Study Guide For A&P

8/3/2019 Study Guide For A&P

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Chapter 4 and 5

The shape of the external ear is maintained by ________.

Answer

Selected Answer: elastic cartilage

The reason that intervertebral discs exhibit a large amount of tensile strength to absorb shock is

because they possess ________.

Answer

Selected Answer:collagen

fibers

Question 3

Select the correct statement regarding multicellular exocrine glands.Answer

Selected Answer:The secretory cells of holocrine glands release their product by

rupturing.

Question 4

1 out of 1 points

The sebaceous glands are simple alveolar glands that secrete a substance known as sebum. The

secretion of sebum is stimulated ________.

Answer

Selected Answer:by hormones, especially androgens

Question 5

1 out of 1 points

Which of the following statements is true of connective tissue?

Answer

Selected Answer:Collagen fibers provide high tensile strength.

Question 6

1 out of 1 points

Select the correct statement regarding the cells of connective tissue.

Answer

Selected Answer:"Blast" cells are undifferentiated, actively dividing cells.

Question 7

1 out of 1 points

Chondroblasts ________.


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Answer

Selected Answer:within the cartilage, divide and secrete new

matrix

Question 8

0 out of 1 points

A multilayered epithelium with cuboidal basal cells and flat cells at its surface would be classified as

________.

Answer

Selected Answer:transitional

Question 9

1 out of 1 points

Pseudostratified ciliated columnar epithelium ________.

Answer

Selected Answer:lines the respiratory tract

Question 10

Select the correct statement regarding epithelia.

Answer

Selected Answer:Stratified epithelia are present where protection from abrasion is important.

Question 11

Glands, such as the thyroid, that secrete their products directly into the blood rather than throughducts are classified as ________.Answer

Selected Answer:endocrine

Question 12

1 out of 1 points

The dermis ________.

Answer

Selected Answer:has two layers

Question 13

1 out of 1 points

Which of the following is true about the mode of secretion of exocrine glands?

Answer

Selected Answer:Merocrine glands are not altered by the secretory

process.


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Question 14

1 out of 1 points

Matrix is ________.

Answer

Selected Answer: fibers and ground substance

Question 15

1 out of 1 points

Keratinocytes are an important epidermal cell because ________.

Answer

Selected Answer:they produce a fibrous protein that gives the skin much of its protective properties

Question 16

1 out of 1 points

The fiber type that gives connective tissue great tensile strength is ________.

Answer

Selected Answer:collagen

Question 17

0 out of 1 points

What would be a substance you would expect to find expelled from a compound alveolar gland?

Answer

Selected Answer:oil

Question 180 out of 1 points

Which of the following cutaneous receptors is specialized for the reception of touch or light pressure?

Answer

Selected Answer:free nerve endings

Question 19

1 out of 1 points

An epithelial membrane ________.

Answer

Selected Answer:contains simple or stratified epithelia and a basement membrane


The composition of the secretions of the eccrine glands is ________.

Answer


4/26

Selected Answer:99% water, sodium chloride, trace amounts of wastes, and vitamin C

Question 21

1 out of 1 points

Which of the following statements indicates the way in which the body's natural defenses protect theskin from the effects of UV damage?

Answer

SelectedAnswer: Prolonged exposure to the sun induces melanin dispersion, which in turn acts as a

natural sunscreen.

Question 22

1 out of 1 points

The epidermis is responsible for protecting the body against invasion of bacteria and other foreign

agents primarily because it is composed of ________.

Answer

Selected

Answer: four different cell shapes found in five distinct layers, each cell shape with a

special function

Question 23

1 out of 1 points

The function of the root hair plexus is to ________.

Answer

Selected Answer:allow the hair to assist in touch sensation

Question 24

1 out of 1 points

The design of a person's epidermal ridges is determined by the manner in which the papillae rest upon

the dermal ridges to produce the specific pattern known as handprints, footprints, and fingerprints.

Which of the following statements is true regarding these prints or ridges?

Answer

Selected Answer:They are genetically determined, therefore unique to each

person.

Question 25

1 out of 1 points

Select the most correct statement concerning skin cancer.

Answer

SelectedAnswer: Melanomas are rare but must be removed quickly to prevent them from

metastasizing.

Question 26

1 out of 1 points


5/26

Select the correct statement regarding adipose tissue.

Answer

Selected Answer:Its primary function is nutrient storage.

Question 27

1 out of 1 points

Sudoriferous glands vary in distribution over the surface of the body. Which of the following is

correct?

Answer

Selected Answer:Ceruminous glands secrete cerumen, which is thought to deter insects.

Question 28

1 out of 1 points

Vernix caseosa is a ________.

Answer

Selected Answer:whitish material produced by fetal sebaceous glands


The ________ gland is a modified sudoriferous gland that secretes wax.

Answer

Selected Answer:ceruminous

Question 30

1 out of 1 points

The major regions of a hair shaft include all of the following except ________.

Answer

Selected Answer:external root sheath

Question 31

1 out of 1 points

A needle would pierce the epidermal layers of the forearm in which order?

Answer

Selected Answer:corneum, granulosum, spinosum, basale


Although the integument is a covering, it is by no means simple, and some of its functions include

________.

Answer


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Selected

Answer: resident macrophage-like cells whose function is to ingest antigenic invaders andpresent them to the immune system

Question 33

1 out of 1 points

Sudoriferous (sweat) glands are categorized as two distinct types. Which of the following are the two

types of sweat glands?Answer

Selected Answer:eccrine and

apocrine

Question 34

1 out of 1 points

Which muscles attached to the hair follicles cause goose bumps?

Answer

Selected Answer:arrector pili


Nutrients reach the surface of the skin (epidermis) through the process of ________.

Answer

Selected Answer:diffusing through the tissue fluid from blood vessels in the dermis

Question 36

0 out of 1 points

Inability to absorb digested nutrients and secrete mucus might indicate a disorder in which tissue?

Answer

Selected Answer:stratified squamous


The first step in tissue repair involves ________.

Answer

Selected Answer:

inflammation

Question 38

1 out of 1 points

Organized groups of cells (plus their intercellular substances) that have a common purpose form a(n)

________.

Answer

Selected Answer:


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tissue

Question 39

1 out of 1 points

If a splinter penetrated the skin into the second epidermal layer of the sole of the foot, which cells

would be damaged?Answer

Selected Answer:lucidum

Question 40

1 out of 1 points

Select the correct statement regarding tissue repair.Answer

Selected Answer:Inflammation causes capillaries to dilate and become

permeable.

Question 41

1 out of 1 points

Melanocytes and keratinocytes work together in protecting the skin from UV damage when

keratinocytes ________.

Answer

Selected

Answer: accumulate the melanin granules on their superficial portion, forming a UV-

blocking pigment layer


Hyaline cartilage is different from elastic or fibrocartilage because ________.

Answer

Selected Answer:fibers are not normally visible

Question 43

1 out of 1 points

Which of the following is not found in the matrix of cartilage but is in bone?

Answer

Selected Answer:blood vessels

Question 44

1 out of 1 points

The epidermis consists of five layers of cells, each layer with a distinct role to play in the health, well-

being, and functioning of the skin. Which of the following layers is responsible for cell division and

replacement?

Answer


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Selected Answer:stratum basale

Question 45

The dermis has two major layers; which of the following constitutes 80% of the dermis and is

responsible for the tension lines in the skin?Answer

Selected Answer:the reticular layer

Question 46

Cell types likely to be seen in areolar connective tissue include all except: ________.

Answer

Selected Answer:chondrocytes

Question 47

1

________ are commonly found wedged between simple columnar epithelial cells.

Answer

Selected Answer:Goblet cells


Despite its apparent durability, the dermis is subject to tearing. How might a person know that the

dermis has been stretched and/or torn?

Answer

Selected

Answer: The appearance of visible, silvery-white scars is an indication of stretching of the

dermis.

Question 49

The reason the hypodermis acts as a shock absorber is that ________.

Answer

Selected

Answer: the major part of its makeup is adipose, which serves as an effective shockabsorber

Question 50

The presence of lacunae, calcium salts, and blood vessels would indicate ________.Answer

Selected Answer:osseous tissue

Bones Test

Question 1

1 out of 1 points


9/26

A ball-and-socket joint is a multiaxial joint.

Answer

Selected Answer: True

Question 2

1 out of 1 points

Symphyses are synarthrotic joints designed for strength with flexibility.

Answer

Selected Answer: False

Question 3

1 out of 1 points

The largest and strongest bone of the face is the maxilla.

Answer



The ________ of the radius assists in the stabilization of the wrist joint.

Answer

Selected Answer:styloid process

Question 5

1 out of 1 points

The smooth, rounded, or oval articular process of a bone is termed a

Answer

Selected Answer:condyle.


A synovial membrane

Answer

Selected Answer:all of the above

Question 7

1 out of 1 points

The suture that forms the articulation of the parietal bone with the temporal bone is the

Answer

Selected Answer:squamosal suture.

Question 8

1 out of 1 points


10/26

Red bone marrow functions in the formation of

Answer

Selected Answer:blood cells.


Which of the following is only found in compact bone?Answer

Selected Answer:osteon

s

Question 10

0 out of 1 points

Functions of the curves of the vertebral column include which of the following?

Answer


Question 11

1 out of 1 points

Which of the following is part of the nasal septum?

Answer

Selected Answer:vomer bone

Question 12

0 out of 1 points

The hormone calcitonin functions to

Answer

Selected Answer:stimulate osteoclast activity.


The lateral contour of the shoulder is formed by what part of the humerus?

Answer

Selected Answer:greater tubercle

Question 14

1 out of 1 points

The bone that makes up the lower jaw is the

Answer


11/26

Selected Answer:mandible.

Question 15

1 out of 1 points

A compound fractureAnswer

Selected Answer:results in bone breaking the

skin.


A joint that permits free movement is called a(n)

Answer

Selected Answer:diarthrosis.

Question 17

1 out of 1 points

Which of the following is part of the wrist?

Answer

Selected Answer:scaphoi

d

Question 18

1 out of 1 points

Most bones in the appendicular skeleton develop fromAnswer

Selected Answer:both B and D

Question 19

1 out of 1 points

The special movement of the thumb that allows it to grasp an object and hold onto it is called

Answer

Selected Answer:opposition.

Question 20

1 out of 1 points

Articular cartilage found at the ends of the long bones serves to ________.Answer

Selected Answer:provide a smooth surface at the ends of synovial joints

Question 21


12/26

1 out of 1 points

The trabeculae of spongy bone are oriented toward lines of stress.Answer



The appendicular skeleton contains ________ bones.

Answer

Selected Answer:12

6

Question 23

1 out of 1 points

The periosteum is a tissue that serves only to protect the bone because it is not supplied with nerves or

blood vessels.Answer


Question 24

1 out of 1 points

Multiaxial joints of the body include ________.

Answer

Selected Answer:the hip and shoulder

Question 25

1 out of 1 points

The pituitary gland is located in theAnswer

Selected Answer:sella turcica.

Question 26

1 out of 1 points

The coccyx is composed of ________ fused vertebrae.

Answer

Selected Answer:3-5

Question 27

1 out of 1 points

Pointing the toes is an example of ________.

Answer


13/26

Selected Answer:plantar flexion

Question 28

1 out of 1 points

Paranasal sinuses are located within which of the following bones?(1) frontal bone

(2) sphenoid(3) ethmoid

(4) maxilla

(5) nasal bone

Answer

Selected Answer:1, 2, 3,

4

Question 29

0 out of 1 points

The only fixed support for the pectoral girdle is the

Answer

Selected Answer:none of the above

Question 30

1 out of 1 points

The presence of an epiphyseal line indicates

Answer

Selected Answer:epiphyseal growth has ended.

Question 31

1 out of 1 points

The joints that are subjected to the greatest forces would be found in

Answer

Selected Answer:the legs.

Question 32

1 out of 1 points

A Colle's fracture is a break in the distal end of the radius.Answer


Question 33

0 out of 1 points

An exaggerated lateral curvature is termed

Answer


14/26

Selected Answer:none of the above

Question 34

1 out of 1 points

The only movement allowed between the first two cervical vertebrae is flexion.Answer



Synovial fluid is present in joint cavities of freely movable joints. Which of the following statements is

true about this fluid?

Answer

Selected Answer:It contains hyaluronic acid.


An osteon contains osteocytes, lamellae, and a central canal, and is found in compact bone only.

Answer


Question 37

1 out of 1 points

On the basis of structural classification, which joint is fibrous connective tissue?

Answer

Selected Answer: syndesmosis

Question 38

1 out of 1 points

Most of the anterior surface of the scapula is formed by the

Answer

Selected Answer:subscapular fossa.

Question 39

1 out of 1 points

The parathyroid hormone

Answer


Question 40

1 out of 1 points


15/26

The socket that receives the head of the femur is the

Answer

Selected Answer:acetabulum.

Question 41

1 out of 1 points

The amount of movement permitted by a particular joint is the basis for the functional classification of

joints.

Answer


Question 42

1 out of 1 points

Movement allowed in a pivot joint is known as ________.Answer

Selected Answer: uniaxial rotation

Question 43

1 out of 1 points

Which of the following is a function of synovial fluid?

Answer

Selected Answer:shock

absorption


In intramembranous ossification,

Answer

Selected Answer:only A and C

Question 45

1 out of 1 points

Spongy bone is made up of a network of bony spines called

Answer

Selected Answer:

trabeculae.


The long, skinny process near the external auditory meatus is the

Answer

Selected Answer:styloid process.


16/26

Question 47

1 out of 1 points

Bending your head back until it hurts is an example of ________.

Answer

Selected Answer: hyperextensio

n


The foramen magnum goes through the occipital bone.

Answer


Question 49

1 out of 1 points

The arches of the foot are supported by (the)

Answer

Selected Answer:metatarsal bones.

Question 50

1 out of 1 points

A movement away from the midline of the body is termed

Answer

Selected Answer:abduction.

Muscle Test


17/26

Question 1

1 out of 1 points

The difference between picking up a pencil versus picking up a 30 pound weight is:

Answer

Selected Answer: E.B & D.

Question 2

1 out of 1 points

A muscle that has three origins is called a

Answer

Selected Answer: B.

tricep.

Question 3

1 out of 1 points

Which of the following is a muscle of the facial expression?

Answer

Selected Answer: C.

platysma

Question 4

1 out of 1 points

All of the following are muscles that move the humerus EXCEPT

Answer

Selected Answer: E.

pronator teres.

Question 5

0 out of 1 points

A motor unit is all the:

Answer

Selected Answer: E.

none of the above.

Question 6

1 out of 1 points

A muscle that produces an upward movement is aAnswer

Selected Answer: A.

levator.


Muscle fatigue can be caused by


18/26

Answer

Selected Answer: E.

All of the above.

Question 8

1 out of 1 points

Which of the following is a muscle whose insertion is found on the pectoral girdle?Answer

Selected Answer: D.

trapezius

Question 9

0 out of 1 points

Tunnel-like extensions of the sarcolemma into the muscle fiber are

Answer

Selected Answer: A.myofibrils.

Question 10

1 out of 1 points

Tissues, like muscles, stretch best when:

Answer

Selected Answer: C.

stretched slow and warmed

up

Question 11

0 out of 1 points

Intermediate filaments are structures of

Answer

Selected Answer: B.

skeletal and smooth muscle.

Question 12

1 out of 1 points

Which of the following is a muscle that moves the foot?

Answer

Selected Answer: D.

tibialis anterior


Acetylcholine that has been released into the synaptic cleft is rapidly inactivated by

Answer


19/26

Selected Answer: A.

diffusion out of the synaptic cleft.

Question 14

1 out of 1 points

After a period of maximal muscle activity, the amount of oxygen needed to support the conversion oflactic acid to glycogen is a component of :

Answer

Selected Answer: B.

oxygen debt.


A sustained contraction of a muscle is called

Answer

Selected Answer: D.

tetanus.


The immediate direct source of energy for muscle contraction is

Answer

Selected Answer: D.

ADP.


The pigmented protein in the muscle fibers that stores oxygen isAnswer

Selected Answer: A.

myoglobin.


An inflammation of tendons or synovial membranes is called

Answer

Selected Answer: A.

arthritis.


Muscle tone results from

Answer

Selected Answer: C.

activation of a small number of motor units.


20/26

Question 20

1 out of 1 points

All of the following are muscles of the lower limb EXCEPT the

Answer

Selected Answer: E.deltoid.

Question 21

1 out of 1 points

All of the following are muscles that move the eyeball EXCEPT

Answer

Selected Answer: C.

internal oblique.

Question 22

0 out of 1 points

Each individual muscle fiber is covered by connective tissue called the

Answer

Selected Answer: A.

epimysium.

Question 23

1 out of 1 points

Which of the following substances is released from the sarcoplasmic reticulum to initiate muscle

contraction?

Answer

Selected Answer: E.calcium

Question 24

1 out of 1 points

Pain in or associated with muscles is called

Answer

Selected Answer: D.myalgia.

Question 25

0 out of 1 points

Thin myofilaments are composed of

Answer

Selected Answer: B.actin, troponin, and myosin.

Question 26

1 out of 1 points


21/26

Which of the following is a muscle that moves the mandible?

Answer

Selected Answer: A.

masseter.

Question 27

1 out of 1 points

Which is true of smooth muscle?

Answer

Selected Answer: D.

it is not under voluntary control.

Question 28

1 out of 1 points

During muscle contraction, the energy in creatine phosphate is used to convert:

Answer

Selected Answer: E.ADP to ATP.

Question 29

1 out of 1 points

The sarcomere is the area between two

Answer

Selected Answer: B.

Z discs.

Question 30

1 out of 1 points

Which of the following muscles is not part of the quadriceps femoris?

Answer

Selected Answer: D.

biceps

femoris

Question 31

0 out of 1 points

Smooth muscle is:

Answer

Selected Answer: A.

striated, multinucleated and involuntary.

Question 32

1 out of 1 points

The infraspinatus muscle is a muscle that moves the

Answer


22/26

Selected Answer: C.

upper arm.

Question 33

0 out of 1 points

Intercalated discs are characteristic structures found inAnswer

Selected Answer: B.

skeletal muscle.

Question 34

1 out of 1 points

The darker portion of the sarcomere composed of thick filaments and in some areas overlapping thin

filaments is the

Answer

Selected Answer: C.

A band.


Which of the following events occurs during the latent period of a twitch contraction in a skeletal

muscle?

Answer

Selected Answer: C.

Calcium ions are pumped back into the sarcoplasmic

reticulum

Question 36

1 out of 1 points

A muscle that decreases the size of an opening is a

Answer

Selected Answer: B.

sphincter.

Question 37

1 out of 1 points

During oxygen debt, some of the lactic acid produced by anaerobic respiration in muscle fibers is

converted into glycogen in the

AnswerSelected Answer: B.

liver.

Question 38

1 out of 1 points

Which of the following is/are striated and involuntary?Answer


23/26

Selected Answer: A.

cardiac

muscle


An increase in the diameter of muscle fibers is called

Answer

Selected Answer: B.

muscular hypertrophy.


Which of the following is NOT a characteristic used to name skeletal muscles?

Answer

Selected Answer: D.

thickness of fibers.


Which of the following muscles adducts the thigh and flexes the leg?

Answer

Selected Answer: A.

gracilis


The organelle storing calcium in resting skeletal muscle fibers is theAnswer

Selected Answer: A.

sarcoplasmic reticulum.


The space between an axon terminal and the sarcolemma is the

Answer

Selected Answer: C.

neuromuscular

junction.

Question 44

0 out of 1 points

The dense irregular connective tissue that covers muscle fascicles and holds them together is called the

Answer

Selected Answer: E.


24/26

epimysium.

Question 45

0 out of 1 points

The number of muscle fibers in an individual motor unit is:

Answer

Selected Answer: D.

high where precise control is

needed.

Question 46

1 out of 1 points

The neurotransmitter at the neuromuscular junction is

Answer

Selected Answer: A.

acetylcholine.

Question 47

1 out of 1 points

The most common form of inherited muscle-destroying disease is

Answer

Selected Answer: D.

Duchenne's muscular

dystrophy.


Cardiac muscle is:Answer

Selected Answer: A.

striated, multinucleated and involuntary.


Based on its name, which of the following best describes characteristics of the biceps femoris muscle?

Answer

Selected Answer: C.

has two origins and found in the upper leg


Which of the following flexes and abducts the wrist?

Answer

Selected Answer: E.

flexor carpi


25/26

radialis

Question 51

1 out of 1 points

All of the following are characteristics of fast glycolytic (FG) skeletal muscle fibers EXCEPT

Answer

Selected Answer: B.

high concentration of myoglobin.

Question 52

0 out of 1 points

Which of the following substances can block the release of acetylcholine at the neuromuscular

junction?

Answer

Selected Answer: B.

acetylcholinesterase

Question 53

0 out of 1 points

Humans undergo a slow, progressive loss of skeletal muscle starting at about age:

Answer

Selected Answer: A.

40

Question 54

1 out of 1 points

The muscle that produces the action of sucking is the

Answer

Selected Answer: D.

buccinator.

Question 55

1 out of 1 points

The point of attachment of a muscle (by means of a tendon) to the stationary bone is called the

Answer

Selected Answer: B.

origin.


All of the following are proteins of myofilaments EXCEPT

Answer

Selected Answer: B.

elastin.

Question 57


26/26

1 out of 1 points

The plasma membrane of a skeletal muscle cell is called the:Answer

Selected Answer: B.

sarcolemma.

Question 58

0 out of 1 points

Problems resulting from damage or disease of any components of a motor unit including the somaticmotor neuron, neuromuscular junction or muscle fiber is called __________ .

Answer

Selected Answer: E.fibromyalgia

Question 59

1 out of 1 points

Which of the following is NOT a function of muscle tissue?

Answer

Selected Answer: A.Vitamin D production

Question 60

1 out of 1 points

All of the following are events that occur in skeletal muscle fibers EXCEPT

Answer

Selected Answer: E.

all of the above arecorrect.

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Study Guide For A&P