Bios 1030 SI Wednesday week 14

TrueFalse

Correct if false

Oxytocin is secreted from the posterior pituitary and stimulated the ejection of milk

TRUE

A surge in LH causes the egg to be released from the ovaries

If fertilization occurs, the corpus luteum secretes hCG for up to 8 weeks, until the placenta takes over

High levels of estrogen and progesterone prevent ovulation to occur

During ovulation, an egg is released from the ovary

Which of the following is NOT true of the ovarian cycle?

If fertilization occurs, the corpus luteum secretes hCG for up to 8 weeks, until the placenta takes over

OvarianOvulationLutealSecretory

The growth of a follicle occurs during which stage of the female cycle?

Ovarian

The sloughing off of the endometrial wallThe building up of the endometrial wallThe surge of estrogen during the end of the

ovarian cycleThe secretory phase- where menses occurs

What is proliferation?

The building up of the endometrial wall

FSHLHEstrogenProgesterone

What hormone is at the highest point during ovulation (that causes ovulation)?

LH

FSHLHEstrogenProgesterone**

Which hormone is at its highest secretion during the phase where the body is getting ready for implantation?

Hormonal contraceptivesWithdrawalSpermicideInjected hormonal contraceptives More than one of the above

If ovulation is not occurring, which form of birth control might be the cause?

Both kinds of contraceptives

None attemptedVasectomyVaginal contraceptive ringSpermicide

What is the most effective form of contraception?

Vasectomy

What is the best form of contraception?

Abstinence!

Hormone patchVaginal ring**Hormone injectionBirth control pill

Ortho Evra is a type of:

Abnormal hormone levelsBlocked/ scarred fallopian tubesOral contraceptives**Endometriosis

Which of the following is not a cause of infertility in most normal cases?

Oral contraceptives

Implanting a zygote in the uterusInjecting sperm into the uterusEggs and sperm get placed into the oviductImplanting a zygote in the oviduct

What is artificial insemination?

Injecting sperm into the uterus

True False

Hormones travel through the blood.

true

True False

Lipid soluble hormones cannot enter a cell to have an effect since they are not water soluble.

False

CNSSomatic part of the PNSParasympathetic of the PNSOrgan signals in the PNSNone of the above

What division of the nervous system controls skeletal movements?

Somatic part of the PNS

The cell is much more negative on the inside than the outside

The cell is much more positive on the inside than the outside

More negative ions are flowing out of the cells than positive ions are

None of the above

What does it mean that resting membrane potential is -70mV?

The cell is much more negative on the inside than the outside

List 5 CNS disorders and describe them

List 3 hormonal disorders and describe them