Lab Exam #2 Histology (labeled)

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BIO446L Lab Exam #2

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BIO446L Lab Exam #2

LAB #6

Serous Glands

LAB #7

nucleus of fibroblast

TENDON:dense regular CT

collagen fibers (type 1)homogenous, glassy appearance

SKELETAL MUSCLE:multi-nucleated & at peripheral

identified by cross striations

MUSCULOTENDINOUS JUNCTION

NEUROMUSCULAR JUNCTION

LAB #8

LAB #9

Mucosa:1) Epithelium2) Lamina propria3) Muscularis mucosa

Submucosa

Muscularis Externa

ESOPHAGUS

Inner Circular Layer

Outer Longitudinal Layer

Adventitia

ESOPHAGUS – MUSCULARIS EXTERNA

Outer Longitudinal

Layer

Inner Circular

Layer

ESOPHAGUS

ESOPHAGUS

Adventitia

VAGUS NERVES

STOMACH

Lamina Propria

(white)

Mucosa (glands)

Inner Circular Layer

Outer Longitudinal

Layer

GASTRIC PITS OF STOMACH

PYLORIC SPHINCTER

Stomach

Duodenum

GASTRIC PITS OF STOMACH

Chief Cells

Parietal Cells

Duodenal Glands

Submucosal Glands

SMALL INTESTINES – PILCAE CIRCULARIS

Lamina Propria

Goblet Cells

Simple Columnar

Absorptive Epithelium

SMALL INTESTINES – VILLI

COLON – SIMPLE TUBULAR GLANDS

LIVER LOBULES

Endocrine: secrete hormones

Exocrine: secrete digestive

enzymes & bicarbonate

solutions

LAB #10

Glomerulus

Proximal convoluted

tubule

Distal convoluted

tubule

Collecting Duct

Loop of Henle

Blood Vessel (RBCs inside)

Collecting Duct

Transitional epithelium

Submucosa

Muscularis Externa

Umbrella Cells

Maturing Oocyte

Oocytes

Theca Interna

Cumulus Oophorus

Oocyte

Zona Pellucida

Granulosa Cells

Antrum

Corpus albicans

Corpus albicans

Smooth muscle

Endometrial Glands

Simple columnar epithelium

Stratified squamous epithetlium

Connective tissue: fibroblasts, collagen, etc.

serosa

serosa

Outer longitudinal

muscle

Inner circular muscle

Lamina propria

Single layer of columnar

epithelium

PEG CELLS: (nonciliated)

nourishes sperm cells

CILIATED CELLS:movement

Seminiferous tubules

Seminiferous tubules

Seminiferous tubules

Leydig Cells

Leydig Cells

Blood Vessel

Sympathetic nerve fibers

longitudinal

circular

Pseudostratified columnar epithelium

Corpora amylacea

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