lab exam #2 histology (labeled)

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BIO446L Lab Exam #2

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BIO446L Lab Exam #2

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Page 1: Lab Exam #2 Histology (labeled)

BIO446L Lab Exam #2

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LAB #6

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Serous Glands

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LAB #7

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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

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NEUROMUSCULAR JUNCTION

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LAB #8

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LAB #9

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Mucosa:1) Epithelium2) Lamina propria3) Muscularis mucosa

Submucosa

Muscularis Externa

ESOPHAGUS

Inner Circular Layer

Outer Longitudinal Layer

Adventitia

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ESOPHAGUS – MUSCULARIS EXTERNA

Outer Longitudinal

Layer

Inner Circular

Layer

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ESOPHAGUS

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ESOPHAGUS

Adventitia

VAGUS NERVES

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STOMACH

Lamina Propria

(white)

Mucosa (glands)

Inner Circular Layer

Outer Longitudinal

Layer

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GASTRIC PITS OF STOMACH

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PYLORIC SPHINCTER

Stomach

Duodenum

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GASTRIC PITS OF STOMACH

Chief Cells

Parietal Cells

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Duodenal Glands

Submucosal Glands

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SMALL INTESTINES – PILCAE CIRCULARIS

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Lamina Propria

Goblet Cells

Simple Columnar

Absorptive Epithelium

SMALL INTESTINES – VILLI

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COLON – SIMPLE TUBULAR GLANDS

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LIVER LOBULES

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Endocrine: secrete hormones

Exocrine: secrete digestive

enzymes & bicarbonate

solutions

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LAB #10

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Glomerulus

Proximal convoluted

tubule

Distal convoluted

tubule

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Collecting Duct

Loop of Henle

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Blood Vessel (RBCs inside)

Collecting Duct

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Transitional epithelium

Submucosa

Muscularis Externa

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Umbrella Cells

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Maturing Oocyte

Oocytes

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Theca Interna

Cumulus Oophorus

Oocyte

Zona Pellucida

Granulosa Cells

Antrum

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Corpus albicans

Corpus albicans

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Smooth muscle

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Endometrial Glands

Simple columnar epithelium

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Stratified squamous epithetlium

Connective tissue: fibroblasts, collagen, etc.

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serosa

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serosa

Outer longitudinal

muscle

Inner circular muscle

Lamina propria

Single layer of columnar

epithelium

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PEG CELLS: (nonciliated)

nourishes sperm cells

CILIATED CELLS:movement

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Seminiferous tubules

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Seminiferous tubules

Seminiferous tubules

Leydig Cells

Leydig Cells

Blood Vessel

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Sympathetic nerve fibers

longitudinal

circular

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Pseudostratified columnar epithelium

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Corpora amylacea