Ch. 3: Epithelium (LP)

Question 1

Squamous

Answer 1

flat & scale like

Question 2

Columnar

Answer 2

tall & rectangular

Question 3

Cuboidal

Answer 3

box-like

Question 4

Simple Squamous (1)

Answer 4

Function: filtration & diffusion
Location: air sacs; capillaries; blood vessels

Question 5

Simple Cuboidal (1)

Answer 5

Function: secretion & absorption
Location: ducts/glands; kidney tubules; ovaries; thyroid

Question 6

Simple Columnar (1)

Answer 6

Function: secretion & absorption
Location: digestive & respiratory tracts

Question 7

Pseudostratified (1)

Answer 7

Function: secretion & propulsion

Location: male sperm duct, large glands, respiratory tract

• gives the impression that it’s multiple layers, but it’s actually a single layer

Question 8

Simple

Answer 8

1 layer of cells

Question 9

Stratified

Answer 9

multiple layers of cells (2+)

Question 10

Stratified Squamous (2)

Answer 10

Function: protects tissues below from damage and abrasion
Location: all of skin; mouth; vagina; esophagus lining

Question 11

Stratified Cuboidal/Columnar

Answer 11

Function: secretion
Location: male sperm duct; sweat glands; mammary glands; urethra

Question 12

Transitional

Answer 12

Function: stretch/urine storage
Location: lining of urinary tract; bladder and urethra; anything pee related

Question 13

Epithelial Tissue

Answer 13

Functions: protection; absorption; filtration; secretion
- they form continuous sheets of cells that are TIGHTLY fitted together

Question 14

Apical Side

Answer 14

free side of unattached surface (outside of the body)