Discuss The Types And Functions Of Epithelial Tissues

Question 1

Define Simple Squamous epithelium.

Answer 1

It lines the alveoli, forms capillary walls, lines blood and lymph vessels, covers body cavity membranes

Question 2

Define Simple Cuboidal Epithelium.

Answer 2

This tissue covers ovaries, lines kidney tubules and glandular ducts. It also plays a function in secretion and absorption.

Question 3

Define Simple Columnar Epithelium

Answer 3

This is found in female reproductive tubes, uterus and most of the digestive tract organs, involved in secretion and absorption.

Question 4

Define Pseudostratified Columnar Epithelium.

Answer 4

This is found in the male urethra, ductus deferentia and areas of the pharynx.

Question 5

Define transitional Epithelium.

Answer 5

This lines the urinary bladder, ureters and superior urethra to prevent urinary tract contents from diffusing back into the body environment.

Question 6

Define Glandular epithelium.

Answer 6

Usually found in exocrine glands or endocrine glands.

Question 7

What does the epithelia do?

Answer 7

It provides physical protection, protecting exposed and internal surfaces from abrasion, dehydration and destruction from biological or chemical agents.

Question 8

What affect do the smooth tightly interlocked epithelial cells of the circulatory system have?

Answer 8

They reduce friction between blood and walls of the blood vessels.

Question 9

As epithelium are exposed to friction, acids, bacteria and environmental factors, what makes them special?

Answer 9

Epithelium have a strong ability to regenerate due to the above factors.

Question 10

Label the Epithelium

Answer 10