Question 1

Which of the following best describes the main function of simple squamous epithelium in the alveoli of the lungs?

Accepted Answer

Diffusion and filtration of gases

Question 2

A patient with Epidermolysis bullosa has a mutation in the COL7A1 gene. Which structure is most directly affected by this mutation?

Accepted Answer

The collagen fibers anchoring the epidermis to the dermis

Question 3

Which type of epithelial tissue is specialized for stretching and is found lining the urinary bladder?

Accepted Answer

Transitional epithelium

Question 4

Which of the following cell junctions allows the passage of ions and small molecules directly between adjacent cells?

Accepted Answer

Gap junctions

Question 5

Which connective tissue fiber type is most responsible for providing tensile strength to tendons and ligaments?

Accepted Answer

Collagen fibers

Question 6

A gland that releases its secretion by exocytosis without losing cellular material is classified as:

Accepted Answer

Merocrine

Question 7

Which of the following best explains why a severe skin condition can also affect nutrition in a patient?

Accepted Answer

Epithelial tissue lines both the skin and the digestive tract, so blisters can impair swallowing and absorption

Question 8

Which of the following is a function of areolar connective tissue?

Accepted Answer

Fills spaces between organs and connects skin to underlying structures

Question 9

Which of the following best describes the difference between endocrine and exocrine glands?

Accepted Answer

Endocrine glands secrete hormones directly into the bloodstream; exocrine glands secrete products onto epithelial surfaces via ducts

Question 10

Which of the following is true regarding the basement membrane in epithelial tissue?

Accepted Answer

It consists of a basal lamina and a reticular lamina

Question 11

A tissue sample shows multiple layers of flat cells lining the mouth. Which type of epithelium is this?

Accepted Answer

Stratified squamous epithelium

Question 12

Which of the following connective tissues is avascular and functions in shock absorption and protection?

Accepted Answer

Cartilage

Question 13

Which of the following best describes the function of goblet cells found in columnar epithelium?

Accepted Answer

Secretion of mucus

Question 14

Which of the following is a characteristic of pseudostratified columnar epithelium?

Accepted Answer

All cells reach the basement membrane, but not all reach the apical surface

Question 15

Which of the following best explains why older skin develops wrinkles?

Accepted Answer

Loss of collagen and elastin fibers in connective tissue

Question 16

Which of the following is NOT a function of connective tissue?

Accepted Answer

Secretion of hormones

Question 17

Which type of cell junction is most important for preventing leakage between epithelial cells in the intestines?

Accepted Answer

Tight junctions

Question 18

Which of the following best describes the matrix of connective tissue?

Accepted Answer

It consists of extracellular protein fibers and ground substance

Question 19

Which of the following is a function of fasciae in connective tissue?

Accepted Answer

Support and maintain organ positions

Question 20

Which of the following best describes the difference between loose and dense connective tissue proper?

Accepted Answer

Dense connective tissue has more fibers and less ground substance than loose connective tissue

Anatomy & Physiology Study Notes: Tissue Level of Organization

Study Guide - Practice Questions