Question 1

Which of the following is the most abundant tissue type in the human body?

Accepted Answer

Connective tissue

Question 2

Which cell type is primarily responsible for the production of collagen fibers in connective tissue?

Accepted Answer

Fibroblasts

Question 3

Which layer of the epidermis is only found in thick skin, such as the palms and soles, and what is its main function?

Accepted Answer

Stratum lucidum; provides extra protection and reduces friction

Question 4

A patient presents with a third-degree burn. What is the most immediate threat to their health?

Accepted Answer

Dehydration and electrolyte imbalance due to fluid loss

Question 5

Which of the following best describes the difference between intramembranous and endochondral ossification?

Accepted Answer

Endochondral ossification forms bones from cartilage templates, while intramembranous ossification forms bones directly from mesenchyme.

Question 6

Which hormone is primarily responsible for increasing blood calcium levels, and what is its mechanism of action?

Accepted Answer

Parathyroid hormone (PTH); stimulates osteoclasts to break down bone and release calcium

Question 7

Which of the following movements is allowed by a hinge joint?

Accepted Answer

Flexion and extension

Question 8

A patient has osteoporosis. Which dietary component is most critical to help prevent further bone loss?

Accepted Answer

Adequate calcium and vitamin D

Question 9

Which of the following best explains why the diaphysis of a long bone can be hollow?

Accepted Answer

The hollow medullary cavity reduces weight and stores marrow.

Question 10

Which of the following equations correctly represents the relationship between bone remodeling and mechanical stress according to Wolff's Law?

Accepted Answer

$\Delta B = k 	imes S$

Question 11

Which of the following is a distinguishing characteristic of epithelial tissue?

Accepted Answer

Cells are tightly packed with little extracellular space

Question 12

Which of the following best describes the difference between regeneration and fibrosis in tissue repair?

Accepted Answer

Regeneration restores original tissue function, while fibrosis replaces damaged tissue with scar tissue.

Question 13

Which of the following joint types allows the greatest range of motion?

Accepted Answer

Ball-and-socket joint

Question 14

Which of the following is the most mitotically active layer of the epidermis?

Accepted Answer

Stratum basale

Question 15

Which of the following is a function of the anterior cruciate ligament (ACL) in the knee?

Accepted Answer

Prevents anterior displacement of the tibia

Question 16

Which of the following best describes the difference between a shoulder separation and a shoulder dislocation?

Accepted Answer

Separation involves the clavicle separating from the acromion; dislocation involves the humerus leaving the glenoid cavity.

Question 17

Which of the following is a major function of sebaceous glands?

Accepted Answer

Produce sebum to lubricate and waterproof the skin

Question 18

Which of the following best describes the difference between the axial and appendicular skeleton?

Accepted Answer

Axial skeleton includes skull, vertebral column, and rib cage; appendicular skeleton includes limbs and girdles.

Question 19

Which of the following correctly matches a synovial joint movement with its definition?

Accepted Answer

Extension: increase in the angle between two bones

Question 20

Which of the following cell types is responsible for bone resorption during bone remodeling?

Accepted Answer

Osteoclasts

Anatomy & Physiology: Tissues, Skin, Bone, and Joints Study Guide

Study Guide - Practice Questions