Question 1

Which of the following is NOT a function of the skeletal system?

Accepted Answer

Production of digestive enzymes

Question 2

A bone that is small, flat, and develops inside tendons is classified as which type of bone?

Accepted Answer

Sesamoid bone

Question 3

Which bone marking is defined as a small, rounded projection?

Accepted Answer

Tubercle

Question 4

What is the primary function of red bone marrow?

Accepted Answer

Production of red blood cells

Question 5

Which cell type is responsible for breaking down bone matrix and releasing stored minerals?

Accepted Answer

Osteoclast

Question 6

If the ratio of collagen to hydroxyapatite in bone increases, what would be the expected effect on the bone's properties?

Accepted Answer

Bone would become more flexible

Question 7

Which structure connects the epiphysis to the diaphysis in a long bone?

Accepted Answer

Metaphysis

Question 8

During appositional growth, what happens to the medullary cavity as the bone increases in diameter?

Accepted Answer

It enlarges as osteoclasts remove bone matrix

Question 9

Which process describes bone formation that begins with a cartilage model?

Accepted Answer

Endochondral ossification

Question 10

A child presents with abnormally short limbs but a normal-sized trunk. Which condition is most likely responsible?

Accepted Answer

Achondroplasia

Question 11

Which hormone increases blood calcium levels by stimulating osteoclast activity?

Accepted Answer

Parathyroid hormone (PTH)

Question 12

What is the correct sequence of steps in bone fracture repair?

Accepted Answer

Fracture hematoma formation, callus formation, spongy bone formation, compact bone formation

Question 13

Which type of fracture is characterized by a break in the distal radius, often caused by falling onto an outstretched hand?

Accepted Answer

Colles fracture

Question 14

Which of the following best describes the difference between compact bone and spongy bone?

Accepted Answer

Compact bone is organized into osteons, while spongy bone consists of a network of trabeculae

Question 15

A patient with a pituitary tumor before puberty may develop which condition?

Accepted Answer

Gigantism

Question 16

Which of the following organs does NOT play a direct role in calcium homeostasis?

Accepted Answer

Liver

Question 17

Which bone marking is a shallow depression or recess in a bone surface?

Accepted Answer

Fossa

Question 18

Which of the following best explains why bone injuries are usually painful?

Accepted Answer

Bones contain many sensory nerves in the periosteum and internal structures

Question 19

Which process is responsible for the formation of the flat bones of the skull?

Accepted Answer

Intramembranous ossification

Question 20

If osteoclast activity exceeds osteoblast activity, what will happen to bone mass?

Accepted Answer

Bone mass will decrease

Bones and Bone Structure: Structure, Function, and Physiology

Study Guide - Practice Questions