Question 1

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

Accepted Answer

Production of digestive enzymes

Question 2

Which type of bone is classified as being longer than it is wide, and can be found in the limbs?

Accepted Answer

Long bone

Question 3

Osteocalcin, a hormone produced by osteoblasts, has which of the following effects on the body?

Accepted Answer

Stimulates insulin production in the pancreas

Question 4

Which equation best represents the relationship between bone remodeling and calcium homeostasis?

Accepted Answer

$$Ca^{2+}$$_{blood} = $$Ca^{2+}$$_{absorbed} + $$Ca^{2+}$$_{released~from~bone}$$

Question 5

A patient with a deficiency in osteocalcin would most likely experience which of the following symptoms?

Accepted Answer

Decreased bone strength and impaired glucose metabolism

Question 6

Which of the following bones is classified as a flat bone?

Accepted Answer

Scapula

Question 7

The adult human skeleton consists of how many named bones?

Accepted Answer

206

Question 8

Which of the following best describes the axial skeleton?

Accepted Answer

Formed from 80 named bones including the skull, vertebral column, and bony thorax

Question 9

Which tissue type dominates bone composition?

Accepted Answer

Bone connective tissue

Question 10

Which of the following is a correct example of a short bone?

Accepted Answer

Carpals

Question 11

During bone remodeling, which cell type is primarily responsible for bone formation?

Accepted Answer

Osteoblast

Question 12

Which of the following is NOT a function of bones?

Accepted Answer

Regulation of body temperature

Question 13

A fracture in the vertebral column would affect which part of the skeleton?

Accepted Answer

Axial skeleton

Question 14

Which of the following best describes the process of bone remodeling?

Accepted Answer

Bone tissue is continuously removed and added throughout life

Question 15

Which equation represents the total number of bones in the adult human skeleton?

Accepted Answer

$$N_{total} = N_{axial} + N_{appendicular}$$

Question 16

Which of the following bones is an example of a sutural bone?

Accepted Answer

Bone between the parietal and occipital bones of the skull

Question 17

Which of the following statements about cartilage in bone is correct?

Accepted Answer

Cartilage is present in articular surfaces and growth plates

Question 18

Which function of bone is most directly related to movement?

Accepted Answer

Attachment sites for muscles

Question 19

Which of the following is a correct statement about the appendicular skeleton?

Accepted Answer

It is formed from 126 named bones including the limbs and girdles

Question 20

Which of the following is a real-life consequence of impaired bone remodeling?

Accepted Answer

Increased risk of osteoporosis and bone fractures

Bones and the Skeletal System: Structure, Function, and Classification

Study Guide - Practice Questions