Question 1

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

Accepted Answer

Production of hormones

Question 2

The adult human skeleton contains approximately how many bones?

Accepted Answer

206

Question 3

Which bone tissue type is responsible for the formation of blood cells?

Accepted Answer

Spongy bone

Question 4

Which of the following bones is part of the axial skeleton?

Accepted Answer

Sternum

Question 5

What is the primary function of the appendicular skeleton?

Accepted Answer

Facilitating movement

Question 6

Which bone shape classification does the vertebra belong to?

Accepted Answer

Irregular

Question 7

Which part of a long bone contains the medullary cavity?

Accepted Answer

Diaphysis

Question 8

Why is spongy bone especially important at the epiphyses of long bones?

Accepted Answer

It reduces the weight of the bone and absorbs shock.

Question 9

A joint (articulation) is best defined as:

Accepted Answer

A location where two bones meet and allow movement

Question 10

Which type of joint allows the greatest range of motion?

Accepted Answer

Synovial joint

Question 11

Which cell type is responsible for bone resorption during the bone remodeling process?

Accepted Answer

Osteoclasts

Question 12

During fracture healing, which stage involves the formation of a soft callus?

Accepted Answer

Fibrocartilaginous callus formation

Question 13

Which region of the vertebral column contains the most vertebrae?

Accepted Answer

Thoracic

Question 14

Which of the following is a hinge joint?

Accepted Answer

Elbow

Question 15

Which equation best represents the relationship between bone mass and mechanical stress?

Accepted Answer

$$M_{bone} \propto S_{mechanical}$$

Question 16

Which of the following is a function of osteoblasts?

Accepted Answer

Build new bone matrix

Question 17

Which bone is classified as a flat bone?

Accepted Answer

Scapula

Question 18

Which of the following is NOT a reason why bone remodeling is important?

Accepted Answer

Prevents all fractures

Question 19

Which type of synovial joint allows movement in multiple axes and planes?

Accepted Answer

Ball-and-socket

Question 20

Why is proper vascularization important during fracture healing?

Accepted Answer

It supplies nutrients and oxygen for tissue repair.

Skeletal System: Structure, Function, and Organization Study Notes

Study Guide - Practice Questions