$$\text{Bone formation} \u003c \text{Bone resorption}$$

$$\text{Bone} \rightleftharpoons \text{Ca}^{2+}~\text{in blood}$$

Question 1

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

Accepted Answer

Production of hormones for metabolism

Question 2

A patient suffers a fracture in the shaft of their femur. Which part of the long bone is affected?

Accepted Answer

Diaphysis

Question 3

Which bone type is characterized by being roughly cube-shaped and found in the wrist and ankle?

Accepted Answer

Short bones

Question 4

Which of the following best describes the function of osteoblasts?

Accepted Answer

Bone formation

Question 5

The periosteum is essential for bone growth and repair because it contains:

Accepted Answer

Osteogenic cells

Question 6

Which equation correctly represents the main mineral responsible for bone hardness?

Accepted Answer

$$Ca_{10}(PO_4$)_6(OH)_2$$

Question 7

A child’s X-ray shows a visible epiphyseal plate in the femur. What does this indicate?

Accepted Answer

Active bone growth is occurring

Question 8

Which of the following bone markings is most likely to be found where a tendon attaches?

Accepted Answer

Tuberosity

Question 9

Which histological type of bone is organized into osteons and supports weight and tension?

Accepted Answer

Compact bone

Question 10

Which cell type is responsible for bone resorption and is formed by the fusion of multiple blood cells?

Accepted Answer

Osteoclasts

Question 11

A patient with osteoporosis has more bone breakdown than formation. Which equation best represents the imbalance?

Accepted Answer

$$	ext{Bone formation} \u003c 	ext{Bone resorption}$$

Question 12

Which structure allows for the passage of blood vessels and nerves from the periosteum into the compact bone?

Accepted Answer

Perforating (Volkmann) canals

Question 13

Which of the following is TRUE regarding spongy bone?

Accepted Answer

It contains trabeculae and multiple marrow cavities

Question 14

Which bone cell type is most active in the process of bone healing after a fracture?

Accepted Answer

Osteoblasts

Question 15

Which of the following best describes the composition of the bone matrix?

Accepted Answer

Both organic (collagen, proteoglycans) and inorganic (hydroxyapatite) components

Question 16

Which part of the skeleton includes the pectoral and pelvic girdles?

Accepted Answer

Appendicular skeleton

Question 17

Which of the following is a sesamoid bone?

Accepted Answer

Patella

Question 18

Which equation best represents the role of bone in calcium homeostasis?

Accepted Answer

$$	ext{Bone} ightleftharpoons 	ext{Ca}^{2+}~	ext{in blood}$$

Question 19

Which of the following statements about bone marrow is correct?

Accepted Answer

Red marrow is found in the axial skeleton in adults

Question 20

Which of the following best describes the arrangement of lamellae in compact bone?

Accepted Answer

Regularly arranged in osteons around central canals

Bone Tissue & Skeletal System: Structure, Function, and Classification

Study Guide - Practice Questions