$$\text{Bone resorption} \rightarrow \text{Ca}^{2+} \text{ released into blood}$$

Question 1

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

Accepted Answer

Hormone production

Question 2

A patient with a deficiency in the inorganic matrix of bone is most likely to experience which of the following?

Accepted Answer

Bones that cannot resist compression

Question 3

Which bone type is characterized by being longer than it is wide and is found in the arms and legs?

Accepted Answer

Long bone

Question 4

The patella is classified as which type of bone?

Accepted Answer

Sesamoid bone

Question 5

Which structure anchors the periosteum firmly to the bone surface?

Accepted Answer

Perforating fibers (Sharpey’s fibers)

Question 6

What is the main function of red bone marrow?

Accepted Answer

Blood cell formation (hematopoiesis)

Question 7

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

Accepted Answer

Sternum

Question 8

Which region of a long bone contains yellow bone marrow?

Accepted Answer

Marrow cavity (medullary cavity)

Question 9

Which of the following best describes the function of compact bone?

Accepted Answer

Resists stresses such as compression and twisting

Question 10

Which bone cell is responsible for bone resorption?

Accepted Answer

Osteoclast

Question 11

What is the primary component of the inorganic matrix of bone?

Accepted Answer

Hydroxyapatite salts of calcium and phosphate

Question 12

Which process describes the formation of bone within a mesenchymal membrane and is responsible for forming many flat bones?

Accepted Answer

Intramembranous ossification

Question 13

During endochondral ossification, what is the initial template for bone formation?

Accepted Answer

Hyaline cartilage

Question 14

Which hormone increases osteoclast activity and raises blood calcium levels?

Accepted Answer

Parathyroid hormone (PTH)

Question 15

A fracture in which the bone is shattered into multiple fragments is called:

Accepted Answer

Comminuted fracture

Question 16

Which of the following equations best represents the relationship between calcium ion concentration and bone resorption?

Accepted Answer

$$	ext{Bone resorption} ightarrow 	ext{Ca}^{2+} 	ext{ released into blood}$$

Question 17

Which of the following is TRUE regarding the epiphyseal plate?

Accepted Answer

It is a region of hyaline cartilage responsible for longitudinal growth

Question 18

Which bone cell type is responsible for synthesizing new bone matrix?

Accepted Answer

Osteoblast

Question 19

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

Accepted Answer

Bone is continuously deposited and resorbed to maintain homeostasis

Question 20

Which vitamin is required for collagen synthesis in bone?

Accepted Answer

Vitamin C

Bones and Bone Tissue: Structure, Function, and Development

Study Guide - Practice Questions