$$ \text{Bone Mass} = \text{Initial Mass} + k \times \text{Mechanical Stress} $$

$$ \text{Rate} = \frac{\Delta \text{Diameter}}{\Delta t} $$

Question 1

Which of the following best describes appositional bone growth?

Accepted Answer

Growth that increases the diameter of the bone by adding new bone tissue to the surface.

Question 2

Which hormone is primarily responsible for stimulating osteoclast activity and increasing blood calcium levels?

Accepted Answer

Parathyroid hormone (PTH)

Question 3

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

Accepted Answer

Impaired blood cell production

Question 4

Which bone cell is responsible for bone resorption?

Accepted Answer

Osteoclast

Question 5

During endochondral ossification, which step occurs first?

Accepted Answer

Development of a cartilage model

Question 6

According to Wolff’s law, which of the following best explains how bone adapts to mechanical stress?

Accepted Answer

Bone tissue is deposited in areas experiencing greater mechanical stress.

Question 7

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

Accepted Answer

Production of hormones

Question 8

The periosteum is best described as:

Accepted Answer

A dense connective tissue covering the external surface of bones.

Question 9

Which bone marking is correctly matched with its function?

Accepted Answer

Tuberosity: site of ligament or tendon attachment

Question 10

Which equation best represents the relationship between bone mass and mechanical stress according to Wolff’s law?

Accepted Answer

$$ 	ext{Bone Mass} = 	ext{Initial Mass} + k 	imes 	ext{Mechanical Stress} $$

Question 11

At what approximate age do bones typically reach peak density?

Accepted Answer

Around age 30

Question 12

Which structure is found in the center of an osteon and contains blood vessels and nerves?

Accepted Answer

Central (Haversian) canal

Question 13

A fracture that damages the epiphyseal plate in a child could result in:

Accepted Answer

Impaired lengthwise growth of the affected bone

Question 14

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

Accepted Answer

Compact bone provides strength and support, while spongy bone reduces weight and contains marrow.

Question 15

Which process is defined as the formation of bone tissue?

Accepted Answer

Ossification

Question 16

Which equation best represents the rate of bone formation during appositional growth?

Accepted Answer

$$ 	ext{Rate} = \frac{\Delta 	ext{Diameter}}{\Delta t} $$

Question 17

Which of the following is a function of yellow bone marrow?

Accepted Answer

Storage of fat

Question 18

Which bone cell is most active during the healing of a fracture?

Accepted Answer

Osteoblast

Question 19

Which of the following best describes the anatomy of a flat bone?

Accepted Answer

Two layers of compact bone with a layer of spongy bone in between

Question 20

A patient with excessive secretion of growth hormone during childhood is likely to develop which condition?

Accepted Answer

Gigantism

Bones and Skeletal Tissues: Structured Study Notes

Study Guide - Practice Questions