$$\text{Bone Mass} \propto \text{Physical Activity}$$

Question 1

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

Accepted Answer

Hormone secretion

Question 2

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

Accepted Answer

The shaft of the bone

Question 3

Which bone type is best described as being embedded within tendons and commonly found in locations such as the patella?

Accepted Answer

Sesamoid bone

Question 4

Which bone marking is defined as a rounded passageway for blood vessels or nerves?

Accepted Answer

Foramen

Question 5

A forensic scientist finds a bone with a prominent ridge. Which bone marking term best describes this feature?

Accepted Answer

Crest

Question 6

Which of the following best describes cancellous bone?

Accepted Answer

Bone with an open network of trabeculae

Question 7

Which equation correctly represents the formation of hydroxyapatite in bone matrix?

Accepted Answer

$$Ca_3$$($$PO_4)_2 + Ca(OH)_2$$ \rightarrow Ca_{10}($$PO_4)_6(OH)_2$

Question 8

Which cell type is responsible for bone resorption and the release of stored minerals?

Accepted Answer

Osteoclast

Question 9

During bone growth, which structure is responsible for the lengthening of long bones in children and adolescents?

Accepted Answer

Epiphyseal cartilage (growth plate)

Question 10

Which process describes the formation of bone directly within the dermis, producing bones such as the mandible and flat bones of the skull?

Accepted Answer

Intramembranous ossification

Question 11

A patient with osteoporosis has more bone breakdown than bone formation. Which cell type is likely more active?

Accepted Answer

Osteoclasts

Question 12

Which of the following best explains why weight-bearing exercise is recommended for bone health?

Accepted Answer

It stimulates osteoblasts to build bone matrix

Question 13

Which structure allows for the passage of blood vessels into the diaphysis of a long bone?

Accepted Answer

Nutrient foramen

Question 14

Which of the following is TRUE regarding the periosteum?

Accepted Answer

It covers all bone surfaces except those enclosed in joint capsules

Question 15

Which bone cell type is derived from mesenchymal stem cells and assists in fracture repair?

Accepted Answer

Osteoprogenitor cell

Question 16

A long bone stops growing after puberty. What radiographic feature indicates this?

Accepted Answer

Epiphyseal line

Question 17

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

Accepted Answer

In concentric lamellae around a central canal

Question 18

Which type of bone marrow is responsible for blood cell production?

Accepted Answer

Red bone marrow

Question 19

Which of the following is a correct sequence for the development of bone cells?

Accepted Answer

Osteoprogenitor cell $$\rightarrow$$ Osteoblast $$\rightarrow$$ Osteocyte

Question 20

Which equation best represents the relationship between bone mass and physical activity?

Accepted Answer

$$	ext{Bone Mass} \propto 	ext{Physical Activity}$$

Osseous Tissue and Bone Structure: Study Notes for Anatomy & Physiology

Study Guide - Practice Questions