Question 1

Which of the following best describes the function of flat bones such as the parietal bone of the skull?

Accepted Answer

They provide protection for underlying soft tissues and offer an extensive surface area for the attachment of skeletal muscles.

Question 2

A patient presents with a fracture in the shaft of their femur. Which anatomical term best describes this region of the bone?

Accepted Answer

Diaphysis

Question 3

Which bone cell type is responsible for bone resorption and what hormone stimulates its activity?

Accepted Answer

Osteoclast; Parathyroid hormone (PTH)

Question 4

Which of the following bone markings is defined as a 'rounded passageway for blood vessels and/or nerves'?

Accepted Answer

Foramen

Question 5

A long bone is subjected to body weight, creating tension on the lateral side and compression on the medial side. Which property of bone allows it to withstand these forces?

Accepted Answer

The orientation of collagen fibers in adjacent lamellae

Question 6

Which of the following is a correct pairing of bone type and example?

Accepted Answer

Short bone – carpal bone

Question 7

Which structure is found in compact bone but NOT in spongy bone?

Accepted Answer

Osteons (Haversian systems)

Question 8

Which of the following best describes the periosteum?

Accepted Answer

A membrane with outer fibrous and inner cellular layers that covers bone except at joint surfaces

Question 9

Which of the following is the correct chemical formula for hydroxyapatite, the primary mineral component of bone matrix?

Accepted Answer

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

Question 10

A patient with osteoporosis is at increased risk for fractures due to increased activity of which cell type?

Accepted Answer

Osteoclasts

Question 11

Which of the following best describes the function of the paranasal sinuses?

Accepted Answer

They make the head lighter and provide resonance for phonation.

Question 12

Which of the following bone markings is a shallow depression?

Accepted Answer

Fossa

Question 13

Which of the following is a function of the endosteum?

Accepted Answer

It lines the marrow cavity and covers trabeculae of spongy bone.

Question 14

Which of the following is true regarding the attachment of muscles and bones?

Accepted Answer

Tendons anchor muscle to bone, while ligaments anchor bone to bone.

Question 15

Which of the following best describes the role of osteoblasts?

Accepted Answer

They secrete organic components of the bone matrix.

Question 16

Which of the following is a distinguishing feature of irregular bones?

Accepted Answer

They have complex shapes with short, flat, notched, or ridged surfaces.

Question 17

Which of the following is the correct sequence of bone cell differentiation?

Accepted Answer

Osteogenic cell → Osteoblast → Osteocyte

Question 18

Which of the following best describes the function of canaliculi in bone tissue?

Accepted Answer

They allow for the exchange of nutrients and waste between osteocytes and blood vessels.

Question 19

Which hormone is released by the thyroid gland and decreases blood calcium levels by inhibiting osteoclast activity?

Accepted Answer

Calcitonin

Question 20

Which of the following best explains why sesamoid bones, such as the patella, are found near joints?

Accepted Answer

They develop within tendons to reduce friction and modify pressure.

Bones and Bone Structure: Study Notes for ANP College Students

Study Guide - Practice Questions

Study Guide - Flashcards