Question 1

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

Accepted Answer

Regulates body temperature

Question 2

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

Accepted Answer

Diaphysis

Question 3

Which type of bone is characterized by being cube-like in shape and having equal length, width, and thickness?

Accepted Answer

Short bone

Question 4

The patella is an example of which bone classification?

Accepted Answer

Sesamoid bone

Question 5

Which structure is responsible for bone growth in length during childhood and adolescence?

Accepted Answer

Epiphyseal plate

Question 6

A bone is found to have a thin layer of cartilage at its ends, acting as a shock absorber. What is this cartilage called?

Accepted Answer

Articular cartilage

Question 7

Which bone cell is responsible for breaking down bone tissue during bone remodeling?

Accepted Answer

Osteoclast

Question 8

During endochondral ossification, what is the first step in the formation of long bones?

Accepted Answer

Formation of a hyaline cartilage model

Question 9

Which hormone increases blood calcium levels by stimulating osteoclast activity?

Accepted Answer

Parathyroid hormone

Question 10

A patient with osteoporosis is at increased risk for which type of fracture?

Accepted Answer

Compression fracture

Question 11

Which of the following best describes the process of hematopoiesis?

Accepted Answer

Production of blood cells in red bone marrow

Question 12

Which anatomical structure is a fibrous membrane covering the outer surface of bones and serves as a site for ligament and tendon attachment?

Accepted Answer

Periosteum

Question 13

A fracture in which the bone tears through the skin, increasing the risk of infection, is called:

Accepted Answer

Open fracture

Question 14

Which of the following equations correctly represents the relationship between bone mass and calcium homeostasis?

Accepted Answer

$$Ca^{2+}$$_{blood} = $$Ca^{2+}$$_{resorption} + $$Ca^{2+}$$_{diet}$$

Question 15

Which bone cell type is capable of mitosis and differentiates into osteoblasts?

Accepted Answer

Osteogenic cell

Question 16

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

Accepted Answer

Composed of osteons with concentric rings of lamellae

Question 17

A patient with Paget’s disease is likely to have bones that are:

Accepted Answer

Weakened and abnormally shaped due to overactive osteoclasts

Question 18

Which process is responsible for the formation of most cranial bones?

Accepted Answer

Intramembranous ossification

Question 19

During bone repair, which step occurs immediately after the formation of a hematoma?

Accepted Answer

Formation of a cartilage callus

Question 20

Which of the following best describes appositional growth in bones?

Accepted Answer

Growth in thickness at the periosteum and endosteum

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

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