Question 1

Which of the following tissues is NOT a primary component of the skeletal system?

Accepted Answer

Epithelial tissue

Question 2

A patient presents with a herniated intervertebral disc. Which type of cartilage is most likely affected?

Accepted Answer

Fibrocartilage

Question 3

Which bone marking is best described as a projection that serves as a site for ligament or tendon attachment?

Accepted Answer

Tuberosity

Question 4

How does the number of bones in a newborn compare to that of a typical adult?

Accepted Answer

Newborns have more bones because some bones fuse during development.

Question 5

Which of the following is a function of hyaline cartilage in the skeletal system?

Accepted Answer

Forms the model for endochondral ossification

Question 6

Which equation best represents the total number of bones in the adult axial skeleton?

Accepted Answer

$$22 + 6 + 1 + 33 + 25 = 87$$

Question 7

Which bone is NOT part of the axial skeleton?

Accepted Answer

Femur

Question 8

A patient with exaggerated thoracic curvature is diagnosed with which condition?

Accepted Answer

Kyphosis

Question 9

Which of the following best describes the role of ligaments in the skeletal system?

Accepted Answer

They hold bones together at joints.

Question 10

Which of the following is TRUE regarding the fetal skull compared to the adult skull?

Accepted Answer

The fetal skull contains fontanels where ossification is incomplete.

Question 11

Which of the following is a correct sequence for bone repair after a fracture?

Accepted Answer

Hematoma, soft callus, hard callus

Question 12

Which of the following is a projection that allows for articulation with another bone?

Accepted Answer

Facet

Question 13

Which of the following bones is classified as part of the appendicular skeleton?

Accepted Answer

Scapula

Question 14

Which of the following is a function of osteoclasts in bone remodeling?

Accepted Answer

Resorb bone by secreting hydrogen ions and enzymes

Question 15

A compound fracture is best described as:

Accepted Answer

A fracture where the skin and tissues around the bone are damaged

Question 16

Which of the following is TRUE about intervertebral discs?

Accepted Answer

They contain a nucleus pulposus and anulus fibrosus.

Question 17

Which hormone increases bone resorption and raises blood calcium levels?

Accepted Answer

Parathyroid hormone

Question 18

Which of the following is a real-life example of bone remodeling due to mechanical stress?

Accepted Answer

Bone loss in astronauts due to microgravity

Question 19

Which equation correctly calculates the total number of bones in the adult appendicular skeleton?

Accepted Answer

$$4 + 60 + 2 + 60 = 126$$

Question 20

Which of the following is a correct description of a fontanel in the fetal skull?

Accepted Answer

An area where intramembranous ossification is not yet complete

Chapter 7: The Skeletal System – Structure, Components, and Functions

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