Question 1

Which of the following is NOT a function of the axial skeleton?

Accepted Answer

Facilitates voluntary movement of the limbs

Question 2

Which bones form the cranial cavity that supports and protects the brain?

Accepted Answer

Occipital, Parietal (2), Frontal, Temporal (2), Sphenoid, Ethmoid

Question 3

A patient presents with difficulty moving their thoracic cage during respiration. Which part of the axial skeleton is most likely involved?

Accepted Answer

Thoracic cage

Question 4

Which suture separates the parietal bones from the occipital bone?

Accepted Answer

Lambdoid suture

Question 5

How many bones make up the adult vertebral column?

Accepted Answer

26

Question 6

Which of the following curves of the vertebral column develops as an infant learns to hold up their head?

Accepted Answer

Cervical curve

Question 7

A newborn is diagnosed with craniosynostosis, a condition where cranial sutures fuse prematurely. Which suture, if fused early, would most directly affect the growth of the skull in the anterior-posterior direction?

Accepted Answer

Sagittal suture

Question 8

Which bone is NOT part of the facial bones?

Accepted Answer

Sphenoid

Question 9

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

Accepted Answer

$$8 + 14 = 22$$

Question 10

Which vertebra allows the head to shake 'no'?

Accepted Answer

Axis (C2)

Question 11

Which of the following is a primary curve of the vertebral column?

Accepted Answer

Thoracic curve

Question 12

A patient with a fractured zygomatic bone would most likely experience which of the following symptoms?

Accepted Answer

Flattening of the cheek and possible visual disturbances

Question 13

Which of the following bones contains the foramen magnum?

Accepted Answer

Occipital bone

Question 14

Which equation correctly calculates the number of cervical vertebrae in the human vertebral column?

Accepted Answer

$$C = 7$$

Question 15

Which of the following is a function of the paranasal sinuses?

Accepted Answer

Produce mucus and allow air to resonate for voice production

Question 16

Which bone is the only bone of the axial skeleton that does NOT articulate with any other bone?

Accepted Answer

Hyoid bone

Question 17

A patient presents with lordosis. Which region of the vertebral column is most affected?

Accepted Answer

Lumbar

Question 18

Which of the following bones forms the posterior part of the hard palate?

Accepted Answer

Palatine bone

Question 19

Which equation represents the total number of thoracic vertebrae in the human body?

Accepted Answer

$$T = 12$$

Question 20

Which of the following is a distinguishing feature of cervical vertebrae compared to thoracic and lumbar vertebrae?

Accepted Answer

Presence of costal processes and transverse foramina

The Skeletal System: Axial Division – Structure and Function

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