Question 1

Which of the following bones is NOT part of the axial skeleton?

Accepted Answer

Femur

Question 2

A patient suffers a fracture to the bone that forms the posterior base of the skull and contains the foramen magnum. Which bone is affected?

Accepted Answer

Occipital bone

Question 3

Which surface feature of a bone is described as a 'rounded knob that articulates with another bone'?

Accepted Answer

Condyle

Question 4

The cribriform plate, which allows passage of olfactory nerve fibers, is part of which bone?

Accepted Answer

Ethmoid bone

Question 5

A patient presents with a deviated nasal septum. Which two bones are most likely involved in this condition?

Accepted Answer

Vomer and ethmoid

Question 6

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

Accepted Answer

They lighten the weight of the skull and enhance voice resonance.

Question 7

A patient is unable to rotate their head from side to side (as in shaking the head 'no'). Which joint is most likely affected?

Accepted Answer

Atlantoaxial joint

Question 8

Which vertebra is characterized by the presence of the dens (odontoid process)?

Accepted Answer

Axis (C2)

Question 9

A 35-year-old patient is diagnosed with scoliosis. Which of the following best describes this condition?

Accepted Answer

An abnormal lateral curvature of the vertebral column

Question 10

Which of the following ribs are classified as 'floating ribs'?

Accepted Answer

Ribs 11-12

Question 11

A foramen is best described as:

Accepted Answer

A hole through a bone for passage of nerves or blood vessels

Question 12

Which bone contains the sella turcica, a depression that houses the pituitary gland?

Accepted Answer

Sphenoid bone

Question 13

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

Accepted Answer

Flattening of the cheek and possible orbital damage

Question 14

Which of the following best describes the function of the vertebral foramen?

Accepted Answer

It allows passage of the spinal cord.

Question 15

A newborn's skull contains fontanels. What is the primary function of these structures?

Accepted Answer

To allow for rapid brain growth and passage through the birth canal

Question 16

Which of the following is a passageway for sound waves to reach the eardrum?

Accepted Answer

External acoustic meatus

Question 17

A patient has a herniated disc between L4 and L5. Which region of the vertebral column is affected?

Accepted Answer

Lumbar

Question 18

Which of the following formulas correctly represents the total number of vertebrae in a typical adult human before fusion?

Accepted Answer

$7 + 12 + 5 + 5 + 4 = 33$

Question 19

Which of the following best describes the articulation between the head of a rib and the vertebral column?

Accepted Answer

The head of the rib articulates with the body of the thoracic vertebra.

Question 20

A patient presents with a fracture to the bone that forms the anterior portion of the hard palate. Which bone is most likely fractured?

Accepted Answer

Maxilla

The Skeletal System: Axial and Appendicular Skeleton Study Notes

Study Guide - Practice Questions