Question 1

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

Accepted Answer

Femur

Question 2

A patient presents with numbness and tingling in the lower limb after lifting a heavy object. Imaging reveals a protrusion of the nucleus pulposus through the anulus fibrosus. What is the most likely diagnosis?

Accepted Answer

Herniated disc

Question 3

Which bone marking is defined as a tunnel through a bone, allowing passage of nerves or blood vessels?

Accepted Answer

Canal (or meatus)

Question 4

The sella turcica, which houses the pituitary gland, is a feature of which cranial bone?

Accepted Answer

Sphenoid bone

Question 5

Which of the following is a distinguishing feature of cervical vertebrae?

Accepted Answer

Transverse foramina

Question 6

A Colles fracture is most likely to involve which bone?

Accepted Answer

Distal radius

Question 7

Which of the following statements about the female pelvis is correct?

Accepted Answer

The pelvic inlet is wide and oval-shaped.

Question 8

Which of the following bones contributes to the formation of the nasal septum?

Accepted Answer

Vomer

Question 9

A patient with osteoporosis suffers a vertebral compression fracture. Which type of fracture is most likely if only the anterior portion of the vertebra is involved?

Accepted Answer

Wedge fracture

Question 10

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

Accepted Answer

Lighten the skull and enhance voice resonance

Question 11

Which bone forms the only moveable joint in the adult skull?

Accepted Answer

Mandible

Question 12

A patient is unable to abduct their arm at the shoulder joint. Which bone and marking are most likely involved in the injury?

Accepted Answer

Humerus, greater tubercle

Question 13

Which of the following is true regarding the arches of the foot?

Accepted Answer

The medial longitudinal arch runs from the calcaneus to metatarsals I–III.

Question 14

Which of the following is a correct pairing of bone and its marking?

Accepted Answer

Femur – Linea aspera

Question 15

Which of the following best describes the function of the hyoid bone?

Accepted Answer

Attachment point for muscles involved in swallowing and speech

Question 16

A patient with a deviated nasal septum is most likely to have a displacement of which structure?

Accepted Answer

Perpendicular plate of the ethmoid and vomer

Question 17

Which of the following is a distinguishing feature of thoracic vertebrae?

Accepted Answer

Presence of costal facets for rib articulation

Question 18

Which of the following is true regarding the development of spinal curvatures?

Accepted Answer

Primary curvatures (thoracic and sacral) are present during the fetal period.

Question 19

During CPR, why is it important to avoid placing hands over the xiphoid process?

Accepted Answer

It may break and damage underlying organs, particularly the liver.

Question 20

Which of the following bones is NOT a part of the orbit?

Accepted Answer

Mandible

The Skeletal System: Structure, Function, and Anatomy

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