Question 1

Which of the following best describes the primary function of the axial skeleton?

Accepted Answer

Forms the longitudinal axis of the body, protects the brain, spinal cord, and thoracic organs.

Question 2

A patient presents with tingling and numbness in the hand after repetitive wrist movements. Which anatomical structure is most likely being compressed?

Accepted Answer

Median nerve within the carpal tunnel

Question 3

Which bone is the only movable bone of the adult skull?

Accepted Answer

Mandible

Question 4

The vertebral column is composed of 26 bones. If a person has a congenital fusion of two lumbar vertebrae, how many vertebrae would be counted in their vertebral column?

Accepted Answer

$25$

Question 5

Which of the following is a correct description of the difference between male and female pelvises?

Accepted Answer

The female pelvis is wider, lighter, and rounder to facilitate childbearing.

Question 6

A herniated (prolapsed) disc occurs when which structure ruptures, allowing the nucleus pulposus to protrude?

Accepted Answer

Anulus fibrosus

Question 7

Which of the following bones does NOT articulate directly with any other bone?

Accepted Answer

Hyoid bone

Question 8

During CPR, why must hands be positioned on the mid-sternum and not the xiphoid process?

Accepted Answer

To prevent pushing the xiphoid process into underlying organs, which can cause hemorrhaging

Question 9

Which of the following correctly matches the bone to its function or feature?

Accepted Answer

Patella: sesamoid bone that protects the knee joint

Question 10

If a person suffers a fracture to the acetabulum, which joint is most likely affected?

Accepted Answer

Hip joint

Question 11

Which vertebra is responsible for allowing the head to nod 'yes'?

Accepted Answer

Atlas (C1)

Question 12

Which of the following is true regarding the arrangement of ribs in the thoracic cage?

Accepted Answer

Ribs 8-10 are vertebrochondral ribs, attached to the sternum via costal cartilage of rib 7.

Question 13

A patient with osteoporosis is at increased risk for which abnormal spinal curvature?

Accepted Answer

Lordosis

Question 14

Which of the following formulas correctly represents the total number of phalanges in the human hand?

Accepted Answer

$2 + (4 	imes 3) = 14$

Question 15

Which bone forms the posterior wall of the pelvis and articulates laterally with the hip bones?

Accepted Answer

Sacrum

Question 16

A patient is unable to rotate their head side-to-side ('no' movement). Which vertebral structure is most likely damaged?

Accepted Answer

Dens of the axis (C2)

Question 17

Which of the following is a function of the intervertebral discs?

Accepted Answer

Act as shock absorbers and allow elasticity and compressibility

Question 18

Which landmark is commonly used for intramuscular (IM) injections in the hip region?

Accepted Answer

Anterior superior iliac spine

Question 19

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

Accepted Answer

Femur

Question 20

If a person has a fracture at the distal end of the radius, which joint is most likely affected?

Accepted Answer

Wrist joint

Chapter 7: The Skeleton – Structure and Function of the Human Skeletal System

Study Guide - Practice Questions

Study Guide - Flashcards