Question 1

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

Accepted Answer

Clavicle

Question 2

The temporal bone is unique among cranial bones because:

Accepted Answer

It houses the middle and inner ear cavities within its petrous part.

Question 3

Which statement about the vertebral column is CORRECT?

Accepted Answer

It transmits the weight of the trunk to the lower limbs and protects the spinal cord.

Question 4

Which ligament prevents hyperextension of the spine?

Accepted Answer

Anterior longitudinal ligament

Question 5

A patient presents with a fractured hyoid bone. Which of the following is most likely to be impaired?

Accepted Answer

Swallowing and speech

Question 6

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

Accepted Answer

Moisturize and warm incoming air

Question 7

The sacrum:

Accepted Answer

Is formed by the fusion of five vertebrae during adolescence

Question 8

Which of the following statements about the sternum is FALSE?

Accepted Answer

During CPR, hands should be placed on the xiphoid process.

Question 9

Which of the following best describes the function of intervertebral discs?

Accepted Answer

They act as shock absorbers between vertebrae.

Question 10

Which bone is the only bone in the body that does NOT articulate directly with another bone?

Accepted Answer

Hyoid bone

Question 11

Which of the following is a distinguishing feature of the pectoral girdle?

Accepted Answer

It contains light bones that are easy to move.

Question 12

Which of the following is TRUE regarding the pelvic girdle?

Accepted Answer

It attaches the lower limbs to the axial skeleton with strong ligaments.

Question 13

A patient suffers a herniated intervertebral disc. Which structure is most likely to be compressed?

Accepted Answer

Spinal nerve root

Question 14

Which of the following bones is the longest in the human body?

Accepted Answer

Femur

Question 15

Which of the following statements about the ribs is CORRECT?

Accepted Answer

The shaft makes up most of the rib's length.

Question 16

Which of the following is a function of the vertebral column related to homeostasis?

Accepted Answer

It protects the spinal cord, which is essential for nervous system function.

Question 17

Which of the following is a correct pairing of bone and region?

Accepted Answer

Ulna – upper limb

Question 18

Which of the following best describes the difference between the true pelvis and the false pelvis?

Accepted Answer

The true pelvis is involved in childbirth, while the false pelvis supports abdominal organs.

Question 19

Which of the following is a correct statement about the humerus?

Accepted Answer

It is the only bone in the arm.

Question 20

Which of the following equations correctly represents the total number of bones in the adult human body?

Accepted Answer

$$206 = 80 	ext{ (axial)} + 126 	ext{ (appendicular)}$$

Axial and Appendicular Skeleton: Structure and Function

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