Question 1

Which of the following best describes the primary function of the vertebral column?

Accepted Answer

To transmit weight of the trunk to the lower limbs and protect the spinal cord

Question 2

A patient presents with an abnormal dorsal thoracic curvature. Which condition is most likely present?

Accepted Answer

Kyphosis

Question 3

Which region of the vertebral column contains the greatest number of vertebrae?

Accepted Answer

Thoracic

Question 4

Intervertebral discs are composed of two main parts. Which part is responsible for elasticity and compressibility?

Accepted Answer

Nucleus pulposus

Question 5

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

Accepted Answer

Anulus fibrosus

Question 6

Which vertebra is known for its 'knoblike dens' that allows rotation of the atlas and the head?

Accepted Answer

C2 (Axis)

Question 7

Which equation best represents the total number of vertebrae in the adult vertebral column?

Accepted Answer

$$7 + 12 + 5 + 1 + 1 = 26$$

Question 8

Which spinal curvature is accentuated in pregnant women and individuals with pot bellies?

Accepted Answer

Lordosis

Question 9

A patient with poor posture develops a lateral rotation of the spine, most often in the thoracic region. What is this condition called?

Accepted Answer

Scoliosis

Question 10

Which of the following is NOT a function of the thoracic cage?

Accepted Answer

Transmits weight of the trunk to the lower limbs

Question 11

Which bones fuse to form the coxal bone in the hip?

Accepted Answer

Ilium, ischium, and pubis

Question 12

Which of the following best explains why the infant skull is soft and contains fontanelles?

Accepted Answer

To permit brain growth and facilitate passage through the birth canal

Question 13

Which equation best represents the number of carpal bones in one wrist?

Accepted Answer

$$2 	imes 4 = 8$$

Question 14

Which part of the sternum articulates with the clavicle and the first two ribs?

Accepted Answer

Manubrium

Question 15

Which of the following is a common complication in pregnant patients due to changes in spinal curvature?

Accepted Answer

Lordosis

Question 16

Which equation best represents the number of phalanges in one hand?

Accepted Answer

$$2 + (4 	imes 3) = 14$$

Question 17

Which bone is the largest and strongest in the human body, supporting exceptional forces during jumping or running?

Accepted Answer

Femur

Question 18

Which of the following is a sesamoid bone found in the quadriceps tendon that protects the knee joint?

Accepted Answer

Patella

Question 19

Which equation best represents the number of ribs that are considered 'true ribs'?

Accepted Answer

$$7$$

Question 20

Which of the following changes commonly occurs in the vertebral discs as a person ages?

Accepted Answer

Discs become thinner, less hydrated, and less elastic

The Skeleton: Structure and Function of the Axial and Appendicular Skeleton

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