Question 1

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

Accepted Answer

Scapula

Question 2

A patient presents with numbness and tingling in the hand after lifting a heavy object. Imaging reveals a herniated disc. Which structure is most likely protruding to compress a spinal nerve?

Accepted Answer

Nucleus pulposus

Question 3

Which bone marking is defined as a narrow slit in a bone or between adjacent parts of bones, and is exemplified by the superior orbital fissure?

Accepted Answer

Fissure

Question 4

A forensic anthropologist is examining a skull with a prominent supraorbital ridge, a sloped forehead, and a mandibular angle of approximately 90 degrees. What is the most likely sex of the individual?

Accepted Answer

Male

Question 5

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

Accepted Answer

Lighten the skull and enhance voice resonance

Question 6

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

Accepted Answer

Wedge fracture

Question 7

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

Accepted Answer

Vomer

Question 8

A patient is unable to move their thumb after a wrist injury. Which carpal bone, if fractured, is most likely to affect thumb movement due to its articulation with the first metacarpal?

Accepted Answer

Trapezium

Question 9

Which of the following best describes the difference between true ribs and floating ribs?

Accepted Answer

True ribs attach directly to the sternum via their own costal cartilage, while floating ribs do not attach to the sternum at all.

Question 10

Which of the following features is unique to cervical vertebrae?

Accepted Answer

Transverse foramina

Question 11

A newborn’s skull contains soft spots that allow for flexibility during birth. What are these areas called?

Accepted Answer

Fontanels

Question 12

Which of the following bones forms the posterior wall of the pelvic cavity and articulates with the pelvic bones?

Accepted Answer

Sacrum

Question 13

A patient presents with exaggerated thoracic curvature, resulting in a 'humpback' appearance. Which condition is most likely present?

Accepted Answer

Kyphosis

Question 14

Which of the following is the correct order of bones from proximal to distal in the upper limb?

Accepted Answer

Humerus, radius/ulna, carpals, metacarpals, phalanges

Question 15

Which of the following statements about the hyoid bone is correct?

Accepted Answer

It is suspended in the neck and does not articulate with any other bone.

Question 16

A patient has a fracture at the lateral malleolus. Which bone is affected?

Accepted Answer

Fibula

Question 17

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

Accepted Answer

Mandible

Question 18

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

Accepted Answer

It may break and damage underlying organs such as the liver.

Question 19

Which of the following best describes the function of the glenoid cavity?

Accepted Answer

It articulates with the head of the humerus to form the shoulder joint.

Question 20

A patient presents with pain and swelling after falling on an outstretched hand. X-ray reveals a Colles fracture. Which bone is most likely fractured?

Accepted Answer

Distal radius

The Skeletal System: Structure and Function (Chapter 7 Study Notes)

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