Question 1

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

Accepted Answer

Femur

Question 2

A patient presents with a fracture to the vertebral column. Which function of the axial skeleton is most directly compromised?

Accepted Answer

Protection of the spinal cord

Question 3

Which type of bone is characterized by thin layers of parallel plates and is commonly found in the skull?

Accepted Answer

Flat bone

Question 4

The human skeleton is divided into two principal divisions. If a bone is part of the pectoral girdle, to which division does it belong?

Accepted Answer

Appendicular skeleton

Question 5

Which bone surface marking is defined as a large, round protuberance with a smooth articular surface at the end of a bone?

Accepted Answer

Condyle

Question 6

A patient has difficulty speaking and swallowing due to trauma to a bone that does not articulate with any other bone. Which bone is most likely affected?

Accepted Answer

Hyoid bone

Question 7

Which equation correctly represents the total number of bones in the adult human skeleton?

Accepted Answer

$$80 + 126 = 206$$

Question 8

Which of the following is a depression or opening in a bone that allows the passage of blood vessels or nerves?

Accepted Answer

Foramen

Question 9

A radiograph shows a prominent ridge on the hip bone. What is the correct anatomical term for this feature?

Accepted Answer

Crest

Question 10

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

Accepted Answer

Enhancing the resonance of the voice

Question 11

A newborn has areas of unossified mesenchyme in the skull. What are these areas called?

Accepted Answer

Fontanels

Question 12

Which vertebrae are described as the largest and strongest, and are specifically associated with supporting the weight of the body?

Accepted Answer

Lumbar vertebrae

Question 13

A patient is diagnosed with scoliosis. Which of the following best describes this condition?

Accepted Answer

Increased lateral curvature of the vertebral column

Question 14

Which of the following ribs are classified as 'floating ribs'?

Accepted Answer

The last 2 pairs

Question 15

Which bone surface marking is a sharp, slender projection found on vertebrae?

Accepted Answer

Spinous process

Question 16

A herniated disc most commonly affects which structure of the vertebral column?

Accepted Answer

Intervertebral disc

Question 17

Which equation best represents the number of bones in the axial skeleton?

Accepted Answer

$$8 + 14 + 6 + 1 + 26 + 1 + 24 = 80$$

Question 18

Which of the following is a real-life consequence of spina bifida?

Accepted Answer

Possible nerve damage and paralysis

Question 19

Which bone surface marking is a shallow depression, such as the coronoid fossa of the humerus?

Accepted Answer

Fossa

Question 20

A patient suffers a fracture at the C2 vertebra. Which region of the vertebral column is affected?

Accepted Answer

Cervical region

Chapter 7: The Skeletal System – The Axial Skeleton (Principles of Anatomy and Physiology, 15th Edition)

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