Question 1

Which of the following best describes the difference between the axial and appendicular skeletons?

Accepted Answer

Axial: Skull, vertebral column, ribs. Appendicular: Shoulder blades, arms, legs, pelvis.

Question 2

How many bones are found in the adult human axial skeleton?

Accepted Answer

$$80$$

Question 3

Which function is NOT performed by the bones of the skull?

Accepted Answer

Producing red blood cells

Question 4

True or False: Associated bones of the skull provide a house for the brain. If false, select the best correction.

Accepted Answer

False, the associated bones provide the structure of the ear and nose.

Question 5

A surgeon needs to access the pituitary gland through the nasal cavity. Which bone will the surgeon most likely cut through?

Accepted Answer

Sphenoid

Question 6

Damage to which cranial bone is most likely to cause problems with hearing?

Accepted Answer

Temporal

Question 7

During a baseball game, a batter is hit in the face by a ball. Which facial bone is least likely to be fractured?

Accepted Answer

Palatine

Question 8

If you are moving the only freely movable bone in the skull, what activity are you doing and which bone are you moving?

Accepted Answer

Chewing; the mandible

Question 9

Which cranial bone contains the foramen magnum?

Accepted Answer

Occipital

Question 10

Which bone forms the bridge of the nose?

Accepted Answer

Nasal

Question 11

Which bone is located between the orbits and forms part of the nasal cavity?

Accepted Answer

Ethmoid

Question 12

Which of the following bones is NOT part of the cranium?

Accepted Answer

Mandible

Question 13

Which bone forms the lower jaw and is the only movable bone of the skull?

Accepted Answer

Mandible

Question 14

Which bone is most likely to be surgically repaired in a patient with a cleft palate?

Accepted Answer

Palatine

Question 15

Which of the following is a paired facial bone?

Accepted Answer

Palatine

Question 16

Which bone contains the sella turcica, which houses the pituitary gland?

Accepted Answer

Sphenoid

Question 17

Which bone forms the structure of the cheek and articulates with the temporal bone?

Accepted Answer

Zygomatic

Question 18

Which bone is most likely to be involved in a fracture resulting from a direct blow to the side of the head?

Accepted Answer

Temporal

Question 19

Which bone forms the posterior part of the hard palate?

Accepted Answer

Palatine

Question 20

Which bone contains the cribriform plate, allowing passage of olfactory nerves?

Accepted Answer

Ethmoid

Anatomy & Physiology Study Notes: The Skeletal System and Skull

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