Question 1

Which of the following best distinguishes between the axial and appendicular skeleton?

Accepted Answer

Axial: Skull, tail bone, ribs. Appendicular: Shoulder blades, wrist bones, knee cap.

Question 2

Which bone is most likely to be damaged in a patient who presents with hearing loss after a head injury?

Accepted Answer

Temporal

Question 3

A surgeon accesses the pituitary gland by making an incision through the nose. Which bone must be cut to reach the pituitary gland?

Accepted Answer

Sphenoid

Question 4

Which of the following bones is both classified as a facial bone and also contains a sinus?

Accepted Answer

Maxilla

Question 5

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

Accepted Answer

Chewing; the mandible.

Question 6

Which two bones may be involved in a deviated nasal septum, in addition to the cartilage?

Accepted Answer

The vomer and ethmoid bone.

Question 7

Which bone creates the lateral wall of the orbital cavity?

Accepted Answer

Zygomatic

Question 8

What is one reason the thoracic cage can flex in and out during CPR without breaking bones?

Accepted Answer

Flexible costal cartilage comprises a large portion of the anterior thoracic cage.

Question 9

What makes false ribs different from true ribs?

Accepted Answer

The true ribs articulate with the sternum, while false ribs do not.

Question 10

The medial end of the clavicle articulates with what structure?

Accepted Answer

Sternum

Question 11

Which statement about the scapula is correct?

Accepted Answer

The glenoid cavity of the scapula articulates with the humerus.

Question 12

Of the two bones in the forearm, which bone is medial?

Accepted Answer

Ulna

Question 13

A person falls and tries to catch themselves with their hands. Which bone is most likely to break, and where?

Accepted Answer

The distal end of the radius.

Question 14

Arrange the bones of the upper limb from proximal to distal.

Accepted Answer

Humerus à Radius & Ulna à Metacarpals à Phalanges

Question 15

On which bone is the acetabulum found?

Accepted Answer

A-C are all correct.

Question 16

How does the angle of the pelvic arches differ in male and female pelvises?

Accepted Answer

The angle of the male pelvic arch tends to be more acute than the female pelvic arch.

Question 17

With which bones does the femur articulate?

Accepted Answer

The tibia, the coxal bone, and the patella.

Question 18

How do the metatarsals contribute to the foot’s ability to bear weight?

Accepted Answer

The bones help create arches that distribute the weight.

Question 19

Distinguish between the Talus and the Calcaneus.

Accepted Answer

The talus articulates with the tibia; the calcaneus only articulates with other tarsals.

The Skeletal System: Structure, Function, and Major Bones

Study Guide - Practice Questions