Q: Which of the following is the correct formula for the total number of phalanges in both hands and both feet?

$$ 14 \text{ (hand)} + 14 \text{ (foot)} = 28 $$

Question 1

Which of the following statements best describes the function of the clavicle in the pectoral girdle?

Accepted Answer

It acts as a brace to hold the arms laterally and transmits compression forces from the upper limb to the axial skeleton.

Question 2

A patient presents with a fracture at the surgical neck of the humerus. Which of the following structures is most at risk of injury?

Accepted Answer

Axillary nerve

Question 3

Which bone marking on the scapula serves as the point of articulation with the head of the humerus?

Accepted Answer

Glenoid cavity

Question 4

Which of the following best distinguishes the true pelvis from the false pelvis?

Accepted Answer

The true pelvis is inferior to the pelvic brim and defines the birth canal.

Question 5

A football player lands hard on his elbow, causing hyperextension. Which anatomical feature of the ulna prevents this movement under normal circumstances?

Accepted Answer

Olecranon process

Question 6

Which of the following is a correct sequence of carpal bones in the proximal row from lateral (thumb side) to medial?

Accepted Answer

Scaphoid, lunate, triquetrum, pisiform

Question 7

Which of the following features is unique to the femur and serves as a site for muscle attachment?

Accepted Answer

Greater trochanter

Question 8

A patient has a fracture of the medial malleolus. Which bone is affected?

Accepted Answer

Tibia

Question 9

Which of the following statements about the arches of the foot is correct?

Accepted Answer

The medial longitudinal arch is higher than the lateral longitudinal arch and helps absorb shock.

Question 10

Which of the following best explains why the female pelvis is adapted for childbirth?

Accepted Answer

It is wider, shallower, lighter, and rounder than the male pelvis.

Question 11

Which of the following bones does NOT contribute to the formation of the acetabulum?

Accepted Answer

Sacrum

Question 12

A patient is unable to flex their forearm at the elbow. Which bone marking of the humerus is most likely involved in this movement?

Accepted Answer

Coronoid fossa

Question 13

Which of the following best describes the articulation between the radius and ulna at the wrist?

Accepted Answer

The distal end of the radius articulates with the carpal bones, while the ulna is separated from the wrist joint by a fibrocartilage disc.

Question 14

Which of the following is the correct formula for the total number of phalanges in both hands and both feet?

Accepted Answer

$$ 14 	ext{ (hand)} + 14 	ext{ (foot)} = 28 $$

Question 15

Which of the following best describes the function of the interosseous membrane between the radius and ulna?

Accepted Answer

It connects the two bones along their length and provides additional surface area for muscle attachment.

Question 16

A patient has difficulty extending their knee after a fall. Which bone marking is the attachment site for the patellar ligament?

Accepted Answer

Tibial tuberosity

Question 17

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

Accepted Answer

Sternum

Question 18

Which of the following best describes the articulation at the elbow joint?

Accepted Answer

The trochlea of the humerus articulates with the trochlear notch of the ulna.

Question 19

Which of the following tarsal bones primarily bears the weight of the body when standing?

Accepted Answer

Calcaneus and talus

Question 20

Which of the following is a structural difference between the male and female pelvis?

Accepted Answer

The female pelvic inlet is more circular and wider than the male's.

The Appendicular Skeleton: Structure and Function

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