Question 1

Which of the following best explains why the pectoral girdle allows for a greater range of motion compared to the pelvic girdle?

Accepted Answer

The scapulae are not attached to the axial skeleton and the shoulder joint socket is shallow.

Question 2

A patient presents with a fracture at the surgical neck of the humerus. Why is this location clinically significant?

Accepted Answer

It is the most frequently fractured part of the humerus.

Question 3

Which bone feature serves as the attachment site for the biceps muscle of the arm?

Accepted Answer

Coracoid process of the scapula

Question 4

A child falls and lands on their outstretched hand, fracturing the lateral bone of the forearm. Which bone is most likely fractured?

Accepted Answer

Radius

Question 5

Which of the following carpal bones does NOT participate in forming the wrist joint?

Accepted Answer

Pisiform

Question 6

A woman is in labor and the baby's head must pass through the pelvic outlet. Which anatomical features define the boundaries of the pelvic outlet?

Accepted Answer

Pubic arch, ischia, sacrum, and coccyx

Question 7

Which of the following statements best describes the difference between the male and female pelvis?

Accepted Answer

The female pelvis is wider, shallower, and has a broader pubic arch.

Question 8

Which bone of the lower limb is NOT weight-bearing and does NOT articulate with the femur?

Accepted Answer

Fibula

Question 9

A runner suffers a stress fracture in the bone that forms the heel of the foot. Which bone is affected?

Accepted Answer

Calcaneus

Question 10

Which arch of the foot is primarily responsible for absorbing shock during walking and running?

Accepted Answer

Medial longitudinal arch

Question 11

A newborn’s skull contains fontanelles. What is the primary function of these structures?

Accepted Answer

To allow for brain growth and ease passage through the birth canal

Question 12

Which of the following best describes the articulation between the head of the femur and the pelvis?

Accepted Answer

The head of the femur fits into the acetabulum of the coxal bone.

Question 13

Which anatomical feature is found on the tibia and serves as the attachment site for the patellar ligament?

Accepted Answer

Tibial tuberosity

Question 14

A patient has difficulty flexing their forearm due to nerve damage. Which groove on the humerus is most likely involved?

Accepted Answer

Radial groove

Question 15

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

Accepted Answer

Humerus, radius/ulna, carpals, metacarpals, phalanges

Question 16

Which structure forms the hinge joint at the elbow by articulating with the trochlea of the humerus?

Accepted Answer

Olecranon and coronoid processes of the ulna

Question 17

Which of the following best describes the arrangement of the phalanges in the hand?

Accepted Answer

Digits II to V have three phalanges each; digit I (thumb) has two.

Question 18

Which anatomical landmark is used to distinguish the anterior from the posterior side of the scapula?

Accepted Answer

The presence of the spine on the posterior side

Question 19

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

Accepted Answer

Fibula

Question 20

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 entire length and allows for force transmission.

Appendicular Skeleton: Structure and Function

스터디 가이드 - 연습 문제