Question 1

Which of the following best explains why the clavicle is more likely to fracture than the scapula when a person falls on an outstretched arm?

Accepted Answer

The clavicle is the only bone connecting the upper limb to the axial skeleton, transmitting force directly from the arm to the trunk.

Question 2

Which bones form the acetabulum, the socket for the femoral head?

Accepted Answer

Ilium, ischium, and pubis

Question 3

A patient presents with a Colle's fracture after falling on an outstretched hand. Which bone is fractured?

Accepted Answer

Distal radius

Question 4

Which anatomical feature of the humerus is most commonly fractured and why is it called the 'surgical neck'?

Accepted Answer

It is called the surgical neck because it is a common site of fractures that often require surgical intervention.

Question 5

Which of the following bones is classified as the largest sesamoid bone in the human body?

Accepted Answer

Patella

Question 6

A radiograph shows a fracture at the ischial tuberosity. Which function is most likely to be affected?

Accepted Answer

Attachment of hamstring muscles and weight bearing while sitting

Question 7

Which of the following correctly matches the anatomical name with its common name?

Accepted Answer

Calcaneus – heel bone

Question 8

Which bones articulate with the femur in an adult?

Accepted Answer

Tibia, patella, and coxal bone

Question 9

Which of the following best describes the difference between the true pelvis and the false pelvis?

Accepted Answer

The true pelvis is the bony passageway through which a baby passes during birth, while the false pelvis supports the abdominal organs.

Question 10

Which of the following bones is NOT part of the pectoral girdle?

Accepted Answer

Sternum

Question 11

A patient has difficulty extending their forearm at the elbow. Which bony feature is most likely involved?

Accepted Answer

Olecranon of the ulna

Question 12

Which of the following is a function of the arches of the foot?

Accepted Answer

They distribute body weight and provide leverage while walking.

Question 13

Which carpal bone is most commonly fractured when falling on an outstretched hand?

Accepted Answer

Scaphoid

Question 14

Which anatomical feature serves as the attachment site for the deltoid muscle on the humerus?

Accepted Answer

Deltoid tuberosity

Question 15

Which of the following best describes the anatomical relationship of the ilium, ischium, and pubis in the adult pelvis?

Accepted Answer

They are fused together to form the coxal bone.

Question 16

Which bone forms the lateral malleolus of the ankle?

Accepted Answer

Fibula

Question 17

A 25-year-old male is diagnosed with a fractured metacarpal at the 'head.' What is the common name for this region?

Accepted Answer

Knuckle

Question 18

Which of the following bones is NOT a tarsal bone?

Accepted Answer

Pisiform

Question 19

Which structure is composed of a fibrocartilage disc and binds the two coxal bones together?

Accepted Answer

Pubic symphysis

Question 20

Which of the following best describes the difference in the pubic arch between males and females?

Accepted Answer

The female pubic arch is wider than the male pubic arch.

The Appendicular Skeleton: Structure, Function, and Key Landmarks

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