Question 1

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

Accepted Answer

Sacrum

Question 2

A patient presents with a bimalleolar fracture after a sports injury. Which bones are fractured?

Accepted Answer

Tibia and fibula

Question 3

Which feature of the female pelvis is most directly related to its adaptation for childbirth?

Accepted Answer

Wider and more circular pelvic inlet

Question 4

The pubic symphysis is classified as which type of joint?

Accepted Answer

Cartilaginous

Question 5

Which marking on the femur serves as a site for muscle attachment and is located between the greater and lesser trochanters?

Accepted Answer

Intertrochanteric line

Question 6

A newborn is diagnosed with developmental dysplasia of the hip (DDH). Which anatomical structure is most likely underdeveloped?

Accepted Answer

Acetabulum

Question 7

Which of the following statements best explains why the pelvic girdle is less mobile but more stable than the shoulder girdle?

Accepted Answer

The pelvic girdle is attached to the axial skeleton by strong ligaments.

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 patient with flat feet (pes planus) is advised to use orthotic shoe inserts. Which structure is primarily being supported by these inserts?

Accepted Answer

Arches of the foot

Question 10

Which of the following best describes the difference in the pubic arch between male and female pelves?

Accepted Answer

The female pubic arch is broader (80°–90°).

Question 11

Which of the following bones forms the lateral malleolus of the ankle?

Accepted Answer

Fibula

Question 12

A patient suffers a fracture at the gluteal tuberosity of the femur. Which muscle group is most likely affected?

Accepted Answer

Gluteal muscles

Question 13

Which of the following is a function of the pelvic girdle?

Accepted Answer

Transmits weight of the upper body to the lower limbs

Question 14

Which of the following best describes the difference in the sacrum between male and female pelves?

Accepted Answer

The female sacrum is wider and shorter.

Question 15

Which of the following structures defines the boundary between the true and false pelvis?

Accepted Answer

Pelvic brim (pelvic inlet)

Question 16

A 30-year-old runner presents with pain at the medial malleolus. Which bone is most likely involved?

Accepted Answer

Tibia

Question 17

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

Accepted Answer

Femur, tibia, tarsals, metatarsals, phalanges

Question 18

Which of the following best explains why the femur is the strongest bone in the body?

Accepted Answer

It supports the entire weight of the erect body and is subjected to exceptional forces.

Question 19

A patient with a cleft palate has difficulty feeding. Which anatomical abnormality is most likely responsible?

Accepted Answer

No medial fusion of the right and left halves of the palate

Question 20

Which of the following equations best represents the relationship between the number of bones in the infant skull ($$N_{infant}) $$and the adult skull ($$N_{adult}$$), given that some bones fuse during development?

Accepted Answer

$$N_{infant} \u003e N_{adult}$$

Chapter 7D: The Skeleton – Pelvic Girdle and Lower Limb

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