Question 1

Which of the following bones contains the cribriform plate, which allows passage of olfactory nerves from the nasal cavity to the brain?

Accepted Answer

Ethmoid bone

Question 2

A patient presents with a fracture at the anatomical neck of the humerus. Which structure is most likely to be affected, potentially compromising blood supply to the humeral head?

Accepted Answer

Anatomical neck

Question 3

Which foramen is located in the sphenoid bone and transmits the mandibular branch of the trigeminal nerve?

Accepted Answer

Foramen ovale

Question 4

A patient suffers a blow to the lateral side of the ankle. Which bone is most likely to be fractured?

Accepted Answer

Fibula

Question 5

Which vertebra is characterized by the presence of the dens (odontoid process)?

Accepted Answer

Axis (C2)

Question 6

The acetabulum is formed by the fusion of which three bones?

Accepted Answer

Ilium, ischium, pubis

Question 7

Which suture separates the parietal bones from the occipital bone?

Accepted Answer

Lambdoid suture

Question 8

A patient is unable to flex their forearm at the elbow. Which bony landmark of the ulna serves as the insertion for the triceps brachii muscle, which is responsible for extension?

Accepted Answer

Olecranon process

Question 9

Which of the following is a feature found only on cervical vertebrae?

Accepted Answer

Transverse foramen

Question 10

A patient presents with numbness in the thumb and index finger after a wrist injury. Which carpal bone is most likely to be involved in compressing the median nerve?

Accepted Answer

Capitate

Question 11

Which of the following structures is NOT part of the axial skeleton?

Accepted Answer

Scapula

Question 12

Which bone contains the greater sciatic notch, allowing passage of the sciatic nerve?

Accepted Answer

Ilium

Question 13

A patient with osteoporosis is most likely to suffer a compression fracture in which region of the vertebral column?

Accepted Answer

Lumbar vertebrae

Question 14

Which of the following is the correct order of foramina found inside the skull from anterior to posterior?

Accepted Answer

Optic canal, foramen rotundum, foramen ovale, jugular foramen

Question 15

Which of the following formulas correctly represents the total number of phalanges in both hands and feet?

Accepted Answer

$$14 + 14 = 28$$

Question 16

A patient has difficulty chewing due to damage to the alveolar margin. Which bone is most likely affected?

Accepted Answer

Mandible

Question 17

Which bone forms the posterior part of the hard palate?

Accepted Answer

Palatine

Question 18

Which of the following is a distinguishing feature of the femur?

Accepted Answer

Greater trochanter

Question 19

A patient presents with pain at the base of the thumb. Which metacarpal is most likely involved?

Accepted Answer

Metacarpal I

Question 20

Which of the following equations correctly calculates the total number of ribs in the human body?

Accepted Answer

$$7 + 5 = 12 ($$true ribs + false ribs)

Bones and Bone Features: Axial and Appendicular Skeleton Study Guide

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