Question 1

A patient presents with limited ability to supinate their forearm after a fall. Which anatomical structure is most likely compromised, given that supination involves the radius crossing over the ulna while the ulna remains stationary?

Accepted Answer

Proximal radioulnar joint

Question 2

Which bone is equivalent to the ulna in the lower limb, based on anatomical bone equivalence?

Accepted Answer

Fibula

Question 3

A fracture at the radial tuberosity would most directly impair which muscle's function?

Accepted Answer

Biceps brachii

Question 4

A child falls on an outstretched hand and fractures the most commonly broken carpal bone. Which bone is this, and what is a major clinical concern with this injury?

Accepted Answer

Scaphoid; risk of avascular necrosis

Question 5

Which of the following best describes the movement allowed at the humeroradial joint?

Accepted Answer

Rotation (pronation/supination)

Question 6

A herniated disc occurs when the nucleus pulposus bulges through the annulus fibrosus. Which region of the vertebral column is most commonly affected by this condition?

Accepted Answer

Lumbar

Question 7

A patient is unable to dorsiflex or plantarflex their foot. Which joint is most likely affected?

Accepted Answer

Talocrural joint

Question 8

Which vertebral region is characterized by the presence of transverse foramina and typically has 7 vertebrae?

Accepted Answer

Cervical

Question 9

During CPR, why is it critical to avoid compressing the xiphoid process of the sternum?

Accepted Answer

It increases the risk of puncturing the heart or lungs

Question 10

Which of the following is a correct pairing of a tarsal bone and its anatomical location?

Accepted Answer

Calcaneus – heel

Question 11

A patient with a spinal curvature that developed after learning to walk is most likely exhibiting which type of vertebral curve?

Accepted Answer

Secondary curve

Question 12

Which of the following best describes the articulation between the atlas (C1) and the occipital condyles?

Accepted Answer

Flexion/Extension ("yes" motion)

Question 13

A radiograph shows a vertebra with a large, kidney-shaped body and flat, broad spinous process. Which region does this vertebra belong to?

Accepted Answer

Lumbar

Question 14

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

Accepted Answer

Scaphoid, Lunate, Triquetrum, Pisiform

Question 15

Which rib type is described as having no sternal attachment and serves to protect the kidneys?

Accepted Answer

Floating ribs

Question 16

A patient is diagnosed with scoliosis. Which of the following best describes this condition?

Accepted Answer

Lateral curvature of the vertebral column

Question 17

Which of the following formulas correctly represents the total number of phalanges in one human hand?

Accepted Answer

$$2 + (4 	imes 3) = 14$$

Question 18

Which anatomical feature is unique to thoracic vertebrae and allows for rib articulation?

Accepted Answer

Costal facet

Question 19

A patient with a fracture to the manubrium would most likely have associated injuries to which structures?

Accepted Answer

Clavicles and ribs 1–2

Question 20

Which of the following best explains why the interosseous membrane of the forearm allows for pronation and supination, while the leg's interosseous membrane does not?

Accepted Answer

The forearm membrane is a flexible syndesmosis, while the leg membrane is rigid

Anatomy Study Guide: Upper & Lower Limb + Axial Skeleton

Guida di studio - Domande di pratica

Study guide - Flashcard