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Anatomy of the Upper Limb Quiz

#1

Which bone is commonly known as the collarbone?

Clavicle
Explanation

Collarbone

#2

What is the primary function of the deltoid muscle?

Shoulder abduction
Explanation

Shoulder abduction muscle

#3

Which muscle is responsible for extending the fingers and wrist?

Extensor digitorum
Explanation

Finger and wrist extensor

#4

Which of the following bones is NOT part of the carpal bones in the wrist?

Fibula
Explanation

Non-wrist bone

#5

Which muscle is responsible for supinating the forearm?

Supinator
Explanation

Forearm supinator muscle

#6

What is the medical term for the forearm bone on the thumb side?

Radius
Explanation

Thumb-side forearm bone

#7

Which muscle is responsible for flexing the elbow joint?

Brachialis
Explanation

Elbow flexion

#8

Which artery supplies blood to the hand and fingers?

Ulnar artery
Explanation

Hand and finger blood supply

#9

What is the name of the joint between the proximal and distal phalanges of the fingers?

Proximal interphalangeal joint
Explanation

Finger joint

#10

The anatomical snuffbox is located on the radial side of the wrist and is bounded by which tendons?

Extensor pollicis longus and brevis
Explanation

Radial wrist tendons

#11

The ulnar nerve is commonly associated with which condition?

Cubital tunnel syndrome
Explanation

Ulnar nerve condition

#12

Which joint is formed by the humerus, radius, and ulna bones?

Elbow joint
Explanation

Humerus, radius, ulna joint

#13

Which nerve is responsible for the sensation of the skin on the lateral side of the hand?

Ulnar nerve
Explanation

Lateral hand sensation nerve

#14

What is the term for the condition where there is inflammation of the fluid-filled sheath surrounding a tendon in the hand?

Tenosynovitis
Explanation

Hand tendon inflammation

#15

The axillary nerve is a branch of which brachial plexus cord?

Lateral cord
Explanation

Brachial plexus branch

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