Wrist/Hand Anatomy

Front

What is the primary function of the extensor carpi ulnaris muscle?

Back

The extensor carpi ulnaris muscle is responsible for wrist extension and ulnar deviation.

Front

What structure is referred to as the radial artery?

Back

The radial artery is a major blood vessel in the forearm that supplies blood to the lateral aspect of the hand.

Front

What is the role of the ulnar collateral ligament?

Back

The ulnar collateral ligament stabilizes the wrist joint and prevents excessive movement.

Front

What is the function of the extensor digiti minimi?

Back

The extensor digiti minimi muscle extends the little finger.

Front

Which nerve provides sensory and motor innervation to the ulnar side of the hand?

Back

The ulnar nerve provides sensory and motor innervation to the ulnar side of the hand.

Front

What is the primary action of the flexor carpi ulnaris muscle?

Back

The flexor carpi ulnaris muscle flexes and adducts the wrist.

Front

What is the function of the radial collateral ligament?

Back

The radial collateral ligament stabilizes the wrist joint on the radial side.

Front

What is the role of the median nerve in the hand?

Back

The median nerve provides sensation to the palmar side of the thumb, index, middle, and part of the ring finger, and innervates some hand muscles.

Front

What is the transverse carpal ligament?

Back

The transverse carpal ligament is a fibrous band that forms the roof of the carpal tunnel, protecting the median nerve and tendons.

Front

What is the primary function of the flexor digitorum profundus?

Back

The flexor digitorum profundus muscle flexes the distal phalanges of the fingers.