Upper Limb Muscles

Front

What is the deltoid muscle responsible for?

Back

The deltoid muscle is responsible for shoulder abduction, flexion, and extension.

Front

What is the primary function of the extensor digiti ulnaris?

Back

The extensor digiti ulnaris extends the little finger and assists in wrist extension.

Front

What does the extensor digiti minimi do?

Back

The extensor digiti minimi extends the fifth digit (little finger) and helps in wrist extension.

Front

What is the role of the brachialis muscle?

Back

The brachialis muscle is primarily responsible for elbow flexion.

Front

What is the function of the abductor pollicis?

Back

The abductor pollicis muscle abducts the thumb away from the hand.

Front

What are the three parts of the deltoid muscle?

Back

The deltoid muscle has three parts: anterior (front), lateral (middle), and posterior (back).

Front

Where is the extensor digiti ulnaris located?

Back

The extensor digiti ulnaris is located on the posterior side of the forearm.

Front

What is the origin of the brachialis muscle?

Back

The brachialis muscle originates from the anterior surface of the humerus.

Front

What is the insertion point of the extensor digiti minimi?

Back

The extensor digiti minimi inserts into the extensor expansion of the fifth digit.

Front

What movements does the abductor pollicis facilitate?

Back

The abductor pollicis facilitates thumb abduction and opposition.