Muscles of the human body

Front

What muscle is primarily responsible for lifting the arm?

Back

Deltoids

Front

What is the function of the sternocleidomastoid muscle?

Back

Turns head left, right, and down

Front

What movement does the pectoralis major muscle facilitate?

Back

Moves arms forward and together

Front

Which muscle is involved in making a 'duckface'?

Back

Orbicularis oris

Front

What role do the triceps muscles play in relation to the biceps during arm extension?

Back

Antagonist

Front

What is the primary function of the biceps brachii muscle?

Back

Flexes the elbow and supinates the forearm

Front

Which muscle group is responsible for the movement of the shoulder blade?

Back

Rhomboids and trapezius

Front

What is the role of the rectus abdominis muscle?

Back

Flexes the spine and stabilizes the pelvis

Front

What muscle is used to close the jaw?

Back

Masseter

Front

Which muscle is known as the 'kissing muscle'?

Back

Orbicularis oris