Muscle Actions and Functions

Flashcards covering key muscle names and their respective actions.

Temporalis

Muscle that closes the jaw, important for chewing.

Sternocleidomastoid

Muscle that turns the head to the side and flexes the neck.

Rectus Abdominis

Muscle that bends the trunk forward.

Biceps Brachii

Muscle that bends the elbow, plays a significant role in arm movement.

Triceps Brachii

Muscle that straightens the elbow, extends the arm.

Gluteus Maximus

Muscle that extends the hip, crucial for standing up and climbing stairs.

Deltoid

Muscle that raises the arm away from the body.

Sartorius

Muscle that bends the knee and hip, aiding in crossing the leg.

Pectoralis Major

Muscle that moves the arm toward the chest, involved in hugging motions.

Orbicularis Oculi

Muscle that closes the eyes, primarily involved in blinking.

Gastrocnemius

Muscle that points the toes downward when standing on tiptoe.

Latissimus Dorsi

Muscle that pulls arms down and back, important for activities like pull-ups and swimming.