Muscular System Flashcards
Adductors
Muscles on the inner thigh that help bring the legs together.
Biceps Brachii
A muscle in the upper arm that helps bend the elbow.
Biceps Femoris
A muscle in the back of the thigh, part of the hamstring, which helps bend the knee.
Buccinators
Muscles in the cheek that help chew and puff out the cheeks.
Deltoid
A shoulder muscle responsible for lifting the arm.
Extensors
Muscles that straighten joints, like the arm or leg.
External Intercostals
Muscles between the ribs that help with breathing.
External Oblique
Muscles on the side of the abdomen that help twist the body.
Fibularis Longus
A muscle on the outer side of the lower leg that helps with ankle movement.
Flexors
Muscles that bend joints, like the fingers or knees.
Frontalis
A forehead muscle that raises the eyebrows.
Gastrocnemius
The large calf muscle that helps with standing, walking, and jumping.
Gluteus Maximus
The large muscle in the buttocks that helps with movement of the hip and thigh.
Gluteus Medius
A muscle in the outer hip that helps with walking and balancing.
Internal Oblique
Muscles inside the abdomen that help with twisting and bending.
Latissimus Dorsi
Large muscles in the back that help move the arms and shoulders.
Masseter
A jaw muscle that helps you chew.
Orbicularis Oculi
The muscle around the eyes that helps blink and close the eyelids.
Orbicularis Oris
The muscle around the mouth that helps you move your lips, like when smiling or kissing.
Pectoralis Major
A large chest muscle that helps move the arms and shoulders.
Rectus Abdominus
The muscle in the front of the abdomen, often called the “abs,” that helps with bending and posture.
Rectus Femoris
A thigh muscle part of the quadriceps that helps extend the knee and flex the hip.
Sartorius
A long muscle in the thigh that helps you cross your legs.
Semimembranosus
A muscle in the back of the thigh, part of the hamstrings, that helps bend the knee.
Semitendinosus
A muscle in the back of the thigh, part of the hamstrings, that helps bend the knee.
Soleus
A muscle in the lower leg under the calf that helps with walking and standing.
Sternocleidomastoid
A neck muscle that helps turn the head and bend the neck.
Temporalis
A muscle on the side of the head that helps with chewing.
Tibialis Anterior
A muscle in the front of the lower leg that helps lift the foot.
Trapezius
A large muscle in the upper back and neck that helps move the head, neck, and shoulders.
Triceps Brachii
A muscle in the upper arm that helps straighten the elbow.
Vastus Lateralis
A muscle on the outer part of the thigh, part of the quadriceps, that helps extend the knee.
Vastus Medialis
A muscle on the inner part of the thigh, part of the quadriceps, that helps extend the knee.
Zygomaticus
Muscles that help smile by lifting the corners of the mouth.
Quadriceps
A group of four muscles in the front of the thigh that help extend the knee.
Hamstring
A group of muscles at the back of the thigh that help bend the knee and extend the hip.
