Names of the Muscles of the Human Body


Human muscles are composed of many cells and are responsible for movement in the body. The human body has more than 600 muscles.

Skeletal Muscles

Skeletal muscles of the of the body are attached to the bones. When these muscles contract, they pull on bones or skin. This causes movement in the particular part of the body where the muscles are contracting. These are voluntary muscles that you control. The muscles listed throughout are all skeletal muscles.

Head and Face Muscles

The muscles in the head and face are examples of skeletal muscles and include: occipitalis, frontalis, orbicularis oris, zygomaticus, depressor anguli oris, buccinator, risorius, obicularis oculi, masseter, temporalis, digastric and mylohyoid. These muscles are responsible for almost all voluntary movements of the face and head, such as chewing, frowning, smiling, closing your eyelids, opening mouth, swallowing, and other facial expressions or processes.

Shoulder and Arm Muscles

Shoulder and arm muscles include: teres major, teres minor, deltoid, subscapularis, supraspinatus,infraspinatus, biceps brachii, brachialis, brachioradialis, triceps brachii, pronator teres, supinator. These muscles are used to extend the arm outward, flexing muscles, rotating arm and other arm movements.

Hip and Thigh Muscles

Hip and thigh muscles include: iliacus, psoas major, pectineus, gluteus maximus, gluteus medius, tensor fasciae latae, abductor longus/magnus, rectus femoris, vastus (lateralis, medialis, and intermedius). These muscles flex and rotate the thigh in different muscle locations, either high, low, or laterally. Hamstring muscles include: biceps femoris, semiteninosus, and semimembranosus. Hamstring muscles work by extending the hip and flexing the knee joints.

Trunk and Back Muscles

Muscles in the chest and back muscles include: trapezius, levator, scrapulae, rhomboideus, latissimus dorsi, quadratus lumborum. These muscles aid in the movement of the upper body and assist with flexing, lifting, bending, breathing and other upper body motions.

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