Term
Epicranius (frontalis & occipitalis)
|
|
Definition
| raises eyebrows & wrinkles forehead |
|
|
Term
|
Definition
| encircles mouth; kissing muscle, allows lips to close and pucker |
|
|
Term
|
Definition
| encircles eye; allows for winking, blinking, squinting; compresses teargland |
|
|
Term
|
Definition
| located in the wall of the cheek, helps hold food in contract with teeth when chewing; aids in blowing air out of the mouth; referred to as the trumpeter muscle |
|
|
Term
|
Definition
| zygomatic arch to of mouth; smiling; laughing |
|
|
Term
|
Definition
| sheetlike muscle that extends from chest up over neck to face; pulls mouth downward in pouting; lowers mandible |
|
|
Term
|
Definition
| bends head toward chest; prayer muscle |
|
|
Term
|
Definition
| large muscle at temples of head; elevates mandible & closes mouth when chewing |
|
|
Term
|
Definition
| felt in front of the ear when teeth are clenched; chewing movements |
|
|
Term
|
Definition
| large triangular muscle in upper back; rotates scapula, flexes arm, shrugs, draw scapula & shoulder downward |
|
|
Term
|
Definition
| acts to raise the scapula & adduct it; located under trapezius |
|
|
Term
|
Definition
| used to thrust shoulders foward when pushing or lifting heavy objects |
|
|
Term
|
Definition
| pulls upperarm forward & across chest; flexes upper arm |
|
|
Term
|
Definition
| pulls arm back in swimming, climbing, & rowing; extends upperarm |
|
|
Term
|
Definition
| thich triangular muscle that covers shoulder joint; abducts upper arm |
|
|
Term
|
Definition
| primary extensor of forearm; extends arm at elbow |
|
|
Term
|
Definition
| flexes in 2 parts; flexes arm at elbow & also rotates hand laterally as in turning a screwdriver (supination) |
|
|
Term
|
Definition
| under biceps branchii; most powerful flexor of elbow |
|
|
Term
|
Definition
| rotates forearm laterally to supinate position |
|
|
Term
|
Definition
| rotates forearm medially to pronate position; connects humerus & ulna to lateral surface of radius |
|
|
Term
|
Definition
| medial anterior of forearm; flex and abduct wrist |
|
|
Term
|
Definition
| medial anterior forearm; flex & adducts wrist |
|
|
Term
|
Definition
| located between flexor carpi radialis & ulnaris; flexes wrist |
|
|
Term
|
Definition
| located on lateral side of arms; extends wrist & abducts hand |
|
|
Term
|
Definition
| located on lateral side of foreatm; extends & adducts hand |
|
|
Term
|
Definition
| Not an actual muscle but a tough band of connective tissue which serves for muscle attachment & to support internal organs. Located in the midline of torso |
|
|
Term
|
Definition
| outermost layer lateral to linea alba; fibers are vertical |
|
|
Term
|
Definition
| tenses abdominal wall & compresses content; diagnol fibers |
|
|
Term
|
Definition
| tenses abdominal wall & compresses content; diagnol fiber in opposite direction of external |
|
|
Term
|
Definition
| fibers are horizontal; most internal layer of the four |
|
|
Term
Intercostals (internal & external)
|
|
Definition
| located between the ribs; aids in respiratory movements |
|
|
Term
|
Definition
| heaviest muscle in the body & covers most of the buttock; causes leg to straighten at hip when walking, running, or climbing; raises body form a sitting position |
|
|
Term
|
Definition
| located under maximus; abducts thigh & rotates it medially |
|
|
Term
|
Definition
| located under medius; synergist of medius |
|
|
Term
|
Definition
| located anterior to gluteus medius; tenses thigh & functions to abduct & flexes thigh & rotates it medially |
|
|
Term
|
Definition
| located below gluteus; largest adductor of the thigh |
|
|
Term
|
Definition
| most medial of thigh muscles; rotates leg medially at knee & adduct thigh |
|
|
Term
| Biceps femoris (hamstring) |
|
Definition
| flex & rotate the leg laterally; thigh is extended |
|
|
Term
Semitendinosus (Hamstring)
|
|
Definition
| flex & rotate leg medially |
|
|
Term
Semimembranosus (Hamstring)
|
|
Definition
| flex & rotate leg medially (same as tendinous) |
|
|
Term
|
Definition
| elongated straplike muscle that passes across anterior thigh to medial knee; abducts thigh, rotates it laterally & medially |
|
|
Term
|
Definition
|
|
Term
|
Definition
|
|
Term
|
Definition
| between medialis & lateralis |
|
|
Term
Vastus intermedius (Quads)
|
|
Definition
| posterior to above three (deep) |
|
|
Term
|
Definition
| located anterioirly; dorsi flexion & inversion of the foot |
|
|
Term
|
Definition
| located posterior to tibia; plantar flexion & inversion of foot |
|
|
Term
Peroneus (Fibularis) longus
|
|
Definition
| lateral muscle; plantar flexon & eversion of foot; also support arch |
|
|
Term
|
Definition
| calf muscle attached at lower end to achilles tendon; aids in pushing forward when walking or running; flexes leg at knee; plantar flexion of foot |
|
|
Term
|
Definition
| located under gastronemius; synergist of gastronemius |
|
|
