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muscles functions,

Supports abdominal viscera against cavity; stabilizes vertebral column during heavy lifting. Maintains posture External Abdominal Oblique
Deep to the external intercostals Internal Intercostals
Superficial to the internal intercostals External intercostals
Dome shaped muscle that separates thoracic and abdominal cavities Diaphragm
Inferior to the hyoid; function to depress the hyoid bone and larynx during swallowing and speech Infrahyoid Muscles
Muscles superior to the hyoid; run from hyoid to the mandible; form the floor of the mouth, help open jaw and move hyoid bone. Suprahyoid Muscles
Draws lower lip and angle of mouth downward in expressions of horror or surprise Platysma
Compresses cheek against cheek and gums, directs food between molars, retracts cheeks from teeth when mouth is closing. Buccinator
Elevates and protrudes lower lip in drinking, pouting, wrinkles skin of chin Mentalis
Draws angle of mouth laterally and downward Depressor Anguli Oris
Elevates upper lip, exposes upper teeth in smiling or sneering Zygomaticus Minor
Draws angle of mouth upward and laterally in laughing, smiling Zygomaticus Major
Opens lips, elevates upper lip in sneering Levator Labii Superioris
Closes lips, puckers lips in kissing, developed in humans for speech Orbicularis Oris
Widens nostrils Nasalis
Draws eyebrows medially and downward in frowning and concentration Corrugator Suppercilii
Closes eyelids Orbicularis Oculi
Elevates eyebrows, wrinkles forehead Frontalis
Tendons of the following muscles unite to form the calcaneal (Achilles) Tendon. This is the strongest tendon in the body. Gastrocnemius Soleus
The muscles of the leg are formed from a group of crural muscles tightly bound by fasciae that compresses them. Return blood from the legs to the heart. Muscles acting on the foot Extensor Digitorum Longus Tibialis Anterior
Anterior Neck Suprahyoid Infrahyoid
Posterior Neck Trapezius Sternocleidmastoid
Their tendons can be felt as prominent cords on both sides of the popliteal fossa (Hamstring Muscles) Bicep Femoris Semitendinosus Semimembranous
Longest muscle in the body Sartorius
Most powerful muscle in the body (Qudriceps Femoris) rectus femoris vastus lateralis vastus medialis vastus intermedius
Muscles acting on the thigh lliopsoas sartorius gluteus maximus gracilis gluteus medius adductors
The extensor group (posterior) Extensor carpi radialis longus extensor carpi ulnaris extensor digitorum
The flexor group (anterior) Flexor carpi radialis flexor carpi ulnaris palmaris longus
Muscles that move the forearms Brachialis Biceps brachii Brachioradialis Triceps Brachii
Reinforces the joint capsule and holds the head of the humorus in the gleaned cavity "SITS" Rotator Cuff
Muscles that move the arm Pectorals Major Deltoid Latissimus dosi Supraspinatus and teres minor teres major
Muscles that move the scapula Serratus anterior trapezius rhomboideus minor rhomboidues major
Erector Spinae run vertically for the entire length of the back from the cranium to the sacrum
Transverse abdominal compresses abdominal contents
Internal abdominal oblique Same as external abdominal oblique
Created by: cdixon10



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