1. Relative size that the muscle2. Action of the muscle3. Variety of origins4. Direction in i beg your pardon the muscle fibers run relative to some imaginary line

You are watching: Assume major responsibility for forming the abdominal girdle

5. Activity of the muscle6. Shape of the muscle7. Direction in i m sorry the muscle fibers run loved one to part imaginary line8. Ar of the beginning and/or insertion of the muscle

--term because that the triceps brachii throughout elbow flexion--term because that the gluteus maximus throughout hip extension when walking increase stairs

--term because that the rotator cuff muscle and also deltoid when the elbow is flexed and also the hand grabs a table to lift the table



1. Offered in smiling2. Supplied to suck in her cheeks3. Supplied in blinking and squinting4. Provided to pout (pulls the corners of the mouth downward)5. Raises your eyebrows because that a questioning expression

1. Zygomaticus major and minor2. Buccinator3. Orbicularis oculi4. Depressor anguli oris5. Frontal ship of epicranius

6. Offered to form the upright frown crease on the forehead7. Your "kisser"8. Element mover to raise the mandible9. Tense skin of the neck throughout shaving



1. A major spine flexor2. Element mover because that pulling the arm posteriorly3. Prime mover for shoulder flexion4. Assume significant responsibility for developing the abdominal girdle (three bag of muscles)

1. Rectus abdominus2. Latissimus dorsi3. Pectoralis significant (cut)4. Exterior oblique, inner oblique, rectus abdominis

5. Traction the shoulder backward and downward6. Element mover of shoulder abduction7. Crucial in shoulder adduction; antagonists the the shoulder abductor (two muscles)

8. Move the scapula forward and downward9. Small, inspiratory muscles between the ribs, elevate the ribs10. Extend the head11. Pull the scapulae


1. Flexes the forearm and also supinates the hand2. Synergist because that supinating the hand3. Forearm flexors; no duty in supination (two muscles)4. Elbow extensor

5. Power wrist flexor and also abductor6. Flexes wrist and also middle phalanges7. Pronate the hand (two muscles)8. Flexes the thumb

5. Flexor carpi radialis6. Flexor digitorum superficialis7. Pronator quadratus, pronator teres8. Flexor pollicis longus

9. Extends and also abducts the wrists10. Expand the wrists and digits11. Flat muscle that is a weak wrist flexor; tense skin that palm

1. Flexes the good toe and also inverts the ankle2. Lateral compartment muscles the plantar flex and evert the ankle (two muscles)3. Abduct the thigh to take it the "at ease" stance (two muscles)4. Supplied to expand the hip as soon as climbing stairs

1. Flexor hallicus longus2. Fibularis brevis, fibularis longus3. Tensor fasciae latae, gluteus medius4. Gluteus maximus

5. Prime movers of fishing eye plantar flexion (two muscles)6. Major foot inverter7. Element mover that dorsiflexion of the foot8. Adduct the thigh, as once standing at attention

9. Extend the toes10. Extend thigh and also flexes knee (three muscles)11. Expand knee and also flexes thigh

9. C. Extensor digitorum longus10. B. Biceps femoris, k. Semimembranosus, l. Semitendonosus11. J. Rectus femoris

The __________, __________, __________ and __________ are typically used because that intramuscular injections (four muscles).

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The bulk of the organization of a muscle has tendency to lie __________ to the component of the body it causes to move.

Most flexor muscles are situated on the __________ element of the body, many extensors are situated __________. An exemption to this generalization is the extensor-flexor musculature that the __________.