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Muscle Actions AP103
GRCC AP 103 Muscle practical actions and muscles
Question | Answer |
---|---|
raise eyebrows, wrinkle forehead | frontalis |
compress and purse lips | orbicularis oris |
closes eye | orbicularis oculi |
compress cheek | buccinator |
elevate mandible | masseter |
elevate mandible | temporalis |
neck flexion, lateral flexion | sternocleidomastoid |
neck extension | splenius capitis |
trunk flexion | rectus abdominis |
trunk flexion, lateral flexion, compress abdomen | external obliques |
compress abdomen | transversus abdominis |
elevate ribs | external intercostals |
depress ribs | internal intercostals |
change thoracic volume | diaphragm |
elevate, retract, depress scapula | trapezius |
protract scapula | serratus anterior |
abducts humerus | deltoid |
abducts humerus | supraspinatus |
laterally rotates humerus | teres minor |
adducts and medially rotates humerus | teres major |
extends, adducts and medially rotates humerus | latissimus dorsi |
flexes, adducts and medially rotates humerus | pectoralis major |
flexes and supinates forearm | biceps brachii |
flexes forearm | brachioradialis |
extends forearm | triceps brachii |
pronates forearm | pronator teres |
wrist flexion | flexor carpi ulnaris |
wrist flexion | flexor carpi radialis |
wrist extension | extensor carpi ulnaris |
wrist extension | extensor carpi radialis |
finger flexion | flexor digitorum |
finger extension | extensor digitorum |
extension of femur | gluteus maximus |
abduction of femur | gluteus medius |
abduction and flexion of femur | tensor fasciae latae |
flexion of femur | iliopsoas |
adduction of femur | adductor magnus |
knee extension | rectus femoris |
knee extension | vastus lateralis |
knee extension | vastus medialis |
knee flexion | biceps femoris |
cross leg flexion | sartorius |
plantar flexion | gastrocnemius |
plantar flexion | soleus |
foot eversion | peroneus, fibularis |
dorsiflexion, inversion | tibialis anterior |
flexion of toes 2-5 | flexor digitorum longus |
flexion of great toe | flexor hallucis longus |
extension of toes 2-5 | extensor digitorum longus |
extension of great toe | extensor hallucis longus |