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Anatomy/ Muscles
muscles and action
| Question | Answer |
|---|---|
| frontalis | raises eyebrows |
| temporalis | raises jaw |
| occipitalis | tenses scalp |
| obicularis oris | kissing |
| buccinator | compresses cheeks |
| zygomaticus | smiling |
| masseter | closes jaw |
| sternocleidomastiod | turns head |
| platysma | lowers jaw and rotates head |
| external oblique | compresses abdonmen |
| internal oblique | compresses abdomen |
| rectus abdominus | flexes spine |
| intercostals | draw ribs together |
| pectoralis major | fexes and adducts arm |
| trapezius | draws head either side |
| latissimus dorsi | extends and rotates arm |
| pterygoid | raises jaw |
| pectineus | flexes thigh |
| superior and inferior rectus | up and down movement |
| superior and inferior obliques | rotates eye |
| levator scapulae | elevates scapula |
| diaphragm | increases volume of thorax |
| flexor carpi | flexes wrist |
| extensor carpi | extends wrist |
| palmaris longus | flexes wrist |
| gluteus maximus | extends and rotates thigh |
| supinator | supinates the hand |
| pronator teres | pronates the forearm |
| quadriceps | extend leg and flexes thigh |
| peroneus longus | everts the foot |
| deltiod | abducts the arm |
| biceps brachii | flexes forearm |
| triceps brachii | extends forearm |
| brachialis | flexes forearm |
| adductor magnus | extends thigh |
| gracilis | adducts thigh |
| biceps femoris | flexes leg |
| tensor fasciae latae | tenses fasciae latae |
| sartorius | flexes thigh |
| gastrocnemius | plantar flexes foot |
| tibialis anterior | dorsiflexes foot |