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Muscles
Muscles3
| Question | Answer |
|---|---|
| frontal belly | O = galea aponeurotica I = skin of eyebrows F = raises eyebrows |
| occipital belly | O = occipital bone I = galea aponeurotica F = pulls scalp back |
| orbicularis oculi | O = frontal bone I = eyelid tissue F = eye movements |
| zygomaticus major/minor | O = zygomatic bone I = mouth F = smiling |
| orbicularis oris | O = maxilla/mandible I = mouth F = kissing/whistling |
| buccinator | O = maxilla/mandible I = orbicularis oris F = compresses cheeks |
| masseter | O = maxilla I = mandible F = closes jaw |
| temporalis | O = temporal fossa I = mandible F = closes jaw |
| platysma | O = deltoid I = mandible F = moves lower lip |
| sternocleidomastoid | O = sternum I = mastoid process F = flexes neck |
| pectoralis major | O = clavicle I = humerus F = arm flexion |
| serratus anterior | O = ribs I = scapula F = moves scapula |
| deltoid | O = clavicle I = humerus F = arm abduction |
| pectoralis minor | O = ribs I = scapula F = moves scapula/ribs |
| external intercostals | O = ribs I = ribs F = elevates rib cage |
| internal intercostals | O = ribs I = ribs F = depresses rib cage |
| diaphragm | O = ribs I = central tendon F = inspiration |
| rectus abdominus | O = pubic crest I = ribs F = flexes spine |
| transverse abdominus | O = iliac crest I = linea alba F = compresses abs |
| external oblique | O = ribs I = linea alba F = flexes spine |
| internal oblique | O = iliac crest I = linea alba F = flexes spine |
| triceps brachii | O = humerus I = ulna F = extends forearm |
| biceps brachii | O = scapula I = radius F = flexes forearm |
| brachioradialis | O = humerus I = radius F = flexes forearm |
| brachialis | O = humerus I = ulna F = flexes forearm |
| pronator teres | O = humerus I = radius F = pronates forearm |
| flexor carpi radialis | O = humerus I = metacarpals F = flexes wrist |
| palmaris longus | O = humerus I = palm F = tenses palm |
| flexor carpi ulnaris | O = humerus I = metacarpals F = flexes wrist |
| extensor carpi radialis | O = humerus I = metacarpals F = extends wrist |
| extensor digitorum | O = humerus I = phalanges F = extends fingers |
| extensor carpi ulnaris | O = humerus I = metacarpals F = extends wrist |
| supinator | O = humerus I = radius F = supinates forearm |
| trapezius | O = occipital bone I = scapula F = moves scapula |
| latissimus dorsi | O = lower spine I = humerus F = arm extension |
| infraspinatus (RC) | O = scapula I = humerus F = rotates humerus |
| teres major (RC) | O = scapula I = humerus F = adducts humerus |
| teres minor (RC) | O = scapula I = humerus F = rotates humerus |
| supraspinatus (RC) | O = scapula I = humerus F = abducts humerus |
| rhomboids major | O = T1-T5 I = scapula F = retracts scapula |
| rhomboids minor | O = C7 I = scapula F = retracts scapula |
| iliacus | O = iliac crest I = femur F = flexes thigh |
| sartorius | O = iliac spine I = tibia F = flexes thigh |
| adductors | O = pubis I = linea aspera F = adducts thigh |
| gracialis | O = pubis I = tibia F = adducts thigh |
| rectus femoris (quads) | O = iliac spine I = patella F = extends knee |
| vastus lateralis (quads) | O = femur I = patella F = extends knee |
| vastus medialis (quads) | O = linea aspera I = patella F = extends knee |
| vastus intermedius (quads) | O = linea aspera I = patella F = extends knee |
| tensor fasciae latae | O = iliac spine I = iliotibial tract F = thigh flexes |
| biceps femoris (hams) | O = femur I = tibia F = extends thigh |
| semitendinosus (hams) | O = ischium I = tibia F = extends thigh |
| semimembranosus (hams) | O = ischium I = tibia F = extends thigh |
| gluteus maximus | O = ilium I = femur F = rotates thigh |
| gluteus minimus | O = ilium I = femus F = rotates thigh |
| tibialis anterior | O = tibia I = metatarsals F = dorsiflexion |
| extensor digitorum longus | O = tibia I = phalanges F = extends toes |
| gastrocnemius | O = femur I = calcaneus F = plantar flexion |
| soleus | O = tibia I = calcaneus F = plantar flexion |
| popliteus | O = femur I = tibia F = flexes knee |
| tibialis posterior | O = tibia I = metatarsals F = inversion |
| flexor digitorum longus | O = fibula I = phalanges F = flexes toes |