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Exam 3
A&P
| Question | Answer |
|---|---|
| epicranius frontalis | helps to raise eyebrows |
| epicranius occipitalis | pull scalp posteriorly or fix aponeurosis |
| obicularis oculi | close eye and pull eyebrow downward |
| masseter | elevate mandible (close jaw) |
| temporalis | elevate mandible (close jaw) |
| sternocleidomastoid | flexion of neck or rotate head toward opposite direction |
| digastric | elevate hyoid bone or depress mandible (open jaw) |
| mylohyoid | elevate hyoid bone and base of tongue |
| pectoralis major | adduct and medially rotate arm o pull chest upward to inhale |
| sternohyoid | depress larynx and hyoid bone |
| serratus anterior | pull scapula anterior/inferior or abduct arm |
| deltoid | abduct arm or flexion, extension or rotation of humerus |
| pectoralis minor | move scapula anterior/inferior raise ribs to inhale |
| rectus abdominis | flex vertebral column, depress ribs, constrict and compress abdomen causing increased abdominal pressure to exhale |
| external oblique | flex vertebral column, depress ribs, constrict and compress abdomen causing increased abdominal pressure to exhale, rotate trunk to opposite side |
| internal oblique | same actions as external oblique, but in perpendicular direction and rotate trunk to the same side |
| transverse abdominis | compress abdomen to exhale |
| trapezius | elevating or moving scapulal; extend head |
| latissimus dorsi | extend, adduct and medially rotate arm |
| infraspinatus | stabilizes the shoulder joint and laterally rotates the arm |
| teres minor | stabilizes the shoulder joint and laterally rotates the arm |
| supraspinatus | stabilizes the shoulder joint and abducts the arm |
| subscapularis | stabilizes the shoulder joint and medially rotates the arm |
| levator scapulae | elevates and adducts scapulae or flexes neck |
| rhomboids | retracts scapula (squares shoulders) |
| brachiordialis | flex forearm |
| brachialis | flex forearm |
| triceps brachii | powerfully extend of forearm |
| pronator teres | pronate and weakly flex forearm |
| flexor carpi radialis | flex and adduct hand at wrist |
| palmaris longus | flex hand at wrist |
| flexor carpi ulnaris | flex and adduct hand at wrist |
| extensor carpi radialis | extend and abduct hand at wrist |
| extensor digitorum | extends fingers and hand at wrist |
| extensor carpi ulnaris | extend and adduct had at wrist |
| illipsoas | flex trunk or thigh at hip |
| sartorius | flex, abduct and laterally rotate thigh; flex shank |
| quadriceps femoris | extends and stabilzes knee |
| quadriceps femoris 3 superficial heads | rectus femoris, vastus lateralis, and vastus medialis |
| rectus femoris | knee extension, hip flexion |
| vastus medialis | extends leg |
| tensor fasciae latae | flex, abduct and medially rotate thigh |
| adductor group | adduct, flex and medially rotate thigh |
| 3 muscles of the adductor group | magnus, longus, and brevis |
| pectineus | adduct, flex and medially rotate thigh |
| gracilis | adduct and flex thigh |
| gluteus maximus | laterally rotate, abduct and powerfully extend thigh |
| gluteus medius | abduct and medially rotate thigh |
| biceps femoris | extend thigh, flex knee and laterally rotate leg |
| semitendinosus | extend thigh and medially rotate leg |
| semimembranosus | extend thigh and medially rotate leg |
| fibularis longus | plantar flex and evert foot |
| tibialis anterior | dorsiflex and invert foot |
| extensor digitorum longus | extend toes and dorsiflex fot |
| triceps surae 2 parts | gastrocnemius and soleus |
| gastrocnemius | plantarflex foot, may flex knee |
| soleus | plantarflex foot |
| vastus lateralis | extends and stabilizes knee |
Created by:
danat214
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