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Muscles

OIA

QuestionAnswer
HEAD: Obicularis Oculi O- Frontal & Maxillary Bones I- Skin around eyelids A- Closes eyes - blinking - squinting
HEAD: Obicularis Oris O- Maxilla & Mandible I- lips A- Closes mouth - kissing
HEAD: Buccinator O- aveolar process of maxilla & mandible I- blends obicularis oris A - Compresses Cheeks (draws corners whistle
HEAD: Temporalis O- Temporal fossa I- Coracoid process of mandible A- elevates mandible
HEAD: Masseter O- Zygomatic arch I- angle & ramus of mandible A- Closes jaw - elevates mandible
NECK: Platysma O- Fascia of chest and deltoid I- Mandible & Cheek A - Tenses skin of neck
NECK: Sternocleidomastoid O: Manubrium of sternum, M clavicle I: Mastoid process A: sgl flex .. both turn 1 side
THORAX/SHOULDER: Pectoralis Major O- Clavicle , sternum I- Intertubercular of humerus A- Prime flex, adducts , M rotates arm
THORAX/SHOULDER: Pectoralis Minor O- Anterior ribs 3-5 near cc I- Coracoid process of scapula A- Draws scapula forward & interiorly
THORAX/SHOULDER: Serratus Anterior O- Lateral aspect of ribs 1-8 I- Vertebral border of anterior surface of scapula A- Prime protract,hold against chest,rotate scapula
THORAX/SHOULDER: Deltoid O- Clavicle and acromion & spine of scapula I- Deltoid tuberosity of humerus A- Prime -arm..abduction
RESPIRATION: External Intercostals O - Inferior border of rib above I - Superior border of rib below A - Elevate rib cage
RESPIRATION: Internal Intercostals O- Superior border of rib below I- Inferior border of rib above A - draws ribs together
RESPIRATION: DIAPHRAGM O- Inferior border of ribs & sternum, lumbar I - Central tendon A- Prime-inspiration flattens on contraction
AB WALL: Rectus Abdominus O- pubic crest & symphysis I- Xiphod Process & CC of ribs 5-7 A- Flexes & rotates vertebral column
AB WALL: External Obliques O - Anterior of last 8 ribs I- Linea Alba,pubic crest,iliac crest A - Flex, L rotate, compresses
AB WALL: Internal Oblique O - Lumbar fascia,iliac crest,inguinal ligament I - Linea alba, pubic crest CC last 3 ribs A - Flex,L rotate,compress
AB WALL: Transversus Abdominis O- Inguinal ligament,iliac crest,CC last 5 Lumbar fascia I- Linea alba, pubic crest A - compresses abdomen
TRUNK: Trapezius O- Occipital cervical thoracic I- Clavicle,acromion,spinous processes
TRUNK: Latissimus Dorsi O-indirect to spinous process last 6 T & L,iliac crest I - interburcular groove of humerus A - Prime arm... adducts,M rotates, depress scapula
TRUNK: Infraspinatus O-Infraspinatus fossa of scapula I- Greater tubercle of humerus A- L rotates shoulder
TRUNK: Supraspinatus O- Supraspinatus fossa of scapula I- Greater tubercle of humerus A- Abduction of shoulder
ARM: Triceps Brachii O- LONG glenoid cavity Lateral posterior humerus MEDIAL d radial groove on humerus I- Olecranon process of ulna A - Power Extensor
ARM: Biceps Brachii O- Short Coracoid process LONG tendon interbercular of shoulder joint I- Radial tuberosity A - Power Flexion & supination
ARM: Brachialis O- Distal anterior portion of humerus I- Coranoid process of ulna A - Major Flexor
ARM: Brachioradialis O- Lateral ridge @ distal humerus I- Base of styloid process of radius A - Synergist in forearm flexion
Created by: savino46
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