Origin, Action, Insertion Flashcards by Caroline Bossman

Q

Masseter Origin

A

zygomatic arch

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Q

Masseter Insertion

A

angle and ramus of mandible

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Q

Masseter Action

A

elevates mandible

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Q

Sternocleidomastoid Origin

A

clavicle and manubrium

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Q

Sternocleidomastoid Insertion

A

mastoid process

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Q

Sternocleidomastoid action

A

flex and rotate head

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Q

rhomboid major origin

A

spinous processes of T2-T5

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Q

rhomboid major insertion

A

medial border of scapula

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Q

rhomboid major action

A

adduct/retract scapula

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Q

pectoralis major origin

A

sternal clavicle, sternum, true rib cartilage

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Q

pectoralis major insertion

A

intertubercular sulcus, greater tubercle of humerus

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Q

pectoralis major action

A

flexes, rotates, adducts humerus

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Q

deltoid origin

A

lateral clavicle, acromion process, scapular spine

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Q

deltoid insertion

A

deltoid tuberosity

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Q

deltoid action

A

abducts humerus

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Q

triceps brachii origin

A

lateral scapula, proximal humerus

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Q

triceps brachii insertion

A

olecranon process

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Q

triceps brachii action

Study These Flashcards

A

extends forearm

Q

biceps brachii origin

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A

coracoid process of scapula, glenoid cavity

Q

biceps brachii action

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A

flexes forearm and arm

Q

iliopsoas origin

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A

iliac fossa, crest, lumbar vertebrea

Q

iliopsoas insertion

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A

lesser trochanter of femur

Q

iliopsoas action

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A

flexes thigh and trunk

Q

sartorius origin

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A

anterior superior iliac spine

sartorius insertion

medial proximal tibia

sartorius action

flexes , abducts, rotates thigh

gracilis origin

inferior pubic bone, ischial ramus

gracilis insertion

medial surface of proximal surface

gracilis action

adducts thigh

rectus femoris origin

anterior inferior iliac spine

rectus femoris insertion

patella, tibial tuberosity

rectus femoris action

extends knee, flexes thigh at hip

gluteus maximus origin

ilium, sacrum, coccyx

gluteus maximus insertion

gluteal tuberosity

gluteus maximus action

extends thigh

biceps femoris origin

ischial tuberosity, femur

biceps femoris insertion

lateral condyle of tibia, head of fibula

biceps femoris action

extends thigh, flexes knee

tibialis anterior origin

lateral condyle of tibia,

tibialis anterior insertion

tarsal bones

tibialis anterior action

dorsiflexes foot

gastrocnemius origin

femoral condyles

gastrocnemius insertion

calcaneus

gastrocnemius action

plantarflexes foot