Exam 2 Flashcards by Jessica Maskell

Q

Epicranius action

A

Raises eyebrows

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Q

Obicularis Oculi action

A

Closes eyes

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Q

Obicularis Oris action

A

Closes lips

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Q

Zygomaticus action

A

Smiling

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Q

Zygomaticus insertion

A

Corners of mouth

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Q

Zygomaticus origin

A

Zygomatic bone

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Q

Masseter action

A

Closes jaw

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Q

Temporalis action

A

Closes jaw

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Q

Diaphragm action

A

flattens, increasing thorax volume during inspiration

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Q

External intercostals origin

A

inferior border of rib above

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Q

External intercostals insertion

A

superior border of rib below

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Q

External intercostals action

A

elevate rib cage during inspiration

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Q

Internal intercostals origin

A

Superior border of rib below

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Q

internal intercostals insertion

A

inferior border of rib above

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Q

internal intercostals action

A

lower rib cage during forced expiration

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Q

Biceps brachii origin

A

scapula

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Q

Biceps brachii insertion

A

radius

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Q

Biceps brachii action

A

flexes elbow

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Q

deltoid origin

A

clavicle and scapula

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Q

deltoid insertion

A

humerus

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Q

deltoid action

A

abducts arm

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Q

Latissiumus dorsi insertion

A

humerus

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Q

Latissimus dorsi action

A

extends arm

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Q

Pectorals major action

A

flexes arm

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Q

Trapezius (point)

A

…

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Q

Triceps brachii insertion

A

olecranon of posterior ulna

Q

Triceps brachii action

A

extends forearm

Q

brachioradialis origin

A

distal end of humerus

Q

brachioradialis insertion

A

radius

Q

brachioradialis action

A

flexes elbow

Q

extensor digitorum action

A

extends fingers

Q

flexor carpi radialis

A

flexes wrist

Q

gluteus maximus action

A

extends thigh

Q

biceps femoris origin

A

ischium

Q

biceps femoris insertion

A

tibia

Q

biceps femoris action

A

extends thigh and flexes knee

Q

semimembranosus origin

A

ischium

Q

semimembranosus insertion

A

tibia

Q

semimembranosus action

A

extends thigh and flexes knee

Q

semitendinosus origin

A

ischium

Q

semitendinosus insertion

A

tibia

Q

semitendinosus action

A

extends thigh and flexes knee

Q

rectus femoris insertion

A

tibia

Q

rectus femoris action

A

extends knee and flexes thigh

Q

sartorius (point)

A

…

Q

extensor digitorum longus action

A

extends toes

Q

vastus intermedius origin

A

femur

Q

vastus intermedius insertion

A

tibia

Q

vastus intermedius action

A

extends knee

Q

vastus lateralis origin

A

femur

Q

vastus lateralis insertion

A

tibia

Q

vastus lateralis action

A

extends knee

Q

vastus medialis origin

A

femur

Q

vastus medialis insertion

A

tibia

Q

vastus medialis action

A

extends knee

Q

tibialis anterior origin

A

tibia

Q

tibialis anterior action

A

dorsiflexes foot (inverts)

Q

tibialis posterior action

A

inverts foot

Q

gastrocnemius origin

A

femur

Q

gastrocnemius insertion

A

calcaneus

Q

gastrocnemius action

A

plantar-flexes foot

Q

soleus insertion

A

calcaneus

Q

soleus action

A

plantar-flexes foot