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Anatomy and Physiology > Chap5: The Muscular System > Flashcards

Chap5: The Muscular System Flashcards

0
Q

Orbicularis oculi

A

Closes the eye

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1
Q

Frontalis

A

Muscle du front

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2
Q

Zygomaticus

A

Elevates and abducts upper lip

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3
Q

Buccinator

A

Retracts angle of mouth

Flattens cheek

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4
Q

Orbicularis oris

A

Closes lip

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5
Q

Platysma

A

Depresses lower lip

Wrinkles skin of neck and upper chest

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6
Q

Temporalis

A

Elevates and retracts mandible -

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7
Q

Masseter

A

Elevates and protracts mandible _

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8
Q

Sternocleidomastoid

A

2 muscles
If one contracted it rotates and extends head
2 contracted flex head

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9
Q

Deltoid

A

Flexes and extends shoulder

Abducts and medically/laterally rotate arm

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10
Q

Biceps brachii

A

Flexes shoulder and elbow

Supinates hand

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11
Q

Brachialis

A

Flexes elbow

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12
Q

Brachio radialis

A

Flexes elbow

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13
Q

Pectoralis major

A

Flexes shoulder
Adducts and medially rotates arm
Extends shoulder from flex position

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14
Q

Transversus abdominis

A

Compresses abdomen

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15
Q

Internal oblique

External oblique

A

Flexes and rotates vertebral column
Compresses abdomen
Depresses thorax

16
Q

Trapezius

A

Extends and laterally flexes arm

17
Q

Latissimus dorsi

A

Abducts and medially rotates arm

Extends shoulder

18
Q

Erector spinae

A

Extends flexes and rotates vertebral column

19
Q

Triceps brachii

A

Extends elbow and shoulder

Adducts arm

20
Q

Gluteus medius

Gluteus Maximus

A

Abducts and medially rotates thigh

Depresses side of pelvis

21
Q

Adductor magnus

A

Adducts laterally
Rotates thigh
Extends hip

22
Q

Illiopsoas

A

Flexes hip

Laterally rotates thigh

23
Q

Sartorius

A

Flexes hip and knee

Rotates thigh laterally and leg medially

24
Q

Fibularis longus

Fibularis brevis

A

Plantar and flexes foot

Evert

25
Q

Tibialis anterior

A

Dorsiflexes and invert foot

26
Q

Gastrocnemius

Soleus

A

Plantar flexes foot

Flexes knee

Anatomy and Physiology (3 decks)

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