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[1ST YEAR] CCP 6.1 - Human Physiology and Pathophysiology (Lab) > FINAL 02 - Muscular System > Flashcards

FINAL 02 - Muscular System Flashcards

1
Q

Are responsible for all types of body movement

A

Muscles

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2
Q

2 prefixes that refer to “muscle”

A

myo-, mys-

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3
Q

Prefix that refers to “flesh”

A

Sarco-

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4
Q

Individual muscle cells that make up the skeletal muscles

A

Muscle fiber

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5
Q

Specialized plasma membrane

A

Sarcolemma

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6
Q

Long organelles inside muscle cell

A

Myofibrils

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7
Q

Light band; contains only thin filaments

A

I band

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8
Q

Dark band; contains the entire length of the thick filaments

A

A band

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9
Q

Center of each sarcomere which consists only of myosin myofilaments

A

H zone

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10
Q

The myosin myofilaments are anchored in the center of the sarcomere

A

M line

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11
Q

Contractile unit of a muscle fiber

A

Sarcomere

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12
Q

Specialized smooth endoplasmic reticulum

A

Sarcoplasmic reticulum

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13
Q

7 ways to name muscles

A

Location, Size, Shape, Orientation, Origin and insertion, Number of heads, Function

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14
Q

Attachment to an immovable bone

A

Origin

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15
Q

Attachment to a movable bone

A

Insertion

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16
Q

2 types of body movements

A

Flexion, Extension

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17
Q

Decreases the angle of the joint

A

Flexion

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18
Q

Increases angle between two bones

A

Extension

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19
Q

Extension between 180°

A

Hyperextension

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20
Q

Movement of a bone around its longitudinal axis

A

Rotation

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21
Q

Movement of a limb away from the midline

A

Abduction

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22
Q

Movement of a limb toward the midline

A

Adduction

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23
Q

Combination of flexion, extension, abduction, and adduction

A

Circumduction

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24
Q

Lifting the foot so that the superior surface approaches the shin

A

Dorsiflexion

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25
Q

Depressing the foot/pointing the toes

A

Plantar flexion

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26
Q

Turn sole of foot medially

A

Inversion

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27
Q

Turn sole of foot laterally

A

Eversion

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28
Q

Forearm rotates laterally so palm faces anteriorly

A

Supination

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29
Q

Forearm rotates medially so palm faces posteriorly

A

Pronation

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30
Q

Move thumb to touch the tips of other fingers on the same hand

A

Opposition

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31
Q

Adducts and flexes the humerus

A

Pectoralis major

32
Q

Raise rib cage during inhalation

A

External intercostals

33
Q

Depress the rib cage to move air out of the lungs when you exhale forcibly

A

Internal intercostals

34
Q

Inspiration; elevates the ribs

A

Scalene

35
Q

Flexes vertebral column and compresses abdominal contents

A

Rectus abdominis

36
Q

Compresses abdominal contents

A

Transversus abdominis

37
Q

Flexes vertebral column; rotates trunk and bends it laterally

A

External and internal oblique

38
Q

Elevates, depresses, adducts, and stabilizes the scapula

A

Trapezius

39
Q

Extends and adducts the humerus

A

Latissimus dorsi

40
Q

Flexes the spine laterally

A

Quadratus lumborum

41
Q

Arm abduction

A

Deltoid

42
Q

Back extension

A

Erector spinae

43
Q

Supinates forearm, flexes elbow

A

Biceps brachii

44
Q

Elbow flexion

A

Brachialis

45
Q

Weak muscle; elbow flexion

A

Brachioradialis

46
Q

Elbow extension (antagonist to biceps brachii)

A

Triceps brachii

47
Q

Wrist flexion

A

Flexor carpi

48
Q

Finger flexion

A

Flexor digitorum

49
Q

Wrist extension

A

Extensor carpi

50
Q

Finger extension

A

Extensor digitorum

51
Q

Hip extension

A

Gluteus maximus

52
Q

Hip abduction; steadies pelvis when walking

A

Gluteus medius

53
Q

Hip flexion; keeps the upper body from falling backward when standing erect

A

Iliopsoas

54
Q

Adduct the thighs

A

Adductor muscles

55
Q

Thigh extension and knee flexion

A

Hamstring group

56
Q

Flexes the thigh

A

Sartorius

57
Q

Extends the knee

A

Quadriceps group

58
Q

Dorsiflexion; foot inversion

A

Tibialis anterior

59
Q

Toe extension and dorsiflexion of the foot

A

Extensor digitorum longus

60
Q

Planter flexion; foot eversion

A

Fibularis muscles

61
Q

Plantar flexion

A

Soleus

62
Q

Compresses the cheeks and lips against teeth

A

Buccinator

63
Q

Depresses the angle of the mouth

A

Depressor anguli oris

64
Q

Raises the upper lip

A

Levator labii superioris

65
Q

Raises the eyebrows

A

Occipitofrontalis

66
Q

Closes the eyelids

A

Orbicularis oculi

67
Q

Draws out the angle of the mouth

A

Risorius

68
Q

Elevates and abducts the upper lip

A

Zygomaticus major/minor

69
Q

Elevates and retracts the mandible

A

Temporalis

70
Q

Elevates and protracts mandible

A

Masseter

71
Q

Retracts and depresses mandible

A

Lateral pterygoid

72
Q

Protracts and elevates mandible

A

Medial pterygoid

73
Q

Flexors and extensors of the neck

A

Neck flexor and extensor

74
Q

Individually rotates the head

A

Sternocleidomastoid

75
Q

Extends the head and neck

A

Trapezius

76
Q

Depresses the mandible

A

Platysma

[1ST YEAR] CCP 6.1 - Human Physiology and Pathophysiology (Lab) (5 decks)

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