Chapter 1 - Structure and Function of Body Systems Flashcards

1
Q

A-band

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2
Q

Atrium

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3
Q

Acetylcholine

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4
Q

Action Potential

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5
Q

All-or-none principle

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6
Q

Alveolar Pressure

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7
Q

Alveoli

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8
Q

Aortic Valve

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9
Q

Appendicular skeleton

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10
Q

Arterial system

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11
Q

Artery

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12
Q

Atrioventricular (AV) Bundle

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13
Q

Atrioventricular (AV) Node

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14
Q

Atrioventricular (AV) Valves

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15
Q

Axial skeleton

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16
Q

Biaxial joints

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17
Q

Bone periosteum

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18
Q

Bradycardia

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19
Q

Bronchi

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20
Q

Bronchiole

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21
Q

Capillary

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22
Q

Cartilaginous Joints

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23
Q

Crossbridge

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24
Q

Depolarization

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25
Q

Diastole

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26
Q

Diffusion

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27
Q

Distal

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28
Q

Electrocadiogram (ECG)

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29
Q

Endomysium

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30
Q

Epimysium

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31
Q

Extrafusal fibers

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32
Q

Fasciculi

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33
Q

Fast-twitch muscle fiber

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34
Q

Fibrous Joints

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35
Q

Golgi Tendon Organ (GTO)

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36
Q

Hemoglobin

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37
Q

Hyaline Cartilage

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38
Q

H-zone

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39
Q

I-band

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40
Q

Inferior

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41
Q

Intrafusal fibers

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42
Q

Left bundle branch

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43
Q

Mitral valve

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44
Q

Motor Neuron

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45
Q

Motor unit

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46
Q

Multiaxial Joints

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47
Q

Muscle Fiber

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48
Q

Muscle Spindle

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49
Q

Myocardium

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50
Q

Myofibril

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51
Q

Myofilament

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52
Q

Myosin

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53
Q

Neuromuscular junction

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54
Q

Parasympathetic Nervous System (PNS)

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55
Q

Perimysium

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56
Q

Pleura

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57
Q

Pleural Pressure

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58
Q

Power stroke

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59
Q

Proprioceptor

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60
Q

Proximal

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61
Q

Pulmonary Valve

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62
Q

Purkinje Fibers

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63
Q

P-wave

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64
Q

QRS Complex

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65
Q

Red blood cell (RBC)

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66
Q

Repolarization

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67
Q

Right bundle branch

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68
Q

Sarcolemma

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69
Q

Sarcomere

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70
Q

Sarcoplasm

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71
Q

Sarcoplasmic Reticulum

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72
Q

Semilunar Valves

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73
Q

Sinoartial (SA) Node

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74
Q

Sliding Filament Theory

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75
Q

Slow-twitch muscle fiber

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76
Q

Superior

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77
Q

Sympathetic Nervous System (SNS)

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78
Q

Synovial fluid

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79
Q

Synovial joints

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80
Q

Systole

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81
Q

Tachycardia

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82
Q

Tendon

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83
Q

Tetanus

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84
Q

Trachea

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85
Q

Tricuspid valve

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86
Q

Tropomyosin

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87
Q

Troponin

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88
Q

T-tubule

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89
Q

T-wave

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90
Q

Twitch

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91
Q

Type I Fiber

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92
Q

Type IIa Fiber

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93
Q

Type IIx Fiber

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94
Q

Uniaxial joints

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95
Q

Vein

A
96
Q

Veinous system

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97
Q

Ventricle

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98
Q

Ventricle

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99
Q

Venule

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100
Q

Vertebral Column

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101
Q

Z-line

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102
Q

Which of the following substances regulates muscle actions?

  • Potassium
  • Calcium
  • Troponin
  • Tropomyosin
A
103
Q

Which of the following substances acts at the neuromuscular junction to excite the muscle fibers of a motor unit?

  • Acetylcholine
  • ATP
  • Creatine Phosphate
  • Serotonin
A
104
Q

From which of the following is the heart’s electrical impulse typically initiated?

  • AV node
  • SA node
  • the brain
  • the sympathetic nervous system
A
105
Q

When throwing a baseball, an athlete’s arm is rapidly stretched just before throwing the ball. Which of the following structures detects and responds to that stretch by reflexively increasing muscle activity?

  • Golgi tendon organ (GTO)
  • Muscle spindle
  • Extrafusal muscle
  • Pacinian corpuscle
A
106
Q

Which of the following occurs during the QRS complex of a typical ECG:
I. Depolarization of the atrium
II. Repolarization of the atrium
III. Repolarization of the ventricle
IV. Depolarization of the ventricle

  • I & III only
  • II & IV only
  • I, II, & III only
  • II, III, & IV only
A
107
Q
A