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NSCA CSCS > NSCA CSCS - Chapter 6 > Flashcards

NSCA CSCS - Chapter 6 Flashcards

1
Q

Alveoli

A

The final passages in the respiratory system where gases are exchanged from the lungs.

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2
Q

Anatomical dead space

A

the area not functional for gas exchange (trachea, nose, mouth)

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3
Q

Arteriovenous oxygen difference

A

the difference in O2 content of arterial and venous blood

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4
Q

Blood doping

A

The process of artificially increasing red blood cell mass

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5
Q

Bradycardia

A

Low heart rate

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6
Q

Cardiac output

A

The amount of blood pumped by the heart in liters per minute.

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7
Q

Detraining

A

The partial or complete loss of training-induced adaptations in response to an insufficient training stimulus

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8
Q

Diastole

A

The phase of heart contraction after blood has been pumped before the heart is filled

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9
Q

Diastolic blood pressure

A

the pressure exerted on arterial walls when no blood being ejected

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10
Q

Diffusion

A

The movement of gasses across a membrane based on their partial pressures (O2 and CO2 in the case of the alveoli and capillaries)

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11
Q

Double product

A

The product of stroke volume and heart rate that results in the cardiac output value also known as the rate-product

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12
Q

Ejection fraction

A

the fraction of the end-diastolic volume that is ejected during heart contraction

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13
Q

End-diastolic volume

A

Volume of blood in the left ventricle after filling phase

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14
Q

Erythropoietin

A

Performance-enhancing substance that increases red blood cell production

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15
Q

Fick equation

A

used to calculate oxygen uptake

  • VO2 = Q x a-vO2 difference
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16
Q

Frank-Starling mechanism

A

the principle that increased end-diastolic volume stretches myocardial fibers resulting in more forceful contraction and increased systolic ejection

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17
Q

Functional overreaching

A

Short period of intensified training

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18
Q

Heart rate

A

the number of heartbeats per minute (BPM)

19
Q

Hyperoxic breathing

Hyperventilation

A

Increased pulmonary ventilation at rest and during exercise

20
Q

Maximal heart rate

A

the maximum heart rate attainable via exercise

21
Q

Maximal oxygen uptake

A

The maximum amount of oxygen that can be used by the body

22
Q

Mean arterial pressure

A

average pressure throughout the cardiac cycle

23
Q

Metabolic equivalent

A

.5ml O2 per minute per kg.bw - typical resting O2 consumption

24
Q

Minute ventilation

A

The volume of air breathed per minute

25
Q

Mitochondria

A

Organelle of cells that facilitates aerobic metabolism

26
Q

Myoglobin

A

a protein that transports oxygen within the muscle cell

27
Q

Nonfunctional overreaching

A

An extended period of excessive training beyond FOR

28
Q

Overreaching

A

Increased training volume and intensity over extended periods. Can be functional or nonfunctional

29
Q

Overtraining

A

A continuum of responses to intensified training without proper recovery

30
Q

Overtraining syndrome (OTS)

A

Serious drop in performance and other markers associated with long periods of excessive volume and intensity without recovery

31
Q

Oxygen uptake

A

the amount of oxygen consumed by body tissues

32
Q

Physiological dead space

A

Area of the respiratory system that does not allow gas exchange due to damaged alveoli

33
Q

Rate-pressure product

A

The product of stroke volume and heart rate that results in the cardiac output value

34
Q

Stroke volume

A

The amount of blood ejected with each heartbeat

35
Q

Systole

A

Contraction phase of a heartbeat

36
Q

Systolic blood pressure

A

pressure during contraction

37
Q

Tapering

A

Planned reduction of training volume that occurs before competitive or as a part of a recovery microcycle

38
Q

Tidal volume

A

the volume of air inhaled and exhaled with each breath

39
Q

Vasoconstriction

A

Tightening of veins or arteries to reduce blood flow

40
Q

Vasodilation

A

Enlargement of veins or arteries to allow increased blood flow

41
Q

Venous return

A

The amount of blood returning to the heart

42
Q

Ventilatory equivalent

A

The ratio of the volume of air ventilating the lungs to the volume of oxygen consumed

43
Q
A

NSCA CSCS (25 decks)

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