KEY NUMBERS Flashcards

(17 cards)

1
Q

Equation for cardiac output

A

Q = SV x HR

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2
Q

Breathing rate values for:

Untrained Resting
Untrained Maximal

Trained Resting
Trained Maximal

A

F = Number of times breathing in or out per minute (breaths per minute)

UR = 12-15 bpm
UM = 40-50 bpm

TR = 11-12 bpm
TM = 50-60 bpm

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3
Q

Tidal volume values for:

Untrained resting
Untrained maximal

Trained resting
Trained maximal

A

TV = Volume of air breathed in / out per breath (ml)

UR = 500ml
UM = 2.5-3L

TR = 500ml
TM = 3-3.5L

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4
Q

Minute ventilation values for:

Untrained resting
Untrained maximal

Trained resting
Trained maximal

A

VE = Volume of air breathed in / out per minute

UR = 6-7.5L
UM = 100-150L

TR = 5.5-6L
TM = 150-160L

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5
Q

Cardiac output, stroke volume and hart rate values at rest and maximal activity

A

Rest:

Q = 4.9L/min
SV = 70ml
HR = 70bpm

Maximal

Q = 28L/min
SV = 140ml
HR = 220-age (200bpm)

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6
Q

Force - definition, units and formula

A

D = A push or pull that alters the state of motion of a body

U = Newtons (N)

F = Mass x acceleration

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7
Q

Weight - definition, units and formula

A

D = The gravitational force exerted on an object

U = Newtons

F = Mass x gravitational field strength

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8
Q

Acceleration - definition, units and formula

A

D - Rate of change of velocity

U - Metres per second squared (m/s^2)

F = Change in velocity / time

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9
Q

Momentum - definition, units and formula

A

D - Product of the Mass and velocity of an object

U - Kilogram metres per second (kg m/s)

F - Mass x velocity

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10
Q

Distance - definition, units and formula

A

D - Path a body takes as it moves from starting position to finishing position

U - Metres

F - Measured

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11
Q

Speed - definition, units and formula

A

D - Measurement of the Body’s movement per unit of time with no reference to direction

U - Metres per second (m/s)

F - distance / time

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12
Q

Displacement - definition, units and formula

A

D - Shortest route in a straight line between starting and finishing positions

U - Metres

F - Measured

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13
Q

Velocity - definition, units and formula

A

D - Rate of change of displacement

U - Metres per second (m/s)

F - Displacement / time

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14
Q

Acceleration - definition, units and formula

A

D - Rate of change of velocity

U - Metres per second squared

F - Change in velocity / time

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15
Q

Angular momentum - definition, units and formula

A

D - Quantity of angular motion possessed by a body

U - kgm^2 rad/s

F - moment of inertia x angular velocity

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16
Q

Angular velocity - definition, units and formula

A

D - Rate of change in angular displacement

U - Rad/s

F - Angular displacement / time

17
Q

Moment of inertia - definition, units and formula

A

D - Resistance of a body to change its state of angular motion

U - Kgm^2

F - Sum