Cardiac Output, Stroke Volume & Heart Rate (OCR GCSE Physical Education): Flashcards
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Formula for cardiac output
Formula for cardiac output
Stroke Volume × Heart Rate
Cardiac output definition
Cardiac output definition
Amount of blood leaving the heart per minute
Stroke volume definition
Stroke volume definition
Amount of blood ejected from the heart per beat
Heart rate definition
Heart rate definition
Number of times the heart beats per minute
Heart rate at rest
Heart rate at rest
At its lowest
Anticipatory rise
Anticipatory rise
Heart rate increase before exercise due to adrenaline
Cause of anticipatory rise
Cause of anticipatory rise
Release of adrenaline hormone
Heart rate when exercise starts
Heart rate when exercise starts
Increases sharply due to oxygen demand
Cardiac output during exercise
Cardiac output during exercise
Increases
Heart rate during continuous exercise
Heart rate during continuous exercise
Levels off, sustaining oxygen needed
Heart rate immediately after exercise
Heart rate immediately after exercise
Decreases sharply as oxygen demand reduces
Tidal volume definition
Tidal volume definition
Air inspired/expired in a normal breath
Vital capacity definition
Vital capacity definition
Max air expired after max inspiration
Residual volume definition
Residual volume definition
Air remaining after forced max exhalation
Tidal volume during exercise
Tidal volume during exercise
Increases to meet O2 demand & remove CO2