Download Unit 2: Exercise Physiology

Unit 2: Exercise Physiology
Unit 2.1
Key learning
intention (KLI)
Success criteria
Resources
Key words
Structure and function of the circulatory system
Understand how the circulatory system functions and how it is affected by exercise and
training.
To predict what changes would occur in the cardiovascular system of a trained aerobic
athlete.
Pages 30-49
Plasma, leucocytes, erythrocytes, thrombocytes
READ THE ALL THE RELEVANT RESOURCE PAGES IN YOUR BOOK BEFORE STARTING
2.2.1
State the composition of blood
2.2.2
Distinguish between the functions erythrocytes, leucocytes and platelets
Function
Erythrocytes
Leucocytes
Platelets
‘Progress
depends on
effort not
ability’
Unit 2: Exercise Physiology
‘Progress
depends on
effort not
ability’
2.2.3
Describe the anatomy of the heart with reference to the heart chambers, valves and major blood
vessels
2.2.5
Outline the relationship between pulmonary and systemic circulation
Unit 2: Exercise Physiology
‘Progress
depends on
effort not
ability’
2.2.4
Describe the intrinsic and extrinsic regulation of heart rate and the sequence of excitation of the heart
muscle.
Highlight in this diagram other extrinsic factors that affect heart rate
Unit 2: Exercise Physiology
2.2.6
Describe the relationship between Cardiac output, stroke volume and heart rate
2.2.7
Analyse CO, SV and HR for different populations during exercise and at rest
FEMALE
20 years old
Untrained
At rest
During
max
exercise
2.2.9
Systolic
MALE
60 years old
Untrained
trained
Heart
rate
(HR)
Stroke
volume
(SV)
Cardiac
output
(Litres)
Heart
rate
Stroke
volume
Cardiac
output
Define the terms systolic and diastolic blood pressure
Function
Diastolic
trained
‘Progress
depends on
effort not
ability’
20 years old
Untrained
70
trained
22
35
60 years old
Untrained
trained
Unit 2: Exercise Physiology
2.2.10
‘Progress
depends on
effort not
ability’
Analyse systolic and diastolic blood pressure data at rest and during exercise
Analysis
Rhythmic exercise
Resistance (static)
Upper body
Recovery
2.2.11.
Discuss how systolic and diastolic blood pressure respond to dynamic and static exercise.
Unit 2: Exercise Physiology
2.2.8
2.2.12
Explain cardiovascular drift
Compare the distribution of blood at rest and during exercise
‘Progress
depends on
effort not
ability’
Unit 2: Exercise Physiology
Compare the values. Ensure you compare relative and absolute values.
2.2.13
Describe the cardiovascular adaptations resulting from aerobic training
Adaptation
Blood
Heart
Blood vessels
Muscle
‘Progress
depends on
effort not
ability’
Unit 2: Exercise Physiology
‘Progress
depends on
effort not
ability’
2.2.14
Explain maximal oxygen consumption (VO2 MAX)
2.2.15.
Discuss the variability of maximal oxygen consumption (VO2 Max) in selected groups.
VO2 Max Value (ml/kg/min)
Trained
Untrained
male
Female
Young
Old
2.2.16.
exercise
Discuss the variability of maximal oxygen consumption (VO2 Max) with different modes of