1 Exampromax - Stuvia US 2025/2026
IB SEHS TOPIC 2 EXAM
REVIEW/COMPREHENSIVE
GUIDE/ACTUAL EXAM QUESTIONS
WITH 100% CORRECT
ANSWERS/NEWEST UPDATE A+
What is vital capacity
Ans: Total lung capacity minus residual volume
Which feedback mechanisms are associated with the chemical control of
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ventilation during exercise?
Ans: Increases in blood acidity levels
Exampromax - Stuvia US
Which statement is false for the average population:
-Trained athletes usually have a higher VO2max than untrained individuals
-Elderly usually have a lower VO2max than young adults
-Women usually have a higher VO2max than men
-People with more muscle have a higher VO2max
Ans: women usually have a higher VO2max than men
Which defines maximal oxygen consumption?
Ans: Maximum volume of oxygen inhaled and used per minute
Which gases are exchanged at the alveoli
Ans: oxygen and carbon dioxide
What is the function of the platelets
Ans: clotting blood
Which are the units when measuring an athlete's blood pressure?
Ans: mmHg
, 2 Exampromax - Stuvia US 2025/2026
What is an adaptation of endurance exercise training?
Ans: increase in capillarisation around skeletal muscles
What does diastolic blood pressure measure?
Ans: The force exerted by blood on arterial walls during ventricular relaxation
What is pulmonary ventilation?
Ans: Inflow and outflow of air between the atmosphere and the lungs
Which component of blood is greatest by volume?
Ans: Plasma
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Which is a principal structure of the ventilatory system
Exampromax - Stuvia US
Ans: trachea
What happens to an athlete who is exercising at a steady pace on flat
terrain for a prolonged period of time?
Ans: Stroke volume gradually decreases and submaximal heart rate gradually
increases
What is cardiac output
Ans: Stroke volume x heart rate
Where in the heart is the electrical impulse generated for contraction?
Ans: SA node
An athlete's resting heart rate is 60 bpm and stroke volume is 70 ml. What
is the cardiac output of the athlete?
Ans: 4200 ml min-1
What is the of tidal volume?
Ans: volume of air breathed in and out in a normal breath
IB SEHS TOPIC 2 EXAM
REVIEW/COMPREHENSIVE
GUIDE/ACTUAL EXAM QUESTIONS
WITH 100% CORRECT
ANSWERS/NEWEST UPDATE A+
What is vital capacity
Ans: Total lung capacity minus residual volume
Which feedback mechanisms are associated with the chemical control of
© 2025 Assignment Expert
ventilation during exercise?
Ans: Increases in blood acidity levels
Exampromax - Stuvia US
Which statement is false for the average population:
-Trained athletes usually have a higher VO2max than untrained individuals
-Elderly usually have a lower VO2max than young adults
-Women usually have a higher VO2max than men
-People with more muscle have a higher VO2max
Ans: women usually have a higher VO2max than men
Which defines maximal oxygen consumption?
Ans: Maximum volume of oxygen inhaled and used per minute
Which gases are exchanged at the alveoli
Ans: oxygen and carbon dioxide
What is the function of the platelets
Ans: clotting blood
Which are the units when measuring an athlete's blood pressure?
Ans: mmHg
, 2 Exampromax - Stuvia US 2025/2026
What is an adaptation of endurance exercise training?
Ans: increase in capillarisation around skeletal muscles
What does diastolic blood pressure measure?
Ans: The force exerted by blood on arterial walls during ventricular relaxation
What is pulmonary ventilation?
Ans: Inflow and outflow of air between the atmosphere and the lungs
Which component of blood is greatest by volume?
Ans: Plasma
© 2025 Assignment Expert
Which is a principal structure of the ventilatory system
Exampromax - Stuvia US
Ans: trachea
What happens to an athlete who is exercising at a steady pace on flat
terrain for a prolonged period of time?
Ans: Stroke volume gradually decreases and submaximal heart rate gradually
increases
What is cardiac output
Ans: Stroke volume x heart rate
Where in the heart is the electrical impulse generated for contraction?
Ans: SA node
An athlete's resting heart rate is 60 bpm and stroke volume is 70 ml. What
is the cardiac output of the athlete?
Ans: 4200 ml min-1
What is the of tidal volume?
Ans: volume of air breathed in and out in a normal breath
