Exam (elaborations) We.ek 3 A.ssignment: CV & VE Responses to Exercise (SPHE314)

.Roger O’Brien SPHE 314
Week 3 Assignment: CV and VE Responses to Exercise

Rest to Low-Intensity Low-to Moderate-Intensity Moderate- to High-
Exercise Exercise Intensity Exercise
Increases Increases Increases

Heart Rate 60 bpm at rest 80 bpm at low 120 bpm at moderate
80 bpm at low 120 bpm at moderate 170 bpm at high

Increases Increases No change
Stroke Volume 70 ml at rest 90 ml at low 110 ml at moderate
90 ml at low 110 ml at moderate 110 ml at high


Increases Increases Increases
Cardiac Output 4 L/min at rest 7 L/min at low 16 L/min at moderate
7 L/min at low 16 L/min at moderate 21 L/min at high

Increases Increases
Increases
Systolic BP 110 at rest 120 at low
130 at moderate
120 at low 130 at moderate
140 at high


No change No change No change
Diastolic BP 80 at rest 80 at low 80 at moderate
80 at low 80 at moderate 80 at high

Increases
Increases Increases
Minute Ventilation 12 at rest 15 at low 90 at moderate
15 at low
90 at moderate 140 at high


Increases
Frequency of Increases Increases
15 at rest
Breathing 20 at low 30 at moderate
20 at low
30 at moderate 40 at high


Increases
Increases Increases
Tidal Volume 2 liters at rest
3 liters at low 4 liters at moderate
3 liters at low
4 liters at moderate 5 liters at high