Gas Exchange in Humans

1
Gas Exchange in Humans

• The control of the rate of breathing (ventilation)

2
Optimum concentration of oxygen in blood
3
Increase in oxygen
Optimum concentration of oxygen in blood
4
Increase in oxygen
Optimum concentration of oxygen in blood
5
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Increase in oxygen
Optimum concentration of oxygen in blood
6
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Increase in oxygen
Optimum concentration of oxygen in blood
7
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Decrease in ventilation rate (and in heart rate)
Increase in oxygen
Optimum concentration of oxygen in blood
8
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Decrease in ventilation rate (and in heart rate)
Increase in oxygen
Optimum concentration of oxygen in blood
9
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Decrease in ventilation rate (and in heart rate)
Decrease in oxygen
Increase in oxygen
Optimum concentration of oxygen in blood
10
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Decrease in ventilation rate (and in heart rate)
Decrease in oxygen
Increase in oxygen
Optimum concentration of oxygen in blood
Optimum concentration of oxygen in blood
11
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Decrease in ventilation rate (and in heart rate)
Decrease in oxygen
Increase in oxygen
Optimum concentration of oxygen in blood
Optimum concentration of oxygen in blood
Decrease in oxygen
12
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Decrease in ventilation rate (and in heart rate)
Decrease in oxygen
Increase in oxygen
Optimum concentration of oxygen in blood
Optimum concentration of oxygen in blood
Decrease in oxygen
13
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Decrease in ventilation rate (and in heart rate)
Decrease in oxygen
Increase in oxygen
Optimum concentration of oxygen in blood
Optimum concentration of oxygen in blood
Decrease in oxygen
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
14
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Decrease in ventilation rate (and in heart rate)
Decrease in oxygen
Increase in oxygen
Optimum concentration of oxygen in blood
Optimum concentration of oxygen in blood
Decrease in oxygen
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
15
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Decrease in ventilation rate (and in heart rate)
Decrease in oxygen
Increase in oxygen
Optimum concentration of oxygen in blood
Optimum concentration of oxygen in blood
Decrease in oxygen
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Increase in ventilation rate (and in heart rate)
16
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Decrease in ventilation rate (and in heart rate)
Decrease in oxygen
Increase in oxygen
Optimum concentration of oxygen in blood
Optimum concentration of oxygen in blood
Decrease in oxygen
Increase in oxygen
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Increase in ventilation rate (and in heart rate)
17
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Decrease in ventilation rate (and in heart rate)
Decrease in oxygen
Increase in oxygen
Optimum concentration of oxygen in blood
Optimum concentration of oxygen in blood
Decrease in oxygen
Increase in oxygen
Detected by chemoreceptors in aorta carotid
artery and medulla oblongata in brain
Increase in ventilation rate (and in heart rate)