Biology
Give suitable explanations for the following:
Why does a person feel breathlessness at higher altitudes?
Related Questions
Give suitable explanations for the following:
Breathing through the nose is said to be healthier than through the mouth.
Give suitable explanations for the following:
Why does gaseous exchange continue in the lungs even during expiration?
Give suitable explanations for the following:
Why do you shiver and why do your teeth chatter when it is very cold in winter?
With regard to the respiratory system and the process of respiration in man, answer the following questions:
(a) Name the two muscles that help in breathing.
(b) Briefly describe how the above mentioned muscles help in the inspiration of air.
(c) Give the overall chemical equation to represent the process of respiration in humans.
(d) What is meant by:
- Residual air
- Dead air space