Normal rate of respiration in an adult human being is _______breathes per minute.
10-12
12-14
12–20
22-24
What is the purpose of the little hairs inside the nose?
To fight disease.
They serve no purpose.
To keep dust out of the lungs.
To tickle the nose and cause sneezes.
Which process does not occur in the nasal cavity?
Trapping of large foreign bodies
Exchange of gases
Humidification of inhaled air
Warming of inhaled air
Air can enter the body and travel to the lungs ...
through the mouth and the nose
through the oesophagus and gullet
through the windpipe and the pores
through the nose and the nervous system
Identify diaphragm in this diagram
B
C
D
E
Spirometer measures: A. Capacity of lungs B. Volume of air inhaled and exhaled C. Residual air D. All of these
A