CBSE
Carotid labyrinth contains
Olfactory receptors
Baroreceptors
Chemoreceptors
Phonoreceptors
Haldane effect refers to
More acidity in the blood
Less acidity in the blood
More basicity in the blood
Less basicity in the blood
Which of the following is a respiratory disease?
Polio
Arthritis
Asthma
Cancer
Dead space air in man is
500 ml
150 ml
250 ml
1.5 L
The exchange of gases in the alveoli of the lungs takes place by
Osmosis
Simple diffusion
Passive transport
Active transport
After a deep inspiration and maximum expiration, the capacity of lungs is known as
vital capacity
tidal volume
IRV
ERV
During inspiration, the diaphragm
expands
shows no change
contracts and flattens
relaxes to become dome- shaped
Which of the following animals possess non-elastic lungs with elastic air sacs connected to them?
Reptiles
Birds
Amphibians
Mammals
From which of the following plant is a medicine for respiratory disorders obtained?
Ephedra
Eucalyptus
Cannabis
Saccharum
The faster breathing in high fever is due to the
Additional requirement of O2 for the invader germs
High temperature of the body
Mental worry of a patient
Loss of appetite