Welcome to your Human Physiology -2
1.
Oxyhaemoglobin formation depends on
2.
Expiration is normally a
3.
Carbon dioxide is transported mainly as
4.
Which respiratory organ is used by fishes?
5.
Respiratory disorders affect mainly
6.
Smoking affects respiration by
7.
Which muscle contracts during inspiration?
8.
Which enzyme catalyses conversion of CO₂ to carbonic acid?
9.
Alveolar walls are extremely thin to
10.
Exchange of gases in sponges occurs through
11.
Myoglobin is present in
12.
Residual volume of lungs prevents
13.
Vital capacity is maximum amount of air that can be
14.
Exchange of gases in lungs occurs due to
15.
Total lung capacity includes
16.
Hemoglobin is present in
17.
The thoracic cavity is anatomically an
18.
Breathing is best defined as
19.
Which pigment carries oxygen in humans?
20.
Which vertebrates respire only through lungs?
21.
Partial pressure of oxygen is highest in
23.
Which part of respiratory tract lacks cartilage?
24.
Which structure prevents food from entering trachea?
25.
Which factor does NOT affect diffusion of gases?
26.
Chloride shift occurs in
27.
Which gas has higher diffusion rate?
28.
Emphysema is caused by damage to
29.
Oxygen is transported mainly by
30.
Intrapulmonary pressure is pressure
31.
Which gas is utilised by organisms to release energy?
32.
Partial pressure gradient is essential for
33.
Oxygen dissociation curve shifts right due to
34.
Which membrane covers lungs?
35.
Cutaneous respiration is seen in
36.
Which condition increases oxygen release in tissues?
37.
Which gas is transported least by blood?
38.
Respiratory surface must be
39.
Alveoli are specialised for
40.
Which condition favours oxygen binding to Hb?
41.
Number of lungs in humans is
42.
Inspiration occurs when
43.
Bohr effect relates to
44.
Tidal volume refers to
45.
In insects, respiration occurs through
