EASY
AP EAPCET
IMPORTANT
Earn 100

Which is the correct sequence of the air passage in man?
(a)Nasal cavity Pharynx Trachea Larynx Bronchi Bronchioles Alveoli
(b)Nasal cavity Pharynx Larynx Trachea Bronchi Bronchioles Alveoli
(c)
Nasal cavity Larynx Pharynx Trachea Bronchi Bronchioles Alveoli
(d)Nasal cavity Larynx Bronchi Pharynx Trachea Bronchioles Alveoli

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Important Questions on Breathing and Respiration
MEDIUM
AP EAPCET
IMPORTANT
Match the following related to respiratory volumes and capacities.
Column I | Column II | ||
Tidal volume | to of air | ||
Inspiratory reserve volume | of air | ||
Expiratory reserve volume | of air | ||
Residual volume | to of air | ||
Vital capacity | of air |

EASY
AP EAPCET
IMPORTANT
Match the following respiratory capacities and respiratory volumes of a normal human adult?
Respiratory capacities | Respiratory volumes | ||
i) | Residual volume | a) | 2800 mL |
ii) | Vital capacity | b) | 3000 mL |
iii) | Inspiratory reserve volume | c) | 1100 mL |
iv) | Inspiratory capacity | d) | 4000 mL |

EASY
AP EAPCET
IMPORTANT
Right side shift of oxygen-haemoglobin dissociation curve occurs during

EASY
AP EAPCET
IMPORTANT
Which of the following factors favour the right side shift of the oxygen dissociation curve?

MEDIUM
AP EAPCET
IMPORTANT
Study the following forms of transport of respiratory gases
A) as bicarbonates
B) through plasma
C) as carbamino compounds
D) through
E) in a dissolved state
Arrange the above in sequence in ascending order based on their percentages.

MEDIUM
AP EAPCET
IMPORTANT
Assertion (): Biconcave shape of mammalian facilitates gas exchange.
Reason (): Biconcave shape provides a high surface to volume ratio.

EASY
AP EAPCET
IMPORTANT
The process in which atmospheric air with of is drawn in and alveolar air rich in is sent out is called

EASY
AP EAPCET
IMPORTANT
Match the following?
List I | List II | ||
i) | of alveoli lungs | a) | 40 mmHg |
ii) | of atmosphenc air | b) | 95 mmHg |
iii) | of deoxygenated blood | c) | 104 mmHg |
iv) | of oxygenated blood | d) | 159 mmHg |
