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प्रश्न
The question has four options. Choose the correct answer:
Sites of gaseous exchange in the lung are
पर्याय
tracheoles
alveoli
bronchiole
pulmonary chamber
उत्तर
Alveoli
APPEARS IN
संबंधित प्रश्न
During respiration there is
What are the functions of the following in breathing?
Diaphragm
The volume of air in the lungs and the rate at which it is exchanged during inspiration and expiration was measured.
The following diagram shows a group of the lung volumes and capacities.
Study the diagram carefully and explain briefly the following :
Vital capacity (VC)
The volume of air in the lungs and the rate at which it is exchanged during inspiration and expiration was measured.
The following diagram shows a group of the lung volumes and capacities.
Study the diagram carefully and explain briefly the following :
Residual volume (RV)
Fill in the blanks.
The respiration is of two types _________ and _________
Fill in the blank.
________is present in the red blood cells and helps in the transport of oxygen.
Differentiate between
Breathing and Respiration.
Differentiate between
Bowman’s capsule and alveolus
Find the odd one out. Give a reason for your choice.
skin, heart, lung, liver, kidney
Name the following:
Sound producing organ.
Assertion: Human being has a complex respiratory system.
Reason: Human skin is impermeable to gases.
Choose the odd one:
Pick the odd one out from each of the groups given below on the basis of respiratory organs. Give a reason for your answer.
crocodile, whale, dolphin, fish
What is the significance of ciliated epithelium present in the nostrils?
Regarding the functions of our respiratory system, mark the wrong entry.
A fluid filled double membranous layer surrounds the lungs. Name it and mention its important function.
For completion of respiration process, write the given steps in sequential manner
- Diffusion of gases (O2 and CO2) across alveolar membrane.
- Transport of gases by blood.
- Utilisation of O2 by the cells for catabolic reactions and resultant release of CO2.
- Pulmonary ventilation by which atmospheric air is drawn in and CO2 rich alveolar air is released out.
- Diffusion of O2 and CO2 between blood and tissues.
Sketch and label Human Respiratory system.
