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प्रश्न
The question has four options. Choose the correct answer:
Sites of gaseous exchange in the lung are
विकल्प
tracheoles
alveoli
bronchiole
pulmonary chamber
उत्तर
Alveoli
APPEARS IN
संबंधित प्रश्न
Explain with reasons.
Upward and downward movement of diaphragm occurs consecutively.
______ is present between thoracic and abdominal cavity.
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 :
Expiratory reserve volume (ERV)
Name the gas which is expelled out during expiration. Where is it originally produced in our bodies?
Name the following:
Respiratory process in which oxygen is utilized.
What do you understand by inhalation and exhalation? How are they different from each other?
Write true or false for the following statement. Rewrite the false statement correctly.
The oxidation of food to release energy and water is called breathing.
Differentiate between
bronchi and alveoli.
Name the following:
A film covering the alveoli of the lungs and lowers the surface tension.
Complete the following statement by choosing the correct alternative from those given below.
R.Q. for fat is ______.
Give the functions of the following:
Epiglottis
Label the diagram given below:
Which one of the following has the smallest diameter?
Number of lobes in right and left lungs respectively in human being is ______.
The pulmonary artery carries blood from the lungs to the left atrium.
List the parts of the respiratory system.
The right lung is divided into______.
Measure the breathing rate of the members of your family and some of your friends. Investigate:
- If the breathing rate of children is different from that of adults.
- If the breathing rate of males is different from that of females If there is a difference in any of these cases, try to find the reason.
