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Write the function of Pleural fluid.

Important Questions on Respiration - The Energy Producing System

EASY
Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
The lungs have millions of sac-like units for the exchange of respiratory gases called _____.
EASY
Science>Biology>Respiration - The Energy Producing System>Human Respiratory System

Fill in the blank with the option provided in the bracket.

The walls of the alveoli contain an extensive network of _____. (tubules/ cells/ capillaries)

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Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
In human beings, a pair of lungs is present in the _____.
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Science>Biology>Respiration - The Energy Producing System>Human Respiratory System

The organs of respiration in man are the _____.

EASY
Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
The oral cavity opens into the _____.
MEDIUM
Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
Human lungs have about 300 _____ air sacs for the exchange of gases. (million/ lakhs/ crores)
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Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
Oxygen diffuses from air in the _____ into the capillaries in the lungs.(alveoli/bronchi)
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Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
The two nostrils are separated by a cartilaginous wall called _____. 
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Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
The opening leading to the larynx is called _____. (glottis/epiglottis)
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Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
The double-layered membrane that encloses each lung is called _____. 
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Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
The actual exchange of gases takes place in the _____ of the lungs.
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Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
Reptiles, birds and _____ (fish, mammals, insects) have lungs for the exchange of gases.
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Science>Biology>Respiration - The Energy Producing System>Human Respiratory System

Fill in the blank with the options provided in the bracket.

When air passes through the nose, it is warmed, moistened and_____ (filtered, dusty, homogenous).

EASY
Science>Biology>Respiration - The Energy Producing System>Human Respiratory System

_____ in the lungs provide a very large surface area for gaseous exchange.

EASY
Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
_____ is the muscular tube which connects the nasal cavity to the larynx.
MEDIUM
Science>Biology>Respiration - The Energy Producing System>Human Respiratory System

Fill in the blank with the options provided in the bracket.

From the larynx, air goes to_____ (pharynx, bronchi, trachea).

EASY
Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
_____ is known as the voice box. 
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Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
The tiny hair-like structures present in the nostril are called _____.(Cilia/Flagellum/Fibres)
MEDIUM
Science>Biology>Respiration - The Energy Producing System>Human Respiratory System

Write the correlated terms.

Larynx : Vocal cords :: Bronchioles : _____. (nephron/neuron/alveoli/hepatic lobes)

EASY
Science>Biology>Respiration - The Energy Producing System>Human Respiratory System
Rings of _____ present in trachea, bronchi and bronchioles prevent their collapse when air is not passing through them.