The function of hair and mucous lining in nostrils is to ______________.

Filter inhaled air

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Prevent entry of foreign bodies and germs

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To warm up the air entering the lungs

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All of the above

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Solution

The correct option is D
All of the above

The function of hair and mucous lining in nostrils is to filter inhaled air, prevent entry of foreign bodies and germs and to warm up the air entering the lungs.

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Similar questions

Choose the correct statement from the following options

(a)The lungs allow only $C O_{2}$ to enter the respiratory system
(b)The nostrils filter the air and allow only $O_{2}$ to pass through them.
(c)The percentage of $O_{2}$ in expired air is 16%
(d)The percentage of $C O_{2}$ in expired air is 4%

Which of the following is the correct sequence of air passage during inhalation ?
(a) nostrils $\to$ larynx $\to$ pharynx $\to$ trachea $\to$ lungs
(b) nasal passage $\to$ trachea pharynx $\to$ lirynx $\to$ alveoli
(c) larynx $\to$ nostrils $\to$ pharynx $\to$ lungs
(d) nostrils $\to$ pharynx $\to$ larynx $\to$ trachea $\to$ alevoli

Match the following:

$\begin{matrix} A & B 1. H a i r a n d m u c u s i n n o s t r i l s & a . a s s i s t s i n i n h a l a t i o n a n d e x h a l a t i o n 2. C a r t i l a g e i n t r a c h e a & b . i n c r e a s e s u r f a c e a r e a o f a b s o r p t i o n 3. A l v e o l i & c . p r e v e n t s e n t r y o f f o r e i g n b o d i e s 4. D i a p h r a g m & d . p r e v e n t s c o l l a p s e o f t r a c h e a l s t r u c t u r e \end{matrix}$

Q. A normal breath has a volume of about 1 L. The pressure exerted by the lungs to draw air in is about 758 torr. Assuming that the outside air pressure is 760 torr, calculate the change in entropy of a breath of air when it is inhaled into the lungs. Assume that the air remains at a temperature of

25^{0} C

and that it behaves ideally.

Q. ............. is the maximum amount of air a person can expel from the lungs after a maximum inhalation.

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The function of hair and mucous lining in nostrils is to ______________.

The correct option is D All of the above The function of hair and mucous lining in nostrils is to filter inhaled air, prevent entry of foreign bodies and germs and to warm up the air entering the lungs.

The correct option is D
All of the above

The function of hair and mucous lining in nostrils is to filter inhaled air, prevent entry of foreign bodies and germs and to warm up the air entering the lungs.