What prevents the alveoli from collapsing during exhalation?

surface tension

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cartilage

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phospholipids

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pressure

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Solution

The correct option is C
phospholipids

One of the remarkable phenomena in the process of respiration is the role of the fluid coating the walls of the alveoli. This fluid, called a surfactant, lowers the surface tension of the balloon-like alveoli.

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Similar questions

Q. Assertion :Most of the premature babies suffer from Respiratory distress syndrome Reason: Lecithin (surfactant) is secreted on the inner side of the alveoli and prevent collapsing of aveolar wall

Q. Which of the following statements correctly describe the process of gaseous exchange between alveoli and blood present in blood capillaries during exhalation?

Match the following:

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

Which of the disorders below is characterized by destruction of the walls of the alveoli producing abnormally large air spaces that remain filled with air during exhalation?

Q. The trachea is prevented from collapsing by:

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What prevents the alveoli from collapsing during exhalation?

The correct option is C phospholipids One of the remarkable phenomena in the process of respiration is the role of the fluid coating the walls of the alveoli. This fluid, called a surfactant, lowers the surface tension of the balloon-like alveoli.

The correct option is C
phospholipids

One of the remarkable phenomena in the process of respiration is the role of the fluid coating the walls of the alveoli. This fluid, called a surfactant, lowers the surface tension of the balloon-like alveoli.