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Length of the vocal cords determines whether the voice is high or low.

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Q: What determines whether a person speaks in a high or deep voice a. the size of the lungs b. the strength of the diaphragm c. the length of the vocal cords and d. the surface area of the alveoli?
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Why do alveoli die in emphysema?

Destruction of alveoli reduces the surface area for gas exchange


The surface tension exerted by water in the alveoli prevent collapse of the alveoli during exhalation?

False


What is the name of the respiratory surface in humans?

It is the lining of the alveoli that acts as our respiratory surface.


Organelle has a large amount of surface area?

The Alveoli


Reduces the surface tension of the fluid in the alveoli?

surfactant


What phospholipid decreases the surface tension of the alveoli?

surfactant


What organelle has a large amount of surface area?

The Alveoli


How do the structures of the alveoli and capillaries support the function of gas exchange?

Alveoli are found within the lungs. The alveoli act as a specialised gaseous exchange surface in mammals. Another function of alveoli is the production of surfactant.


How does the structure of the alveoli relate to its function in the lung?

Alveoli are similar to cells in the sense that they have a large surface area to volume ratio. This is advantageous since they depend on there surface to allow as much oxygen as possible to diffuse through. Therefore, the correct answer would be something like this : Since alveoli's have a large surface area to volume ratio, it oxygen to diffuse through. More oxygen can be absorbed. If the alveoli had a smaller surface area to volume ratio, it would be very difficult for oxygen to diffuse through. Therefore, it is advantageous for the alveoli to be small in volume, but great in surface area.


How the structure of the alveoli relate to its function in the lungs?

Alveoli are similar to cells in the sense that they have a large surface area to volume ratio. This is advantageous since they depend on there surface to allow as much oxygen as possible to diffuse through. Therefore, the correct answer would be something like this : Since alveoli's have a large surface area to volume ratio, it oxygen to diffuse through. More oxygen can be absorbed. If the alveoli had a smaller surface area to volume ratio, it would be very difficult for oxygen to diffuse through. Therefore, it is advantageous for the alveoli to be small in volume, but great in surface area.


How does the structure of the alveoli relate to the structure of the lungs?

Alveoli are similar to cells in the sense that they have a large surface area to volume ratio. This is advantageous since they depend on there surface to allow as much oxygen as possible to diffuse through. Therefore, the correct answer would be something like this : Since alveoli's have a large surface area to volume ratio, it oxygen to diffuse through. More oxygen can be absorbed. If the alveoli had a smaller surface area to volume ratio, it would be very difficult for oxygen to diffuse through. Therefore, it is advantageous for the alveoli to be small in volume, but great in surface area.


The sustance that reduces surface tensin in the alveoli is?

Surfactant is a substance which lines the inside of alveoli. It is composed of a phospholipid bilayer, which have hydrophyllic and hydrophobic properties. This allows it to reduce surface tension.