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vitfil [10]
3 years ago
15

To aid inhalation, both the diaphragm and intercostal muscles are used. By expanding the thoracic cavity, the action of these mu

scles creates a space with _____ atmospheric pressure.
Biology
1 answer:
Naddika [18.5K]3 years ago
5 0

Answer: lower atmospheric pressure

Explanation:

During the inspiration process the diaphragm, and external intercostal muscles. The contraction of the diaphragm causes the increase in the size of the thoracic cavity this causes the contraction of the external intercostal muscles. As a result of this the ribs and the sternum get elevated.  

This causes the lungs to expand, and increasing the volume of the air passage. In this response the air pressure inside the lungs reduces below the air outside the body. Thus this facilitates the movement of the gases from a region of high pressure to low pressure, this way the air rushes into the lungs.

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3 0
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If you categorize humans into large groups based on physical characteristics such as facial features and hair texture, you are r
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If you categorize humans into large groups based on physical characteristics such as facial features and hair texture, you are relying on which form of categorization?

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Answer:

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7 0
3 years ago
Vitamin water contains about as many calories as a soft drink. <br> a. True <br> b. False
lana66690 [7]
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3 0
3 years ago
What are the two muscles of the iris?
sergiy2304 [10]

Answer:

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7 0
3 years ago
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