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lesya [120]
3 years ago
14

Explain why it is correct to say that the air and good passages cross in the pharynx?

Biology
1 answer:
Verdich [7]3 years ago
6 0
Air must pass from the back to the front of the pharynx to enter the trachea and food must pass from the front to the back of the esophagus
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Gelneren [198K]

Answer:

this doesnt make sense please look over your question and correct the wording

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3 years ago
In contrast to bryophytes, in vascular plants the dominant stage of the life cycle is the __________.
mihalych1998 [28]
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How many words can you make out of the letters in scientific method
rodikova [14]
The answer to this question is:

How many words can you make out of the letters in scientific method?
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5 0
3 years ago
The large flat muscle that moves up and down and alters the volume of the chest cavity is the
Shkiper50 [21]
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4 0
3 years ago
What is the electrical pathway of the heart, in order? NOTE- this includes pacemaker and conduction components.
s2008m [1.1K]

Answer:

The correct answer will be option A.

Explanation:

The electrical impulses are generated in the sino-atrial node or SA node, a mass of cells which generates impulse in the upper atrium.  

This electrical impulse transmits from the sino-atrial node to the atrio-ventricular node in the lower portion of the upper atrium through the internodal pathway- the pathway composed of atrial cells.

Once the impulse reaches the AV node, it is transferred to the ventricular portion of the heart through Bundle of His presence in the ventricular septum. This bundle of his divides into left and right ventricles through bundle branches and stimulates both the ventricles.

Thus, option-A is the correct answer.

4 0
3 years ago
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