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jok3333 [9.3K]
3 years ago
15

The phrenic nerve is a branch from the __________.

Biology
1 answer:
aev [14]3 years ago
3 0

Cervical plexus is the major branch of phrenic nerve, going through the thorax to give innervation of the diaphragm. Nerve impulses from the inspiratory centre in the brain travel down it, causing contraction of the diaphragm, so that inhalation can occur.

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Answer:

No information can be inferred

Explanation:

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Chromosome number can only depict the quantity of genetic material with in an organism and hence no relationship can be established living species only on the basis of chromosome number.  

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4 years ago
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Answer:

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Explanation:

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4 years ago
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3 years ago
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