Question

Pleasee please batadooo​

Answer 1

Answer:

4.There are 31 pairs of spinal nerves (8 cervical, 12 thoracic, 5 lumbar, 5 sacral, and 1 coccygeal)

2.Blood is normally slightly basic, with a normal pH range of 7.35 to 7.45.

Explanation:

I don't you 1,3,5 no. So sorry

Answer 2

Answer:

1calicium and plasma

ph of blood is between 7.35 and 7.45

skin is cutaneous receptor

31 pairs

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