1. A neuron fiber that sends a signal from your hand to your brain is called a _______.

Aaxon
Bcell body
Cmitochondriond
Ddendrite

  1. at approximately what age does nerve conduction achieve maximum capacity?

A5
B10
C20
D30

3.insulin is to glucagon as ______.

Awet is to dry
Bwalking is to running
Cmorning is to afternoon
Da key is to lock