Flocabulary | Neurons Read & Respond

Based on the passage, the three main kinds of neurons

• are found only in the skin, eyes, nose, tongue, and ears

• do not have a nucleus

• have different kinds of cells

• all carry messages

According to the passage, what do dendrites do?

• They convert electrical signals into chemicals

• They act as the control center for the neuron

• They bring signals into the soma

• They receive signals from the soma

What does the word "insulates" mean in the passage?

• covers and protects

• takes away

• speaks to

• opens and closes

Based on the passage, what happens in the synapses?

• Electrical signals move from one neuron to the next.

• The axons of one neuron touch the dendrites of another.

• Chemical signals move from neuron to the next

• Neurons usually lose their power

Based on the passage, how is a neurotransmitter different from an action potential?

• Neurotransmitters do not carry neural messages, but an action potential does

• Neurotransmitters are chemical, and an action potential is electric

• Neurotransmitters carry signals inside the neuron, and an action potential carries signals between neurons

• Neurotransmitters are "all-or-none", but an action potential can fire halfway

Which of the following would be the best title for this passage?

• The Nervous System

• The Brain

• Chemical Messengers

• Serotonin

What is the meaning of the "fire" in the passage?

• send messages

• bake

• supply with fuel

• burn