BrainPop-Neurons - Jennifer Istre | Biblioteka

1

Which phrase best describes your entire nervous system?

Extensive and complex

Localized and inefficient

Unicellular and microscopic

Mindless and automatic

1

An impulse traveling through your nervous system is most similar to:

A feather floating on the breeze

A noise traveling through the air

An electric signal traveling through a series of telephone lines

A truck driving down an interstate highway

1

In what way are neurons different from other cells in your body?

Neurons don't have a nuclei; your other cells do

Neurons have cell walls, your other cells don't

Neurons have processes, your other cells don't

Neurons don't contain DNA; your other cells do

1

receive information.

1

What is the main purpose of the myelin sheaths around your neurons?

They convert chemical signals into electrical signals

They receive information from neighboring neurons

They convert electrical signals into chemical signals

They quicken the speed at which nerve impulses travel

1

Which of the following animals most closely resembles an axon?

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1

Where can you find a synapse?

Inside the nucleus of a neuron

Between a neuron's dendrite and its terminal

Between separate neurons

Surrounding the body of a neuron

1

What is the best synonym for "neurotransmitter?"

Chemical messenger

Electric signal

Impulse receptor

Muscle spasm

1

Where in your body might you find sensory neurons?

Inside your muscles

Inside your mouth

Inside your brain

Inside your stomach

1

What part of a neuron is most similar to the other cells in your body?

The terminal

The axon

The dendrite

The soma