Chp 9.1-QUIZS Neurons and Their Functions

Liam is studying biology and learns that networks of connected cells that make up the nervous system are called ________________

• Neurons

• Cell bodies

• Nucleus

• Axons

In a classroom experiment, Abigail and Aiden are learning about cells that are specialized to transmit messages. Which type of cells are they studying?

• Autonomic

• Neuroglia

• Neurons

• Somatic

Anika is learning about how messages travel in the nervous system. When messages travel creating an electrical impulse, it moves through the...

• cell body

• nucleus

• axon

• myelin sheath

• Dendrites

• Axon Terminals

• Myelin Sheath

• nuclei

What does the neuron's Myelin Sheath do?

• Controls the actions of the neuron

• Produces food for the neuron

• Carries information from the cell body to other neurons

• Surrounds and insulates the axon

• Nucleus

• Cell Body

• Axon

• Node of Ranvier

• Nucleus

• Cell Body

• Axon

• Node of Ranvier

• Dendrites

• Axon Terminals

• Myelin Sheath

• Schwann Cells

• Nucleus

• Cell Body

• Axon

• Node of Ranvier

During a science class, Samuel and Hannah are discussing how messages are sent in the brain. What role do neurotransmitters play at a synapse?

• They generate electrical signals

• They form the physical structure of synapses

• They transmit signals between neurons

• They provide energy to neurons