Exploring Neuron Structure and Function

Which cell is considered one of the most interesting in the human body due to its role in thoughts and feelings?

• Skin cell

• Muscle cell

• Neuron

• Red blood cell

What is the main function of a neuron?

• Protecting organs

• Storing nutrients

• Transmitting signals

• Producing energy

What is the soma of a neuron?

• The insulating layer

• The body of the neuron

• The signal receiver

• The tail of the neuron

Which part of the neuron is responsible for receiving signals?

• Nucleus

• Soma

• Dendrites

• Axon

What is the axon of a neuron?

• The insulating layer

• The signal receiver

• The body of the neuron

• The tail of the neuron

How long can axons be?

• Only a few millimeters

• Up to several feet

• Only within the brain

• Always less than an inch

What is the function of the axon terminal?

• Connecting to other dendrites or tissues

• Receiving signals

• Storing nutrients

• Producing energy

What forms the myelin sheath around the axon?

• Soma

• Dendrites

• Nucleus

• Schwann cells

What are the nodes of Ranvier?

• The tail of the neuron

• The body of the neuron

• The spaces between myelin sheath

• The signal receivers

What triggers an action potential in a neuron?

• A large enough combined signal at the hillock

• The presence of Schwann cells

• The length of the axon

• The size of the soma