Neurons & Synapses BSF

What is the primary function of a neuron?

• To transport oxygen in the blood

• To transmit electrical signals

• To produce hormones

• To digest food

Which part of the neuron receives incoming signals?

• Axon

• Dendrites

• Myelin sheath

• Synapse

Which of the following best describes the role of neurotransmitters?

• They are enzymes that break down food

• They are chemicals that transmit signals across a synapse

• They are cells that fight infections

• They are proteins that build muscle

What is the function of the myelin sheath in a neuron?

• To protect the neuron from pathogens

• To speed up the transmission of electrical signals

• To store neurotransmitters

• To provide nutrients to the neuron

Which part of the neuron is responsible for transmitting signals to other neurons or muscles?

• Axon

• Dendrites

• Cell body

• Nucleus

Neurons that travel toward the central nervous system are called

• sensory neurones

• motor neurones

• exit neurones

• relay neurones

What is the purpose of the nervous system?

• Control and communication of and between systems of the body.

• To let you know when you when you should feel anxious about something.

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Label the Neuron-What does the letter "H" represent?

• Schwan celln

• Axon terminal

• Axon

• Dendrite

What is the name of the blue structure

• axon terminal

• dendrite

• schwann cell

• axon

Myelin would be which color of structure?

• the red one

• the blue one

• the green one

• the purple one