Sensory Processes Hearing and Vision and the Nervous System

Which cell relays messages from one tissue to another?

• Red Blood Cell-RBC

• White Blood Cell-WBC

• Neuron

• Tissue

Which system is responsible for the overall control of all the internal processes that occur in the body?

• muscular system

• nervous system

• digestive system

• skeletal system

What is the central nervous system (CNS) made of?

• brain and spinal cord
• brain and cranial nerves
• spinal cord and spinal nerves
• cranial nerves and spinal nerves

What is the purpose of the myelin sheath on the axon?

• To maintain temperature
• To improve conductivity
• To protect the axon
• To release neurotransmitters

What is NOT part of the peripheral nervous system (PNS)?

• axons
• sensory receptors
• spinal cord
• motor neurons

a signal molecule that transmits nerve impulses across synapses

• neuron
• neurotransmitter
• nerve
• action potential

part of a neuron that receives information from other neurons

• axon
• dendrites
• myelin sheath
• synapse

The part of the neuron that takes information away from the cell body is called a(n) _____________.

• dendrite
• axon
• cell body
• Schwann cell

These neuron processes transmit information from the sensory organs to the central nervous system

• efferent
• afferent

This part of the nervous system regulates involuntary actions such as heart function, blood pressure, breathing, digestion.

• Autonomic Nervous System
• Sensory Nervous System
• Motor Nervous System
• Peripheral Nervous System