Nervous & Circulatory System Test Review

Neurons are most important to the:

• Nervous System
• Skeletal System
• Digestive System
• Integumentary System

What part of a neuron is adapted to receiving a signal or detecting changes in the environment?

• The axon terminals.
• The nodes of Ranvier.
• The cell body.
• The axon.

What is the function of the myelin sheath?

• To help a neuron release neurotransmitters
• To make a neuron more receptive to receiving signals from other nerve cells
• To speed up the transmission of a signal from the cell body to the axon terminals
• To slow down the transmission of a signal from the cell body to the axon terminals

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

Where in your body might you find sensory neurons?

• Inside your muscles
• Inside your mouth
• Inside your brain
• Inside your stomach

In the neuron pictured what part is D pointing toward?

• Dendrites
• Myeline Sheath
• Axon Terminals
• Axon

What part of the brain controls coordinates learning and judgment?

• The cerebellum
• The cerebrum
• The brain stem
• The pituitary gland

What part of the brain controls heart rate, blood pressure and respiration rate?

• The corpus callosum
• The cerebrum
• The brain stem
• The thalamus

What part of the brain connects the nervous system to the endocrine system?

• The brain stem
• The spinal cord
• The hypothalmus
• The corpus callosum

Your brain stem controls involuntary functions, like your heartbeat. What else is an involuntary function?

• Playing sports
• walking
• thinking
• breathing