27-28

What is the primary function of the nervous system?

• Circulates blood throughout the body

• Detects impulses from the senses; control center

• Breaks down food for energy

• Provides structural support to the body

Tags

NGSS.HS-LS1-3

Which organ is responsible for controlling the nervous system?

• Lungs

• Brain

• Kidneys

• Pancreas

Which of the following is NOT a function of the nervous system?

• Detects impulses from the senses

• Acts as a control center

• Circulates blood

• Coordinates body activities

Which system is responsible for detecting impulses from the senses?

• Digestive system

• Nervous system

• Respiratory system

• Circulatory system

Where do cranial nerves originate?

• In the brain

• In the spinal cord

• In the peripheral nerves

• In the autonomic ganglia

Which division is used in emergency situations?

• Parasympathetic Division

• Somatic Nervous System

• Sympathetic Division

• Sensory (Afferent) Division

What does the Parasympathetic Division do?

• Increases heart rate

• Reduces sympathetic response and provides resting functions

• Controls voluntary muscle movements

• Sends impulses from the CNS to the muscles

Tags

NGSS.HS-LS1-3

What are the two major types of nerve cells?

• Neurons and Neuroglia

• Axons and Dendrites

• Synapses and Axons

• Myelin and Synapses

What percentage of nerve cells do neurons make up?

• 10%

• 50%

• 90%

• 75%

What is the function of dendrites in a neuron?

• Transmit nerve impulses

• Receive signals from other neurons

• Store genetic information

• Produce energy