Med Sci 2 Nervous System Review

What is the primary function of the parasympathetic nervous system?

• To control stress responses

• To manage voluntary movements

• To facilitate rest and bring the body back to homeostasis

• To enhance reflex actions

Tags

NGSS.HS-LS1-3

How many pairs of cranial nerves are there?

• 12 pairs

• 31 pairs

• 10 pairs

• 15 pairs

Which part of the nervous system controls voluntary movements and is involved in reflex actions without the CNS?

• Central Nervous System

• Autonomic Nervous System

• Parasympathetic Nervous System

• Somatic Nervous System

What is the role of the sympathetic nervous system as described in the material?

• To promote peace and relaxation

• To handle fight or flight responses

• To control digestion

• To manage sensory information

What is the main function of the Central Nervous System (CNS)?

• To pump blood throughout the body

• To coordinate and integrate the body's activities

• To filter blood

• To produce hormones

Tags

NGSS.HS-LS1-3

Which components make up the Central Nervous System?

• Heart and lungs

• Brain and spinal cord

• Liver and kidneys

• Pancreas and spleen

What type of information does the CNS receive and integrate?

• Emotional responses

• Sensory information

• Digestive processes

• Respiratory rates

Tags

NGSS.HS-LS1-3

What is the role of the CNS in relation to motor impulses?

• It digests motor impulses

• It ignores motor impulses

• It sends motor impulses to the body

• It stores motor impulses

What is the primary function of dendrites in a neuron?

• To carry messages away from the cell body

• To protect the axon with myelin

• To carry messages to the cell body

• To speed up the transmission of the impulse

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

• To produce dendrites

• To speed up the transmission of the impulse

• To carry messages to the cell body

• To receive messages from other neurons