BP- Nervous system

Question 1

What are the four main areas of the brain?

Answer 1

Cerebrum, cerebrellum, diencephalon, brain stem

Question 2

What is the nervous system divided into?

Answer 2

Central and peripheral nervous system

Question 3

What is the cerebrum responsible for?

Answer 3

Movement, problem solving, speech

Question 4

What is the cerebellum responsible for?

Answer 4

Responsible for motor skills and coordination

Question 5

What is the diencephalon responsible for?

Answer 5

• It contains the thalamus and hypothalamus.

- Responsible for regulating body temperature, stress response and eating

Question 6

What is the brain stem responsible for?

Answer 6

• Regulates breathing and heart rate

Question 7

What does the central nervous system consist of?

Answer 7

The brain and spinal cord

Question 8

What does the peripheral nervous system consist of?

Answer 8

• It consists of the nervous system throughout the rest of the body.
• Transmits messages via the neurons to and from CNS.

Question 9

What are the two divisions of the PNS?

Answer 9

• The somatic nervous system

- The autonomic nervous system

Question 10

What does the somatic nervous system do?

Answer 10

• Controls muscle movement
• under conscious control
• Transmits and receives messages from receptor cells

Question 11

What does the autonomic nervous system do?

Answer 11

• It is controlled by the brain stem.

- It is automatic and unconscious. controls vital functions like heart rate, breathing and digestion

Question 12

What are the two divisions of ANS?

Answer 12

1) Sympathetic nervous system

2) Parasympathetic nervous system

Question 13

What does the sympathetic nervous system do?

Answer 13

• Activated when a person is stressed.
• Increases heart rate and breathing
• Stops digestion
• Salivation reduces
• Pupils dilate
• Fight/flight response begins

Question 14

What does the parasympathetic nervous system do?

Answer 14

• Activated when a person is relaxing.
• Heart rate and breathing reduce.
• Digestion starts
• Salivation increases
• Pupils constrict
• Body relaxes