1. The Nervous System AO1 Flashcards Preview

(2) Psychology - Biopsychology✅ > 1. The Nervous System AO1 > Flashcards

Flashcards in 1. The Nervous System AO1 Deck (14)
Loading flashcards...
1
Q

What is the nervous system?

A

A specialised network of cells and our primary communication system

2
Q

What are the nervous systems two main functions?

A
  1. To collect, process and respond to information in the environment
  2. To coordinate the working of different organs and cells in the body
3
Q

What is the NS split into?

A
  1. Central nervous system

2. Peripheral nervous system

4
Q

What is the CNS made up of?

A

The brain and the spinal cord.

5
Q

What is the role of the brain

A

It is the centre of all conscious awareness

6
Q

What is the outer layer of the brain called?

A

Cerebral cortex

7
Q

What is the cerebral cortex?

A

Highly developed in humans and is what distinguishes our higher mental functions from those of animals

8
Q

What is the spinal cord?

A

An extension of the brain and is responsible for reflex actions

9
Q

What does the CNS do?

A

Passes messages to and from the brain and connects nerves to the peripheral nervous system

10
Q

What does the PSN do?

A

Transmits messages via millions of neutrons to form the nervous system

11
Q

What is the PNS subdivided into?

A
  1. Autonomic nervous system

2. Somatic nervous system

12
Q

What does the ANS do?

A

Governs visual functions in the body such as breathing, heart rate, digestion, sexual arousal and stress responses

13
Q

What does the SNS do?

A

Controls muscle movement and receives information from sensory receptors

14
Q

Outline the order of the CNS

A

Human nervous system:

    1. PNS                                      2. CNS 1A. ANS      1B. SNS                2A. Brain       2B. Spinal Cord