Chapter 12: The Nervous System

Question 1

Part of the central nervous system, protected by the skull

Answer 1

Brain

Question 2

Part of the central nervous system, protected by spine, responsible for reflexes

Answer 2

Spinal Cord

Question 3

Bone structure that protects the Brain

Answer 3

Skull

Question 4

Fluid that surrounds the brain to prevent it from hitting the sides of the skull

Answer 4

Meninges

Question 5

Fluid that surrounds the spinal cord inside of the spine

Answer 5

Cerebrospinal Fluid

Question 6

One of the two main sections of peripheral nervous system, the one you do not control

Answer 6

Autonomic Nervous System

Question 7

Part of the autonomic nervous system that brings you up

Answer 7

Sympathetic Nervous System

Question 8

Part of the autonomic nervous system that brings you down

Answer 8

Parasympathetic Nervous System

Question 9

One of the two main sections of the peripheral nervous system, this is the one you control (aside from reflexes)

Answer 9

Somatic Nervous System

Question 10

Receptors on the outside of the body, used to pick up on things (senses)

Answer 10

Sensory Receptors

Question 11

Name for something that causes movement or something to happen

Answer 11

Effectors

Question 12

Parts the stick off the front of a neuron to capture signals

Answer 12

Dendrites

Question 13

Part of a neuron that contains the nucleus

Answer 13

Cell Body

Question 14

The “tail of a neuron”

Answer 14

Axon

Question 15

End of the axon with little fibres that stick off to synapse with other dendrites

Answer 15

Axon Terminal

Question 16

Protective cells that surround the cells on the axon

Answer 16

Schwann Cells

Question 17

The level of action that must be crossed in order for a reaction to occur

Answer 17

Threshold

Question 18

A type of response where everything happens or nothing happens

Answer 18

All or none response

Question 19

The path by which a reflex goes from the receptor back to the effector

Answer 19

Reflex Arc