VCE Psychology U3 AOS1: Nervous System and Stress

This is the protective covering over the axon of a neuron that helps to increase the speed an impulse (message) is transmitted (sent)

• synapse

• dendrites

• cell body

• Myelin sheath

The nervous system uses both chemical and electrical _______ to send messages along nerves.

• impulses

• axon

• synapse

• dendrites

________ are processes directly at the spinal chord. They are quick, automatic responses to stimuli without conscious effort.

• dendrites

• synapse

• axons

• reflexes

______ _______ connect sensory and motor neurons and carry impulses between them

• nervous system

• cell body

• motor- neurons

• inter -neurons

_____ _______ carry impulses from the brain and spinal chord to muscles and glands

• cell body

• inter-neurons

• motor-neurons

• nervous system

These structures receive the neurotransmitter from previous neuron and send the message to the nucleus for processing

• central

• axon

• dendrites

• reflexes

______ are chemicals used to transmit an impulse across a synapse.

• impulse

• synapse

• axon

• Neurotransmitter

Which Nervous system is involved in increasing arousal levels to deal with a threat/stressor?

• Sympathetic

• Parasympathetic

• Somatic

• Central

What order of Nervous system structures are activated/involved when you touch a hot pan and immediately drop it.

• Somatic, Spinal Cord, Brain, Spinal Cord, Somatic

• Somatic, Spinal Cord, Somatic

• Somatic, Spinal Cord, Autonomic

• Autonomic, Spinal Cord, Autonomic

What physiological responses are not characteristic of the fight or flight response

• increased heart rate

• increased digestive rate

• goosebumps

• increased respiratory rate