Nervous System
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This nerve controls taste
What is Glossopharyngeal?
This nerve can be impacted by seasickness
What is the Vestibulocochlear nerve?
Found at the end of the axon
Axon terminals / synaptic end bulbs
what is faster, a continuous conduction or a saltatory conduction?
Saltatory
What are the three basic functional classes of nerves?
Sensory neurons, Motor neurons, and Interneurons
2 subdivisions of the PNS
Autonomic and somatic
Progressive destruction of the myelin sheath
What is Multiple Sclerosis
True or false: some neurotransmitters are also considered hormones.
true
Someone is paralyzed from the waist down
What is Paraplegic?
Amyotrophic Lateral Sclerosis
What is Lou Gehrig's Disease
Two subdivisions of the Autonomic Nervous System
What is Parasympathetic Division- "rest and digest" and Sympathetic "Fight of Flight"
three parts of a neuron
1- cell body (soma) 2- dendrites 3- axon 4- myelin sheaths 5- axon terminals 6- nodes of ranvier
All are parts of the cerebrum
What are the Frontal, Parietal, Temporal and the occipital Lobes
true or false: once a neuron begins its action potential it cannot fire again until it resets.
True
Afferent means _________ Efferent means _________
Afferent=takes info from receptors to CNS
Efferent=takes info from CNS to PNS
The central nervous system is made of these organs
brain and spinal cord
what does an axon terminal hold?
neurotransmitters
A motor neuron that carries signals away from the brain
What is a Efferent Nerve
This nerve controls the heart and digestive tract
What is the Vagus Nerve
Fight or Flight
What is the Autonomic/Sympathetic Nervous System
An action potential travels along this
A neuron's axon
This disorder can be initiated by abnormal electrical discharges from neurons of the brain
What is Epilepsy?
what is the gap btw myelin sheaths on the axon called?
nodes of ranvier
A nervous disorder in which there would be symptoms of memory loss, forgetfulness, moodiness, and aggressiveness
What is Alzheimer’s
Cerebral hemispheres are divided by the _________________ and connected
by the _________________
What are the Longitudinal fissure and the Corpus callosum