CNS
The CNS is made up of
The Brain & Spinal Cord
This type of injury occurs when something enters the brain
PHI
What is a junction between two neurons is called?
A Synapse
What is another name for a stroke?
Cerebrovascular Accident
This type of dementia causes atrophy that moves from anterior to posterior
Alzheimer's
What is the largest part of the brain?
Cerebrum
TBI causes this type of damage (focal or diffuse)
What part of a neuron is specialized to receive neural impulses?
Neurotransmitters
What are the two main types of strokes?
Ischemic and Hemmorhagic
This type of dementia is associated with perserved memory and motor deficits
Lewy Body
The outter surface of the cortex is made up of this type of mater
Grey
In a CHI, this type of injury can lead to more damage than the primary injury
secondary
What cover some neurons and speeds the conduction of nerve impulses?
Myelin
This type of stroke is most common
ischemic
An accumulation of these result in dementia
plaques and tangles
Highly myelinated pathways are found just below the cortex within the
subcortex
When the brain scrapes against the skull it is called
shearing
When the voltage across the neuron membrane reaches threshold level, what moves down the axon?
An action potential
Name a symptom of a stroke
Speech, Weakness of Arm or Leg, Headache, Trouble Seeing
This type of dementia specifically impacts language
Frontotemporal dementia
The left side of the brain controls the _____ side of the body.
right/contralateral
Diffuse axonal injury is when these are twisted and broken
Added excitatory and inhibitory NTs is called the
Net effect
What is the difference between a stroke and TIA?
A stroke
The early signs of dementia include
irritability, personality changes, short term memory loss, loss of autobiographic memories, difficulty with complex reasoning