Brain injury is called the _________ because some deficits cannot be seen correct answers silent
epidemic
Are brain cells replaced when they die? correct answers No
Closed head injuries can be classified as what 2 things? correct answers focal or diffuse
Open head injuries are primary classified as_______ correct answers focal
_____ can cause brain lacerations, contusions, or intracerebral hemorrhage correct answers
closed injuries
___ injuries are considered non-impact injuries, including deceleration-acceleration forces
correct answers traumatic intertial
Traumatic inertial injuries are primary_______ correct answers diffuse
____ is when intertial forces cause axons to bend /stretch or tear correct answers diffuse axonal
injiry (multi-focal)
What are examples or non traumatic injuries correct answers loack of oxygen, lack of nustrients
to nerve calls, exposure to toxins, pressure from tumor or blockage, neuro disorder
____ is rate or range of occurence correct answers incidence
____ is the number of people with a given condition at a specific point in time correct answers
prevalence
TBI is a contributing factor to how may injury0related deaths n the US? correct answers one
third
What percentage of TBIS are concussion or mild TBIs? correct answers 75%
Of the 2.5 million people who sustain TBIS in 2010, how many died? correct answers 2%
11- hospitilized
87% ER visits
after sustaining 1st TBI, how much does risk ofr second occur? correct answers 3x greater
Which age groups have highest rate of falls causing TBI correct answers 0-4 and above 75
(greatest number of ER visits related to TBI is because of falls
,Which are the most likely groups to sustain a TBI correct answers 15-19,
20-24
over 65
which group has highest rate of TBI RELATED hospitlization and death correct answers 75 and
older
30% of all TBIs annualy occur in which age group> correct answers 0-14
71% of all sprt/recreation related TBI ER visits were amon males and person of what age group?
correct answers 10-19
What three populations are at risk correct answers ?
Can acquired brain injuries be hereditary congenital degenerative or induced by birth trauma
correct answers No
What is a results in a change in your Neuronal activity affecting physical integrity the metabolic
activity or the functional ability of nerve cells? correct answers NeuronalAcquired brain injury
What two general things can cause an acquired brain injury correct answers External physical
forces and internal insults
Brain contusion's brain lacerations intracerebral hemorrhage is in diffuse axonal injury's are all
examples of what type of brain injury correct answers Closed brain injuries
Epidural hematoma's sub dural hematoma's intracerebral hemorrhage is in infections are all
examples of what kind of correct answers Primarily focal open head injury
Gunshots and stabbings are examples of what kind of brain injury correct answers Open acquired
brain injury
Blast related injuries assaults falls vehicle killer in sports accidents are often what type of brain
injury correct answers Closed acquired brain injury
What kind of brain injury that results in penetrating school fracture or meninges breaches what
type of acquired brain injury correct answers Open acquired brain injury
Open acquired brain injuries are primarily what correct answers Primarily focal
Dramatic a Nirschl brain injuries are primarily diffuse or what correct answers Multifocal
Which types of brain injuries can be both vocal or diffuse correct answers Close head injuries
and non-traumatic head injury's
,Severe reductions in blood flow and hemorrhage is due to clotting or examples of what type of
brain injury correct answers Non-traumatic or resulting from internal insult
White matter lesions and hemorrhages can be examples of what type of brain injury correct
answers Non-traumatic brain injury
stroke neurotoxic poisoning hypoxia ischemia infection in tumors are all examples of what type
of brain injury correct answers Non-traumatic
What type of brain injury is noncontact injury that involves the brain moving within the skull
correct answers Rotational angular forces lead to Trumatic inertial brain injuries
Falls vehicle accidents and sports accidents can be what type of three types of brain injuries
correct answers Closed open and inertial
What is an alteration in brain function or other evidence of brain pathology caused by an external
force correct answers Traumatic brain injury
With what type of brain injury is the head struck by an object or an object strikes the head
resulting in either closed or open injury correct answers TBI
Who contrecoup injury is caused by what type of head injury correct answers Closed head injury
Ecu contrecoup affects causes focal lesions in which lobes of the brain correct answers Frontal
and Occipial
What can be a secondary factor in open head injuries correct answers Infection Q
contrecoup injuries are acceleration deceleration injuries correct answers Traumatic inertial
injuries
Falls assaults motor vehicle accidents gunshot wound's workplace injuries child abuse military
actions all cause what type of brain injury correct answers TBI
Seizure disorders electrical shock tumors metabolic disorders lack of oxygen oxygen to the brain
cause what type of brain injury correct answers Non-traumatic brain injury
What are some examples of a secondary brain injury correct answers Release of excitatory amino
acid, oxidative free radical production, and disruption of neurotransmitters
Hypoxia anemia metabolic abnormalities hydrocephalus intracranial hypertension and
hemorrhagicum activity are all examples of what type of brain injury correct answers Secondary
Describe the loss of consciousness experienced in a mild TBI correct answers Either in brief or
no loss of consciousness
, Moderate TBI's are marked by what length of unconsciousness correct answers Up to 24 hours
Which type of brain injury is marked by period of loss of consciousness of 24 hours or greater
correct answers Severe TBI
What is defined as a trauma induced alteration in mental status correct answers Concussion
Does concussion always involve a loss of consciousness correct answers No
Are most concussions treated in the hospital correct answers No can often be not diagnosed or
under diagnosed
What are four reasons it's important to understand the epidemiology of brain injury correct
answers Prevent brain injuries, develop training programs, pass legislation, improve quality of
care
TBI is a contributing factor to what percentage of deaths in the US correct answers 30.5%
75% of TBI's that occur each year what type of TBI correct answers Mild
How many people are estimated to sustain a TBI yearly correct answers 2.5 million
what percentage of people die from TBI's correct answers 3%
What percentage of people go to the emergency department for a TBI correct answers 81%
What is the second most prevalent prevalent disability in the US correct answers TBI brain
injury
How many Americans are estimated to be living with brain injuries correct answers 13.5 million
or 4.5%
Did rates of TBI increase from 2001 through 2010 correct answers Yes
Did rates of death related to TBI go up or down correct answers Down from 2001 to 2010
What is the most prevalent disability in the US correct answers Depression
What are six examples of risk factors for brain injury correct answers Severity age alcohol
domestic violence military sports
After an initial brain injury how much more is the risk for a second injury correct answers Three
times greater
After a second brain injury how much is the risk for a third injury correct answers Eight times
greater