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WREB CANDIDATE GUIDE QUIZ
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WREB CANDIDATE GUIDE QUIZ
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WREB LOCAL ANESTHESIA QUESTIONS ANDANSWERS
What happens in a anaphalactic reaction - Answers-life-threatening causing
bronchospam & drop in BP
what do you do for an immediate allergic reaction - Answers-1.call 911
2.Get preloaded Epi syringe in the emergency kit and inject pen in patient's
deltoid,tongue, or lateral thigh
re-administer Epi pen in 5 minutes ONLY IF SYMPTOMS PERSIST.
Chest pain (Angio Pectoris) - Answers-patient has tight , heavy, or constricted chest
pain and may clench their fist against their chest
What to do when a patient develops Chest Pain - Answers-1.CALL 911 and position
patient so he/she is comfortable and ask if they have nitroglycerin tablets or spray on
them. If not, give two sprays of nitroglycerin(vasodilator)onto the patient's tongue.
2. Dental treatment can continue if patient and doctor are comfortable.
Note: important ; do not give spray/tablet if the patient has chest pain and feels dizzy
(means BP is dropping, or if patient took Viagra within 24hrs.
What to do if patient is experiences heart attack after chest pains, patient says they are
getting worse, patient has taken 3 doses of nitroglcerin in 5 min intervals and pain
continues,or chest pain went away and came back, or patient has no history of heart
disease or chest pain.Crushing, intense, radiating pain from chest to the stomach or to
the left side of the neck, jaw, left arm, and/or pinkie finger (tingles). Skin turns ashy gray
and patient may sweat profusley. - Answers-1. CALL 911
2. Admin. 50 % nitrous oxide & 50 % oxygen (has same effect as morphine) for pain
and delivers more oxygen to the muscles/brain
3.give two sprays of nitroglycerin on patient's tongue and have the patient CHEW 1
tablet of adult dose ASPRIN (325mg) EXCEPT if the patient is allergic to asprin, has
bleeding disorder,or gastric/peptic ulcer, Asprin prevents clot from getting bigger.
What do you do in case of cardiac arrest (uncounscious patient) - Answers-1. CALL 911
while dentist lays the patient flat in dental chaior with feet elevated.
2.Dentist checks airway via head/chin lift and checks for breathing and carotid pulse (in
groove under the and to the side of the Adam's apple)
3. Dentist gives CPR (15 chest compressions for every 2 breaths) 15:2 ratio
What do you do when a patient exhibits diabetic shock (hypoglycemia = low blod
sugar)- mental confusion, patient feels cold, sweaty, and shakey. - Answers-1. before tx
ask patient when did they take their insulin and eat last. if not recent, give patient 1/2
cup orange juice or non-diet soda wait 5 minutes, then give another 1/2 cup. After 5
minutes, give last 1/2 cup within 15 minutes sign should subside
, Unconscious Diabetic:
1.call 911 lay patient flat feet raised, check airway (head/chin lift), check breathing
(look,listen,feel) and check carotid pulse. DO CPR if not breathing/pulse) (15
compression for every 2 breaths) 15:2
2. DO NOT ADMINISTER DRUGS!
Syncope (fainting) - Answers-can occur with emotional distress (nervous. Occurs when
there is temporary decress in bloodflow to the brain dure to the sudden drop in BP,HR,of
blood volume change. Can happen with anyone, but patient usually has an underlying
medical condition like anemeia or heart disease.
What do you do if a patient has signs that they may faint : light headed, nausea, heart
palpatation - Answers-1. lay pt in dental chair with legs elevated
2. place cold, wet towel over their forehead
3. Adim oxygen and aromatic ammmonia held under patients nose to stimulate bllod
flow to the brain via movement.
Why are inhaled ammonia used in syncope
How do you administer it
Do you administer oxygen - Answers-Irratates trigeminal nerve sensory endings to
cause a reflex stimulation of the medullary respiratory and vasomotor centers.
An aromatic ammonia vaporole is crushed between the fingers and held near the
patients nose.
Administation of oxygen help prevents tissue anoxia
symptoms of syncope
How to tx syncope - Answers-beads of sweat on upper lip, weak thready pulse, cold
clamy skin, pallor and a dizzy feeling. Loss of normal vasomotor tonus produces pooling
of blood peripherally so that normal blood volumes become insuffient.
Placing patient in surpine postition & elevating the feet gives the patient a transfusion of
whole blood by utilizing forces of gravity. The head should not be more than 10 degrees
lower than the rest of the body.
types of syncope and tx - Answers-Vasovagal, Neurogenis, & Orthostatic (tx all with
high-flowing 100% oxygen)
Hyperventilation Syndrome ( oxygen is not indicated)
100% oxygen is a contraindication in patients with Chronic Obstructive Pulmonary
Disease (COPD)
What signs may a patient experiencing a Siezure (epilepsy) - Answers-Patient may
have a visual, sound, or smell aura immediately before seizure starts (so ask the patient
with seizure hx if they have a common aura or if they have taken their anti-epileptic
medication)
Siezure (epilepsy) - Answers-caused by signals in the brain are disrupted.
Grand-mal is most common type (2-3 min) the body becomes rigid and relaxes.
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