Final Exam Flashcards

(99 cards)

1
Q

What are the ASA Levels?

A

ASA I- Normal Healthy patient
ASA II- Mild systemic disease or a risk factor for systemic disease
ASA III- Severe systemic disease with some functional limitation
ASA IV- Severe systemic disease that is a constant threat to life
ASA V- Moribund patient, who is not expected to survive without operation
ASA VI- Decleared brain-dead

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2
Q

What is the Role structure within a emergency?

A

P1- Clinician: Stays with patient, performs emergency procedure
P2- check time at the start of an emergency, bring o2 and prepare it, assits with vitals, prepare drugs
P3- Summon faculty and await instruction to call 3-3333, record data on record, assist as needed, relieve others in CPR

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3
Q

A student next to your operatory unit informs you that there is a medical emergency and you are designated as Person #2 in an emergency team response. Another student is designated as Person #3. You excuse yourself from your patient and approach the scene. What are the appropriate next steps

A

Check the time at the start of an emergency

Wait for Person #1’s specific instructions

Be ready to bring oxygen apparatus and Emergency Cart (AED, emergency kit, record of emergency form, wrist blood pressure cuff)

Assist with vitals

If necessary, be the second person role in a two-people CPR response

If necessary, prepare drugs

Call 911 prior to Person’s #1 instructions or faculty arrival

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4
Q

What are the appropriate steps if your patient is having a medical emergency ?

A
  • Stay with the patient
  • Inform the nearest faculty member or students that there is an emergency
  • Designate team members 2 and 3
  • Let the faculty know the operatory unit number if appropriate
  • Reposition patient as necessary
  • Evaluate vital signs.

(All of the above )

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5
Q

What is the rate for pulse?

A

(30 seconds then multipy by 2)
Normal is 60-80 BPM
Active: 40-60 BPM
+/- 1

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6
Q

What is the respiration rate?

A

Normal is 12-20
Newborns is 40-50

Kussmaul if more than 20

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7
Q

What is the rate for temperature?

A

Normal 98.6 F +/- 1

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8
Q

What is the rate for Blood Pressure?

A
  • Normal- 120/80
  • Elevated- 120-129/ 80
  • High Blood Pressure Stage 1: 130-139 or 80-89
  • High Blood Pressure Stage 2: 140-higher or 90-higher
  • Hypertensive crisis: Higher than 180/ or higher than 120
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9
Q

What are the basic 7 emergency medications?

A
  1. Epinephrine 1:1000
  2. diphenhydramine (injection)
  3. Nitroglycerin
  4. Oxygen
  5. Asprin (1- 35mg)
  6. Albuterol
  7. Glucose
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10
Q

Identify the medicatiions in a Emergency Kit

A

A, B, M- Epinephrine
C- Diphenhydramine
D- ammonia inhalants
F- Nitroglycerin
E- Glucose
G- Naloxone
H- Albuterol
J- Diphenhydramine

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11
Q

Aspirin may reduce overall mortality from MI with the recommended dose 162-325 mg. However, it can have an adverse effect for an hemorrhagic stroke

A

True

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12
Q

If a patient who has diabetes skips a meal and their vitals are 110/70 and pulse 100. then becomes disoriented and unconscious what is not an appropriate response?

A

DO NOT put glucose in a patient mouth if they are unconscious

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13
Q

Where is the most effective injection route for anaphylaxis?

A

thigh

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14
Q

What are the indications and contraindications for epinephrine?

A

Indications: alaphylaxis and severe asthma attack
Contraindications: Ischemic heart disease or severe hypertension

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15
Q

Half of dental medical emergencies happen during/after?

A

Local anesthetic administration

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16
Q

What should you ask a patient who has a history of asthma?

A

Severity
Frequency
Triggers

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17
Q

What is the time for brain damage or coma ?

A

10 minutes

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18
Q

What are the two most important equipment needed in a medical emergency?

A

AED and Oxygen

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19
Q

What can prevent an emergency within a dental office?

A
  • Accurate medical history taking
  • Taking and recording vital signs
  • Reviewing medical history (hx) of a returning patient before the appointment
  • Updating medical hx change
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20
Q

75% of diabetics die from some form of CAD or complication?

A

True

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21
Q

Diabetes may suffer silent myocardial infraction?

A

True

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22
Q

What is the difference between Stable and unstable Angina?

A

Stable angina- responds to nitroglycerine, and if there has been no change within the passed 60days

Unstable angina- Does not respond to medications, Pt at high risk for MI and vascononstrictor contraindicated

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23
Q

What is variant angina?

A

occurs spontaneously while the person is at rest and at odd hours of the day or night.
Low risk for CAD

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24
Q

How is unstable angina different from stable angina?

A
  • Symptoms of unstable is longer
  • ASA level
  • Unstable may occur for no reason
  • intensity of unstable may be more acute
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25
What are the risk factors for Coronary Artery Disease?
* Tobacco * Physical inactivity * Gender * Heredity * Age * Obesity * High BP * High cholesterol
26
What is acute myocardial infraction (AMI)
* Necrosis of a portion of the myocardium due to total or partial occlusion of coronary artery. * Can lead to cardiac arrest
27
What is Cardiac Dysrhytmia?
may occur after MI adn is a high risk for death
28
What are the signs and Symptoms of AMI?
Chest pain longer than 20 min Pain going to arms shoulders jaw or back women show different symptoms: atypical discomfor, upper abdominal pain, short breath and fatigue
29
What are the risk factors for CVA?
* Diabeteics * Oral ceontraceptives * Carotid bruit * Familial history * Menopause due to estrogen changes
30
What are the two main causes of heart failure?
MI and Hyertension
31
What can Heart Failure lead to ?
Pulmonary edema
32
What are the treatment for heart failure?
Smoking cessation Exercise Weight loss limit consumption of caffeine, salt and alcohol reduce stress Drug therapy: ACE inhib, diruectics, vasodilator, beta blockers and calcium channel blockers
33
What is a major red flag for patient with HF?
Swelling in feet and ankles Weight agin of three pounds over seven days with edema
34
What is acute pulmonary edema?
* Most dramatic life-threatening symptom of left HF * inhibits lung expansion
35
What causes Acute pulmonary edema?
Stress Infection Failure to take meds Meal high in sodium
36
What are signs of acute pulmonary edema?
* gasping for air
37
What to watch out for with a patient who has Acute pulmonary edema and his on oxygen?
If the patient is complains of suffication from use of non-rebreather mask a nasal cannula can be used at the rate of 2-5l.
38
What are the parts of the regulator and its function?
__4__ This is where you connect a oxygen delivery device such as a nasal cannula to the oxygen tank apparatus __2__ Allows the oxygen to flow out of the green oxygen tank to the regulator __1__ Regulates the flow of the oxygen. E.g.) This allows you to increase the oxygen from 4L to 6L per minute
39
What are the different typesof delivery devices in dental office?
Nasal cannula None-rebreathing face mask Bag mask
40
What is syncope?
* Sudden transient loss of consciousness and postural tone with spontaneous recovery * Most Common medical emergency in the dental office * Occurs during local anesthetics administration
41
What should not be used if a patient has syncope?
Ammonia inhalant
42
When is shock produced?
When cardiovascular pulmonary system fails
43
What are the the stages of shock?
Inital Compensatory- body performs physiological adaptations in an attempt to overcome shock. Progressive - 2nd stage failed, vital organs compromised Refractory- Organ failure
44
What are the different types of shock?
* Hypovolemic shock (most common) * Cardiogenic * Distributive * Obstructive
45
What is correct about shock?
* Can lead to death * associated with excessive venous returns * involves vasodilation * Cells in the body become depreived of oxygen * patient suffers from hypertension
46
What should you do in a hyperventilation medical emergency?
* Work with patient to control rate of respirations * Asking pateint to breathe into his cupped hands * The patient suffers from decrease carbon dioxide
47
What is a misconception for hyperventilation
Do not use a paper bag due to risk of CA DO not use oxygen
48
What are the signs and symptoms of an obstructive airway?
Partiially * Coughing * Cyanosis * Placing hands in throat area * Wheexing * Dyspnea * Anxious * Fearful Complete * distress * grip throat * cyanosis
49
What is the treatment for an asthma attack?
* Nitrous oxide not contraindicated * local anesthetics with epinephrine may trigger attack and is not recommended * If the symptoms do not subside, contact EMS * Monitor vital signs. * Sit the patient in a comfortable position for breathing * Ask if the patient has her own bronchodilator and help self-administer * Use Epinephrine (.3 mg of 1:1,000) if bronchodilator is ineffective * Administer oxygen 4–6 liters/minute
50
What is the most concerned reaction with allergy?
* Biphasic reaction- recurance of allergy symptoms. * 1-72 hourst after treatment
51
What is the treatment for Mild allergic reaction?
* administer oral histamine blocker * Place pt in supine postion and observe for worsening symptoms * Oral diphenydramine- 25-50mg * Chlorpheniramine (less dorwsiness)
52
What is the moderate allergic reaction treatment?
* Inject diphenhydramine * Monitor VS * Oxygen * observation of pt for one hour to nsure signs and symptoms do not worsen
53
What is the treatment for Sever allergic reaction?
* contact EMS * Epinephrine .3ml in thigh - repeat 5 montes if no improvement * Supine postion, legs elevated * Monitor vitals * Oxygen * administer steroid * Administer histamine blocker * Monitor pt for biphasic reaction * refer to ED
54
What are the descriptons for Mild Allergic Reaction?
* Some edema of the lips, but the patients blood pressure, pulse rate and respirations are still within normal range * intramuscular injection of diphenhydramine
55
What are the descriptons for Moderate Allergic Reaction?
* Oral Benadryl or chlorpheniramine * Slight redness or itching
56
What are the descriptons for severe Allergic Reaction?
Dyspena, hypotension, laryngeal edema Epinephrine
57
What is gestational diabetes?
Glucose intolerance with inital onset during pregnancy
58
What are the HBA1C ranges?
Normal: 5.7 Prediabetes: 5.7-6.4 Diabetes 6.4
59
What is the most common medication for diabetes?
Metformin
60
Type 1 diabetes is?
absolute lack of insulin
61
Diabetic ketoacidosis is?
Hyperglycemic, kussmaul breathing fruity odor
62
What is HHNKS?
Hyperglycemic, not aciotic
63
If HBA1C levels are high what is the patient at risk for ?
compromised wound healing
64
What are the complications of diabetes?
Blindness Increased risk of amputation Increased risk of MI Periodontal disease Delay wound healing Kidney failure Increased risk of CVA
65
What is the treatment for a conscious patient with sever hypoglycemia?
Monitor Vital Sign Eat/drink 15-20 g of sugar Determine need for additional sugar intake 10-15 minutes after the first 15-20 g of sugar consumption
66
What is thyroxine?
* increase respiration * increases cellular metabolism * increased body temp * stimulates gastrointestinal activity * stimulates heart activity
67
What are the signs and symptoms of thyroid storm?
* Exaggeration of hyperthyroid symptoms * Fever * Diaphoresis * CNS
68
What is hypothyroidism ?
not enough hormone, sever form is myoedema Treatment: levothyroxine
69
What is hyperthyroidism?
too much hormoe produced, ASSOCIATED with graves disease treatment: antithyroid medications
70
What are the two types of thyroid emergencies ?
Myxedema coma Thyroid storm
71
What is myxedema?
* occurs in winter months * defieciency in thyroid hormone * Bradycardia
72
What is thyroid strom?
* Patient may have fever * Body temp too high and responder needs to lower body temp * Contraindicated is asprin * Tachycardia, elevated BP, hyperthermia
73
Hypothermia is ?
temp lower than 95
74
What is adrenal crisis?
body severly lacking cortisol associated with addisons disease Signs: weakness, dizziness, nausea and abdominal pain , dehydration and hypotension
75
What is the rule of twos for adrenal crisis?
More than 20 mg cortisone (amount) Two weeks ( length of treatment) within 2 years (lenght of removal)
76
What are possible causes of an episode of severe cortisol deficiency?
Addison disease stressful situations and history of steroid therapy illness or infections
77
What is the difference between seizure and epilepsy ?
Seizure- Generally a short change in normal brain activity Epilepsy - A disorder of the brain
78
What are the order of the phases of generalized tonic-clonic seizures?
1. Aura 2. Preictal 3. Ictal 4. Postictal
79
What is a preventive strategies for an appointment with a patient with a seizure history
* Ask about the severity, duration and the length of time since last seizure * Consider using mouth prop * Advise patient to let him/her know if they feel onset of seizure
80
During a grand mal seizure what should you do?
* Be ready to respond to CNS and respiratory depression and airway obstruction * Time the seizure. * Prevent the patient falling from a dental chair * Monitor vital signs * Clear the area around the person of anything hard or sharp * If the seizure lasts more than 5 minutes consider calling campus to request EMS * Administer O2 4-6 liters/minute
81
What are the descriptions for tonic-clonic seizures?
Aura- Unusal tastes, visual disturbances lasting few seconds. Preictal- PT losses consciousness Ictal- Muscular contractions and relaxation, foaming at mouth Postictal- PT stop moving may wake up and CNS and respiratory depression which lead to airway obstruction can occur
82
If a patient complaints about hot and cold sensitivity what could be the possible cause ?
Possible postoperative sensitivity Recent tooth restoration that interferes with the occlusion Deep restoration near the pulp
83
What are some desensitizing agents?
Arginine and calcium carbonate Stannous Fluoride (SnF2) Dipotassium oxalate Sodium Fluoride (NaF) Casein phosphopeptides (CPP)
84
What are natural desensitizing agents?
* Smear layer * Tertiary Dentin * Secondary Dentin * Calculus
85
If a patient comes in and complains about pain what are some actions that should be taken to identify the source?
* Pulp test erupted upper right posterior teeth * Ask patient questions such as onset, duration, stimuli and relieving factors * Update the medical history * Take a panoramic image to get the up-to-date radiograph * Ask whether the patient if that they nasal / sinus problems
86
Define the locations of a anterior and posterior bleeds
* Anterior bleeds: Often due to childs digital manipulation and within the Kisselbachs plexus * Posterior: PRofused and dark red often bilateral * Common in genriatic population
87
What medications are given for partial seizures and blood thinners
* Partial seizure: Topiramate * Blood thinners: Eliquis Xarelto Plavix
88
What is the difference between warfin and heparin?
Warfin: INR 3, last longer Heparin: Reduces blood clotting immediately, short acting
89
What are some postsurgical instructions for excessive bleeding?
No exercise 12–24 hours * Lie down with head elevated for several hours. * Place gauze over socket and apply pressure for two hours. * Can use wet tea bag wrapped in gauze and bite on it * Tannic acid provides clotting. * Oozing blood for 12 hours normal; but steady flow not normal.
90
What are three possible reasons why the patient has excessive bleeding?
1. Taking herbal medications such as gingki biloba 2. Patient is taking blood thinners 3. Patient has von willibrands disease
91
Epilepsy are more common in neurological disorders in?
Pediatrics
92
What is status epilepticus?
* Continuous GTCS or repetitive * recurrence * Life threatening * May persist for hours or days * Mortality 3–23% * Temperature may rise to 106°F.
93
What are some hydrodynamic therapy for dental hypersenitivity?
* transmission of outside stimuli causes fluid movement within dental tubules * Hypersenstivity grester number of widened dentinl tubules * stimuli
94
What are the different types of burn?
thermal chemical electrical radiation
95
A patient using meth should not use what?
Local anesthetic with epin
96
What is the treatment for amphetamine toxicity?
Activated charcoal
97
What are the orofacial complications from cocaine?
* Vasocontriction can lead to necrosis and ischemia of nasal septum * Palatal necrosis
98
Opiates and Opiods produce what and what are two signs and symptoms?
Produces depression in CNS and a sign is hypotension, respiratiory depression and bradycardia
99
What is a treatmen for broken instrument tip?
Ask patient not to swallow or move head