RDA Recognition and Management of Medical Emergencies 4

Question 1

A patient suddenly becomes unresponsive and has no pulse. What is the correct compression-to-ventilation ratio for adult CPR performed by two rescuers?

Accepted Answer

30:2

Answer

The AHA recommends a 30:2 compression-to-ventilation ratio for adult CPR regardless of whether one or two rescuers are present.

Question 2

Which of the following is the MOST common cause of syncope in the dental office?

Accepted Answer

Vasovagal response

Answer

Vasovagal syncope (neurally mediated fainting) triggered by anxiety, pain, or fear is the most frequent medical emergency in dental settings.

Question 3

A patient with a known peanut allergy develops generalized urticaria, throat tightness, and hypotension after administration of a local anesthetic. What is the first-line treatment?

Accepted Answer

Intramuscular epinephrine 1:1000

Answer

Intramuscular epinephrine 1:1000 (0.3 mg in adults) into the anterolateral thigh is the first-line treatment for anaphylaxis.

Question 4

During a procedure, a patient with a history of asthma begins wheezing and has difficulty breathing. After stopping the procedure, the NEXT step is to:

Accepted Answer

Have the patient use their bronchodilator inhaler

Answer

For a mild to moderate asthma attack in a conscious patient, the immediate step is to administer the patient's own bronchodilator (rescue inhaler).

Question 5

A diabetic patient becomes pale, diaphoretic, and confused midway through treatment. Blood glucose is unavailable. The MOST appropriate initial action is to:

Accepted Answer

Give oral glucose such as orange juice or glucose gel

Answer

For a conscious hypoglycemic patient, oral carbohydrates (orange juice, glucose gel, candy) should be given immediately to raise blood sugar.

(RDA) Registered Dental Assistant Practice Test

(RDA) Registered Dental Assistant Practice Test

RDA Recognition and Management of Medical Emergencies 4