Free DANB Taking and Recording Patient Vital Signs Questions and Answers — Questions and Answers
Question 1: When taking a blood pressure reading, the first tapping sound heard through the stethoscope as the cuff deflates indicates the:
- Diastolic pressure
- Systolic pressure (Correct answer)
- Pulse pressure
- Mean arterial pressure
Correct answer: Systolic pressure
The systolic pressure is the measurement of the pressure in the arteries when the heart beats (contracts). This is recorded as the first tapping sound (Korotkoff sound) heard as the pressure in the cuff is slowly released.
Question 2: What is considered the normal range for a healthy adult's resting pulse rate?
- 40-60 beats per minute
- 60-100 beats per minute (Correct answer)
- 100-120 beats per minute
- 120-140 beats per minute
Correct answer: 60-100 beats per minute
A normal resting heart rate for adults ranges from 60 to 100 beats per minute (BPM). A rate below 60 BPM is bradycardia, and a rate above 100 BPM is tachycardia, both of which may warrant further medical evaluation.
Question 3: What is the proper technique for measuring a patient's respiration rate?
- Announce that you are now counting their breaths.
- Count the number of breaths for 15 seconds and multiply by 4.
- Observe the rise and fall of the patient's chest without their awareness. (Correct answer)
- Ask the patient to take deep, slow breaths for the count.
Correct answer: Observe the rise and fall of the patient's chest without their awareness.
To get an accurate resting respiration rate, it should be measured without the patient's knowledge, as awareness can cause them to alter their normal breathing pattern. A common technique is to continue holding the patient's wrist as if taking their pulse while discreetly counting their breaths.
Question 4: Which of the following is considered the average normal oral temperature for an adult?
- 96.6° F (35.9° C)
- 98.6° F (37° C) (Correct answer)
- 100.6° F (38.1° C)
- 99.6° F (37.6° C)
Correct answer: 98.6° F (37° C)
The widely accepted average for a normal oral body temperature is 98.6° F (37° C). However, a range from 97° F to 99° F can be considered normal, as temperature can fluctuate based on time of day, activity, and individual factors.
Question 5: The most common and convenient site for taking a patient's pulse in the dental office is the:
- Carotid artery
- Brachial artery
- Radial artery (Correct answer)
- Femoral artery
Correct answer: Radial artery
The radial artery, located on the thumb side of the wrist, is the most convenient and common site for taking a pulse in a conscious patient. It is easily accessible and provides a clear, palpable beat for an accurate count.
Question 6: The device used to measure arterial blood pressure, consisting of a cuff, gauge, and bulb, is called a:
- Stethoscope
- Pulse oximeter
- Sphygmomanometer (Correct answer)
- Thermometer
Correct answer: Sphygmomanometer
A sphygmomanometer consists of an inflatable cuff, a pressure gauge (manometer), and a bulb for inflation. It is used in conjunction with a stethoscope to measure arterial blood pressure.
Question 7: A patient's blood pressure is recorded as 142/92 mmHg. According to AHA guidelines, this reading is classified as:
- Normal
- Elevated
- Stage 1 Hypertension
- Stage 2 Hypertension (Correct answer)
Correct answer: Stage 2 Hypertension
According to the American Heart Association guidelines, Stage 2 Hypertension is defined as a systolic pressure of 140 mmHg or higher OR a diastolic pressure of 90 mmHg or higher. This patient's reading falls into that category and should be brought to the dentist's attention.
Free DANB Taking and Recording Patient Vital Signs Questions and Answers
When taking a blood pressure reading, the first tapping sound heard through the stethoscope as the cuff deflates indicates the: