PCT Final Exam VCDH Latest Update 2024 (Complete
Answers).
Heat sterilization methods + temperatures - Correct Answer Moist heat (steam under
pressure): 250*F (121*C), 20 minutes Dry heat: 350*F (160*C), 60-120 minutes Chemical
vapor (Chemiclave): 270*F (132*C), 20 minutes
basic CPR + emergency - Correct Answer •An obstructed airway occurs when an object
prevents the exchange of air in an individual •A foreign body may occur: •During eating
•During a dental procedure (aspiration of a dental instrument or piece of equipment)
•During resuscitation (aspiration) •When unconscious (tongue falls backward, blocking
pharynx)
what do you do if a patient has a heart attack? - Correct Answer 1.Stop the procedure
2.Place the patient in a comfortable position, 3.Monitor vital signs 4.Administer oxygen
5.Call 911 6.Start basic life support 7.It is always important to also ask if the patient if they
have experienced this before and what did they do about it
pen colour for allergy - Correct Answer red pen
What is an acceptable range of blood pressure? What do these numbers mean? - Correct
Answer 120/80 <120 - measures Systolic blood pressure, systolic number, first sound <80
- measures Diastolic blood pressure, diastolic number, last sound (measured in
millimeters of mercury - mm Hg)
what are four stages of blood pressure - Correct Answer STAGE 1- HYPERTENSION 130-
139 OR 80-90 Regular Dental Hygiene Care/recommend MD consultation, stress
reduction protocol STAGE 2-HYPERTENSION >140 OR >90 Recheck BP in 5 mins; non
invasive care only; definitive emergency care only if BP is <180/110; refer to MD for
immediate follow up STAGE 3-HYPERTENSIVE CRISIS >180 AND/OR >120 Recheck
BP in 5 mins. Do not perform DH treatment until elevated BP is corrected-refer to MD for
immediate follow up.
What part of the tip do you adapt to the tooth? - Correct Answer tip 1/3
What part of the probe needs to be in contact with the tooth? Degree? - Correct Answer tip
1/3, 45 degrees
, what is the closing angle for instruments - Correct Answer 0-40 degrees
Critical and noncritical instruments - Correct Answer Critical: pierce tissues (needles,
Burs) Non-critical: do not pierce tissues but come into contact with mucosal membranes.
Be familiar with contagious diseases: - Correct Answer Cold sore - tell them to come back
in 2 weeks
different types of gloves - Correct Answer Nitrile OR latex: used during procedure Over
gloves: used when you need to retrieve item; do not take nitrile gloves off; generally 1 time
use Utility gloves: Used to wipe down room (perform asepsis)
4 uses of the dental mirror - Correct Answer indirect vision, Indirect illumination,
Transillumination, Retraction of tissues and tongue
Extrinsic stain - Correct Answer outside the tooth (something that can be polished off)
eg. coffee, tobacco - Correct Answer
Intrinsic stain - Correct Answer Embedded in the enamel, Fluorosis, tetracycline stain
pulpitis, Can only be removed through cosmetic operations I.e. veneers, dental crowns
Degree of calculus removal stroke - Correct Answer 70-80 degrees
What is an assessment stroke - Correct Answer Pressure - featherlike
Diastolic - which number is which? - Correct Answer the bottom number the pressure in the
arteries when the heart rests between beats -> the time when the heart fills with blood and
gets oxygen. normal diastolic blood pressure <80 High Bp = 90<
What is the regular body temperature of an adult vs child? - Correct Answer High
temperature (above 99.6*F, above 37.5*C) Low temperature (>35.5*C) Over 41*C
(105.8*F) medical emergency
normal blood pressure values - Correct Answer Preschool : 37-38.1C
School age : 36.6-37 C
Answers).
Heat sterilization methods + temperatures - Correct Answer Moist heat (steam under
pressure): 250*F (121*C), 20 minutes Dry heat: 350*F (160*C), 60-120 minutes Chemical
vapor (Chemiclave): 270*F (132*C), 20 minutes
basic CPR + emergency - Correct Answer •An obstructed airway occurs when an object
prevents the exchange of air in an individual •A foreign body may occur: •During eating
•During a dental procedure (aspiration of a dental instrument or piece of equipment)
•During resuscitation (aspiration) •When unconscious (tongue falls backward, blocking
pharynx)
what do you do if a patient has a heart attack? - Correct Answer 1.Stop the procedure
2.Place the patient in a comfortable position, 3.Monitor vital signs 4.Administer oxygen
5.Call 911 6.Start basic life support 7.It is always important to also ask if the patient if they
have experienced this before and what did they do about it
pen colour for allergy - Correct Answer red pen
What is an acceptable range of blood pressure? What do these numbers mean? - Correct
Answer 120/80 <120 - measures Systolic blood pressure, systolic number, first sound <80
- measures Diastolic blood pressure, diastolic number, last sound (measured in
millimeters of mercury - mm Hg)
what are four stages of blood pressure - Correct Answer STAGE 1- HYPERTENSION 130-
139 OR 80-90 Regular Dental Hygiene Care/recommend MD consultation, stress
reduction protocol STAGE 2-HYPERTENSION >140 OR >90 Recheck BP in 5 mins; non
invasive care only; definitive emergency care only if BP is <180/110; refer to MD for
immediate follow up STAGE 3-HYPERTENSIVE CRISIS >180 AND/OR >120 Recheck
BP in 5 mins. Do not perform DH treatment until elevated BP is corrected-refer to MD for
immediate follow up.
What part of the tip do you adapt to the tooth? - Correct Answer tip 1/3
What part of the probe needs to be in contact with the tooth? Degree? - Correct Answer tip
1/3, 45 degrees
, what is the closing angle for instruments - Correct Answer 0-40 degrees
Critical and noncritical instruments - Correct Answer Critical: pierce tissues (needles,
Burs) Non-critical: do not pierce tissues but come into contact with mucosal membranes.
Be familiar with contagious diseases: - Correct Answer Cold sore - tell them to come back
in 2 weeks
different types of gloves - Correct Answer Nitrile OR latex: used during procedure Over
gloves: used when you need to retrieve item; do not take nitrile gloves off; generally 1 time
use Utility gloves: Used to wipe down room (perform asepsis)
4 uses of the dental mirror - Correct Answer indirect vision, Indirect illumination,
Transillumination, Retraction of tissues and tongue
Extrinsic stain - Correct Answer outside the tooth (something that can be polished off)
eg. coffee, tobacco - Correct Answer
Intrinsic stain - Correct Answer Embedded in the enamel, Fluorosis, tetracycline stain
pulpitis, Can only be removed through cosmetic operations I.e. veneers, dental crowns
Degree of calculus removal stroke - Correct Answer 70-80 degrees
What is an assessment stroke - Correct Answer Pressure - featherlike
Diastolic - which number is which? - Correct Answer the bottom number the pressure in the
arteries when the heart rests between beats -> the time when the heart fills with blood and
gets oxygen. normal diastolic blood pressure <80 High Bp = 90<
What is the regular body temperature of an adult vs child? - Correct Answer High
temperature (above 99.6*F, above 37.5*C) Low temperature (>35.5*C) Over 41*C
(105.8*F) medical emergency
normal blood pressure values - Correct Answer Preschool : 37-38.1C
School age : 36.6-37 C
