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CDS 831- IV Sedation Exam Latest Update
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CDS 831- IV Sedation Exam Latest Update4 most common venous access points of the arm: - Answer 1. medial antecubital fossa
2. lateral antecubital fossa
3. ventral forearm
4. dorsal wrist/hand
In cases where the upper extremities are unable to be accessed, what other area can be
used for IV access? - Answer superficial veins of the foot
What is the most preferred site for IV sedation? Why? (2) - Answer dorsum of the
wrist/hand
1. superficial/easily accessible
2. minimal risk of injury to vital structures
3 disadvantages of using the dorsal wrist/hand for IV access: - Answer 1. smaller veins
2. mobile veins
3. painful
3 advantages of using the antecubital fossa for IV access: - Answer 1. larger veins
2. less mobile veins
3. lateral aspect is anatomically safe
3 disadvantages of using the antecubital fossa for IV access: - Answer 1. veins are not
as superficial/easily accessible
2. veins overlie a mobile joint
3. risk of injury to arteries/nerves on medial aspect
7 steps for IV placement: - Answer 1. place tourniquet proximal to planned access point
2. ask patient to open and close fist
3. clean skin overlying site with an alcohol wipe
4. insert needle with bevel up at a 30* angle until blood is turned
5. slowly advance catheter
6. remove introducer and attach IV tubing
7. secure IV using adhesive tape
, 3 types of IV drugs commonly used in dentistry: - Answer 1.
anxiolytics/sedative-hypnotics
2. opioids
3. anticholinergics
2 IV anxiolytics commonly used in dentistry: - Answer 1. Diazepam
2. Midazolam
3 IV opioids commonly used in dentistry: - Answer 1. Fentanyl
2. Morphine
3. Su-, Remi-fentanil
3 IV anticholinergics commonly used in dentistry: - Answer 1. Atropine
2. Scopolamine
3. Glycopyrrolate
During conscious sedation, ___________ is often the first drug administered. What is the
given dose?
What other drug could be used? What dose? - Answer Midazolam 1 mg/mL
Diazepam 5 mg/mL
Before giving a full dose of Midazolam/Diazepam, a test dose of _____ should be used to
determine whether there is an unusual response - Answer 0.2 mL
After initial dose, Midazolam should be given at a rate of _____ mg/minute until desired
effect is achieved. What about Diazepam? - Answer 1 mg/min
5 mg/min
The maximum dose of IV Midazolam is ____ mg
The maximum dose of IV Diazepam is ____ mg - Answer 10 mg
30 mg
On average, most patients will require ___-___ mg Midazolam over ___-___ minutes to
become sedated
What about Diazepam? - Answer 4-8 mg, 5-10 mins
10-12 mg, 2-3 mins
A _________ sign will signify that the patient is falling into a deeper state of sedation.
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