1 Flashcards
Learn aspects of Dental sedation
Benzodiazepines are
Sedation, muscle relaxants, and anterograde amnesia
Properties of nitrous oxide?
MAC - Low, blood solubility - weak 0.47%,
Advantages of RA
May suppress gag reflex, Analgesia of soft tissue mouth and lips, suitable for all ages
Advantages of RA
Rapid onset Rapid elimination High MAC Low solubility Rapid recovery
Respiration rate
14-20 breaths per minute
Adult inhale and exhales
Average 500 ml Tidal volume
Adult lungs contain
3 litres of Air
Volume of air breathed in per min is
minute Volume approx 7 Liitres (14 breath x 500 mL =7000ml
Over and above the tidal volume inhaled
Reserve volume
Vital volume
The BREATHING capacity of the lungs of air that can be forcibly exhaled after a full inspiration.
Cardiac cycle
0.8 seconds
IV sites dorsum
metacarpal
Drawing up neee
23g filter
Angonist
these drugs that activate receptors and cause an event or sequences of events
Antagonist
A drug that merely occupies the receptor and block the site with out causing any activity
Parasympathetic
Control the body’s response while at rest
Decreases heart rate
Sympathetic
Control the body’s response during perceived threat
Increases contraction, heart rate
Average Bp
120/80mmHg
Clinical monitoring of patient
Level of consciousness
Respiration
Pulse
Colour
Nitrous oxide
Colourless Non-irritant Analgesic Week anaesthetic High MAC 105%
Tidal volume
Tidal volume is the lung volume representing the normal volume of air displaced between normal inhalation and exhalation when extra effort is not applied. In a healthy, young human adult, tidal volume is approximately 700
