Anesthesia Flashcards
how long/why patient NPO prior to care?
- 6-8 hour*
- PT may vomit and aspirate gastric contents
what is purpose of anesthesia consent?
- PT permission
- explain risks/complications/alternatives
function of prep visit
- allay PTs fear/anxiety
- assess mental/physical condition
- obtain informed consent
what factors can cause cancellation of procedure?
- prolonged clotting time
- cold/flu
- infection inc. teeth and gums
why are ANTICHOLINERGICS used?
- ATROPINE*
- prevent pediatric bradycardia
- control secretions
- control cardiac reflex (bradycardia)
why should all surgical patients have an IV in OR?
- emergency drugs administered if needed
- prevent dehydration
- maintain blood volume
which phase is cardiac/respiratory arrest most likely?
the induction phase
why are PT’s eyes taped shut?
prevent corneal injuries
surg techs role if PT experiences cardiac arrest?
-remain sterile/protect sterile field
what is dark blood an indication of?
PT is hypoxic (region of body deprived oxygen)
what is balanced anesthesia?
combination of IV drugs/inhalation agents to achieve appropriate level of anesthesia
cricoid pressure
- Sellecks maneuver*
- reduces risk of aspiration
- pressure applied prior to intubation/position of ET tube verified
malignant hyperthermia
- skeletal muscles contract and can’t relax
- resulting rigidity=heat/lactic acid/carbon dioxide buildup
- genetically transmitted
- more common in males
- treated with dantrolene
what are allergies treated with?
antihistamines
What can cause shock/what is administered?
- significant blood loss
- Type-O (universal donor) given in emergencies