Final Review Flashcards
Perfusion is a function of:
BP, HR, CO, SV, SVR
___ is a state of collapse & failure of the cardiovascular system
Shock
The time just before or just after cardiac arrest
Peri-arrest period
Conditions that preceded the onset of a disease
Premorbid conditions
Premorbid conditions that affect healthy adults
Drug toxicity, electrolyte imbalance, pulmonary embolus
Chosen from a differential list used to base a treatment plan
Working diagnosis
M in “M-T SHIP”
Medication issues, metabolic causes
T in “M-T SHIP”
Trauma, tumor, toxins
S in “M-T SHIP”
Seizure, stroke
H in “M-T SHIP”
Hypoxia, hyper/hypothermia, hyper/Hypoglycemia, hypertensive crisis, hypovolemia, hyper/hypokalemia
I in “M-T SHIP”
Infection & uremia
P in “M-T SHIP”
Psychiatric/behavioral disorders
Tendency to gather & rely on information that confirms existing views
Confirmation bias
Allowing initial viewpoints to distort your estimates
Anchoring bias
Operational practice designed to enhance communication & teamwork
Crew resource management
Concept describing the relationship between myocardial contractility & cardiac output
Frank-Starting mechanism
Resistance to blood flow within all vessels except pulmonary vessels
SVR
The blood pressure required to sustain organ perfusion
Mean arterial pressure
MAP is roughly ___ in the average person
60
MAP formula
MAP = DBP + 1/3 (SBP-DBP [pulse pressure])
Pulse pressure is found by this formula
SBP - DBP
Control of the cardiovascular system is a function of the:
Autonomic nervous system
A decrease in SBP below 80 mmHg stimulates the ___ to increase arterial pressure through vasoconstriction
Vasomotor center of the medulla oblongata
Time that a tissue can be deprived of oxygen before it starts to die
Warm ischemic time