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WorksheetsNurs 486 Exam 2 Hemodynamics
Total questions: 84
Worksheet time: 21hrs 46mins
characteristics of the unoxygenated side of the heart. select all that apply.
from the peripheral system to the vena cava
from heart to lungs for oxygenation
small ventricle
large ventricle
left side
characteristics of the unoxygenated side of the heart. select all that apply.
crescent shape
less volume pumped
right side
from aorta to the peripheral
high pressure
characteristics of the oxygenated side of the heart. select all that apply.
heart receives oxygenated blood from the lungs
pumped into aorta
left side
from aorta to the peripheral
small ventricle
characteristics of the oxygenated side of the heart. select all that apply.
high pressure
large ventricle
left side
thicker wall
less volume pumped
normal cardiac output
4-6
2.5-4
2-8
6-12
Why would cardiac output be decreased? Select all that apply.
hypoxia
anemia
blood transfusion
Why would cardiac output be increased?
Hypoxia
Anemia
Blood transfusion
What is cardiac output adjusted for?
pressure and flow
BMI
Cardiac output equation
HR x SV
DP + 1/3(SP-DP)
DP + 1/3(PP)
Which is considered a normal heart rate (normal sinus rhythm?)
74
45
120
190
Amount of volume or fluid responsiveness your heart is dealing with; volume in ventricles at the end of diastole. Referenced as the tank of the heart.
Preload
Contractility
Afterload
What does central venous pressure measure?
fluid status
vascular resistance
oxygenation status
pH level
The ability of the heart muscle. Referenced as the pump or the squeeze of the heart.
preload
contractility
afterload
Normal central venous pressure.
2-8
800-1200
2.5-4
4-6
True or false: central venous pressure is measured in the heart.
True
False
The resistance or the plumbing of the heart. What the ventricle must overcome with each contraction and get CO/SV out.
preload
contractility
afterload
The systemic vascular resistance (SVR) is associated with which heart chamber?
Left ventricle
Right ventricle
Left atrium
Right atrium
Normal systemic vascular resistance (SVR).
2-8
800-1200
2.5-4
4-6
The pulmonary vascular resistance (PVR) is associated with which heart chamber?
Left ventricle
Right ventricle
Left atrium
Right atrium
Normal pulmonary vascular resistance (SVR).
< 250
800-1200
250-400
400-800
True or false: Frank-Starling's Law - the more volume we have the more stretch we have at the END of diastole the stronger the next contraction will be.
True
False
Causes of increased stroke volume. Select all that apply.
Aerobic exercise
Well-tuned myocardium (sinus bradycardia)
Short-term tachycardia
Hypovolemia
Vasoconstriction
Causes of decreased stroke volume. Select all that apply.
Hypovolemia/blood loss
Vasopressors/vasoconstrictors
Long-term tachycardia
Aerobic exercise
Increased venous return
Causes of decreased stroke volume. Select all that apply.
increased atrial inotropy
Increased ventricular inotropy
Enhanced rate of ventricular relaxation
Short-term tachycardia
Well-tuned myocardium (sinus bradycardia)
HR and/or SV is less than normal/decreased
decreased cardiac output
increased cardiac output
HR and/or SV is above normal/increased
decreased cardiac output
increased cardiac output
Causes of decreased cardiac output. Select all that apply.
Low preload
Hypovolemia
Left sided heart failure
Early sepsis
Stable tachycardia
Causes of decreased cardiac output. Select all that apply.
Unstable tachycardia
Dysrhythmias that do not allow contraction (a-fib, v-fib, a-flutter)
Fever
Vasodilation
Sepsis
Causes of increased cardiac output. Select all that apply.
Early sepsis
Stable tachycardia
Low preload
Hypovolemia
Causes of increased cardiac output. Select all that apply.
High fever
Vasodilation
unstable tachycardia
left sided heart failure
This line produces a beat by beat blood pressure, allows the nurse or RRT to draw blood samples for ABGs, and is commonly placed in the radial or femoral artery.
arterial line
central venous catheter
pulmonary artery catheter/Swanz-Ganz
oximetry CVC
flotrac system
Includes PICC large, CORDIS/pressure transducer, Swan-Ganz catheters. Includes a large bore catheter. Can be single or multi-lumen. Allows us administer meds such as vasoactive drips, high/low pH meds or TPN, draw blood samples, and perform dialysis. Often placed in the IJ, SCV, or femoral vein.
arterial line
central venous catheter
pulmonary artery catheter/Swanz-Ganz
oximetry CVC
flotrac system
18 year old female presents to the ER following a single-vehicle rollover MVA. She was unrestrained (no seatbelt), had positive airbag deployment, and positive loss of consciousness. GCS is 3 and she was intubated in the field prior to arrival. Systolic blood pressure is 65 over palpation. MD pages a level one trauma and orders warm normal saline to be given bolus via pressure bag. What else should the nurse expect to set up for for rapid blood transfusion/fluid resuscitation?
CORDIS/pressure transducer (CVC)
Swan-Ganz/PA catheter
arterial line
PICC line
peripheral IV
When we "zero" a line, do we turn the stopcock towards or away from the patient to open to air?
toward
away
True or false: transducer must be at the phlebostatic axis.
true
false
Standing orders for central venous catheters (CVCs). Select all that apply.
zero q4 hrs
maintain steriliity
monitor insertion site/document per protocol
CLABSI bundle - change dressing q7 days and tubing q4 days
change tubing every 24 hrs, dressing change q3 days
Catheter that is threaded into right atrium, right ventricle into pulmonary artery. Measures the pressure in the R and L side of heart, temperature, CVP and CO. Could have four to six lumens.
arterial line
central venous catheter
pulmonary artery catheter/Swan-Ganz
Normal PAP
systolic 15-25, diastolic 8-15
6-12
60-80%
10-15%
Normal PA occlusion or PA wedge pressure
systolic 15-25, diastolic 8-15
6-12
60-80%
10-15%
Which is a possible cardiac complication associated with the insertion of Swan-Ganz catheter?
dysrhythmias
hypertension
hypotension
decreased capillary refill
Parameters of Swan-Ganz catheter/PA catheter. select all that Apply.
cardiac output
mixed venous O2 sat (SvO2)
pulmonary artery pressure
central venous pressure
PA occlusion pressure/wedge pressure
Normal mixed venous oxygen saturation (SvO2)
60-80%
80-100%
< 60%
Continuously monitoring SvO2 with special triple lumen catheter.
arterial line
central venous catheter (PICC or CORDIS)
pulmonary artery catheter/Swan-Ganz
oximetry CVC (EV1000 clinical platform)
True or false: FloTrac system has a high risk of pneumothorax
true
false
FloTrac system monitors what? select all that apply.
central venous pressure
BP/HR
continuous cardiac output
stroke volume
stroke volume variation
Minimally invasive hemodynamic monitoring system that is placed in the wrist.
flotrac system
oximetry CVC
central venous catheter (CORDIS/PICC)
pulmonary artery catheter/Swan-Ganz
percentage of how much variation in b/w breaths when the pressure changes
stroke volume variation (SVV)
cardiac output (CO)
stroke volume
pulmonary artery pressure
Normal stroke volume variation
5-10%
10-15%
20-25%
30-35%
Causes of increased stroke volume variation (> 15%). Select all that apply.
dehydration
hypovolemia
overhydration
diuretics
Causes of decreased stroke volume variation (< 10%). Select all that apply.
dehydration
hypovolemia
overhydration
diuretics
Non-invasive hemodynamic monitoring system. It is a finger cuff that can be used up to 72 hrs with the EV1000 platform.
clearsight system
flotrac system
pulmonary artery catheter
central venous catheter
What does the ClearSight system monitors what? Select all that apply
heart rate
blood pressure/MAP
continuous CO
PAP
PAWP/PAOP
What does the ClearSight system monitor? Select all that apply
stroke volume
stroke volume variation
systemic vascular resistance
pulmonary vascular resistance
central venous pressure
Retrieved from ABG. More accurate, and determines if patient is fluid responsive.
PaO2
CVP
right atrial pressure (RAP)
left ventricular end diastolic pressure (LVEDP)
retrieved from central line with pressure cable and transducer
PaO2
CVP
right atrial pressure (RAP)
left ventricular end diastolic pressure (LVEDP)
Causes of decreased central venous pressure. Select all that apply.
hypovolemia
major trauma
hemorrhage
dehydration
blood transfusion
Similar to Swan-Ganz, measures pulmonary artery pressure
PaO2
CVP
right arterial pressure (RAP)
left ventricular end diastolic pressure (LVEDP)
Causes of decreased right atrial pressure. Select all that apply.
hypovolemia
major trauma
hemorrhage
dehydration
blood transfusion
similar to wedge pressure, what the ventricle is doing upon the relaxation phase
PaO2
CVP
right arterial pressure (RAP)
left ventricular end diastolic pressure (LVEDP)
Causes of decreased left ventricular end diastolic pressure. Select all that apply.
hypovolemia
major trauma/hemorrhage
mitral valve issues
dehydration
left heart failure
Causes of increased left ventricular end diastolic pressure. Select all that apply.
hypovolemia
major trauma/hemorrhage
mitral valve issues
dehydration
left heart failure
Normal SaO2 levels
60-80%
92-100%
80-100
causes of increased PVR/SVR
hypovolemia
fluid overload
blood transfusion
congestive heart failure
includes isotonic, hypotonic, and hypertonic fluids or IV fluids
cystalloids
colloids
blood products
plasma/volume expanders
crystalloids
colloids
blood products
Which are colloids? Select all that apply.
normal saline
lacerated ringers
albumin
Hespan/hetastarch
Dextran
Indications for blood products. Select all that apply.
active hemorrhage
major trauma (MVA/GSW)
KNOWN previous major blood loss
fluid volume excess
dehydration
Level one trauma emergency blood products. Select all that apply.
PRBC
FFP
platelets
cryo
Examples of blood products. Select all that apply.
PRBC
FFP
platelets
cyro
albumin
activates the heart contraction/pump of the heart to increase cardiac output and increase BP
sympathomimetics
nitroglycerin
colloids
low dose of dopamine
< 5 mcg/kg/min
5-10 mcg/kg/min
> 10 mcg/kg/min
moderate dose of dopamine
< 5 mcg/kg/min
5-10 mcg/kg/min
> 10 mcg/kg/min
higher dose of dopamine
< 5 mcg/kg/min
5-10 mcg/kg/min
> 10 mcg/kg/min
low dose of dopamine drip indications. select all that apply
increase renal perfusion
beta affect
increase UOP
increase contractility
vasodilator
moderate dose of dopamine drip indications. select all that apply
increase renal perfusion
beta affect
increase HR
increase BP
decrease after load
high dose of dopamine drip indications. select all that apply
increase UOP
vasopressor action
alpha-adrenergic agonist
vasoconstriction
decrease preload
normal dose of norepinephrine/Levophed
5-30 mcg/min
40-200 mcg/min
0.01-0.04 units/min
5-200 mcg/min
normal dose of neosynephrine (Phenylephrine)
5-30 mcg/min
40-200 mcg/min
0.01-0.04 units/min
5-200 mcg/min
normal dose of vasopressin (Pitressin)
5-30 mcg/min
40-200 mcg/min
0.01-0.04 units/min
5-200 mcg/min
normal dose of nitroglycerin drip
5-30 mcg/min
40-200 mcg/min
0.01-0.04 units/min
5-200 mcg/min
indications for norepinephrine (Levophed). select all that apply.
vasoconstrictor
increase afterload
decrease afterload
decrease preload
indications for neosynephrine (Phenylephrine). select all that apply.
vasoconstrictor
increase afterload
decrease afterload
decrease preload
indications for vasopressin (Pitressin). select all that apply.
vasoconstrictor
increase afterload
decrease afterload
decrease preload
indications for nitroglycerin drip. select all that apply.
vasoconstrictor
increase afterload
decrease afterload
decrease preload
