CEN Cardiovascular Emergencies - Questions With Insightful Solutions

CEN Cardiovascular Emergencies - Questions
With Insightful Solutions
New dose for atropine and max dose in cardiac Correct Answer -
1mg dose with max of 3mg

Cardiac output Correct Answer - amount of blood ejected from
left ventricle each minute

Normal cardiac output Correct Answer - 4-8 L/min

Stroke volume Correct Answer - amount of blood ejected from
LV in one contraction

Normal stroke volume for adult Correct Answer - 50-100mL of
blood

Formula for cardiac output Correct Answer - heart rate times
stroke volume

Three things for stroke volume Correct Answer - preload, after
load, contractility

Preload Correct Answer - blood coming into heart-whats left at
end of diastole

How do we measure pressure in vena cava Correct Answer -
CVP

Invasive measurements of right ventricle Correct Answer -
CVP

, Invasive measurement for left ventricle Correct Answer -
pulmonary wedge pressure

Non invasive measurement of right ventricle Correct Answer -
JVD

Non invasive measurement of left ventricle Correct Answer -
lung sounds

Afterload Correct Answer - the pressure the left ventricle must
eject against

How do we measure right ventricular afterload Correct Answer -
pulmonary artery wedge pressure

How do we measure left ventricular afterload Correct Answer -
mean arterial pressure

MAP measurement Correct Answer - 2X diastolic + systolic
divided by 3

contractility Correct Answer - strength of contractility-
measured by ultrasound

heart rate affected by Correct Answer - chronotropes and
dromotropes

preload and afterload are affected by Correct Answer -
vasoconstrictors and dilators

contractility are affected by Correct Answer - inotropes

chronotropic meds do what Correct Answer - cause the SA
node to fire faster