Hemodynamics Exam 1 Questions and Answers A+ Graded (2025).

Hemodynamics Exam 1 Questions and
Answers A+ Graded (2025)




A .prolonged .block .in .the .coronary .artery .would .cause .what? .- .CORRECT
.ANSWER-Decreased .02 .leads .to .a .myocardial .infarction.


Afterload .- .CORRECT .ANSWER-The .force .against .which .ventricles .must .work .to
.pump .blood


Art .line .- .CORRECT .ANSWER-Measures .arterial .pressure

At .what .part .of .the .cycle .should .all .pressures .be .taken? .- .CORRECT .ANSWER-...

Auto .Peep .- .CORRECT .ANSWER-Should .always .be .zero.. .PEEP .effects .the .right
.side .of .the .heart.


Calculation .for .MAP .- .CORRECT .ANSWER-Systolic .+ .Diastolic .+ .Diastolic/3

Cardiac .index .- .CORRECT .ANSWER-Cardiac .output .divided .by .2 .5/2=2.5..<----nl
.cardiac .index


Cardiac .tamponade .- .CORRECT .ANSWER-Blood .around .the .heart

CO= .SV .x .HR .- .CORRECT .ANSWER-cardiac .output .equation

Contraindications .for .an .IABP .- .CORRECT .ANSWER-Severe .aortic .insufficiency
Aortic .aneurism
Aortic .dissection
Limb .Ischemia
Thromboembolism

CVP .- .CORRECT .ANSWER-Measures .veinous .pressure

Dicrotic .Notch .- .CORRECT .ANSWER-The .small .notch .on .the .downstroke .on
.waveform, .shows .the .closing .of .valves .(depending .on .where .you .are .in .the
.heart)

, Distal .Port .- .CORRECT .ANSWER-Pulmonary .artery .catheter .ports .used .to .get
.mixed .venous .pressure


Hazards .of .the .Swan .Ganz .or .pulmonary .artery .catheter? .- .CORRECT .ANSWER-
Arrythmias, .rupture .of .the .pulmonary .artery, .Knot, .pulmonary .infarction.

Hemodynamic .measurements .for .a .COPD .patient .or .a .pt .with .pulmonary
.hypertension? .- .CORRECT .ANSWER-Dramatically .increases .PAP


How .do .you .trouble .shoot .an .art .line .if .the .blood .backs .up .into .the .line .and .if
.the .pressure .readings .are .erroneously .too .high .or .low? .- .CORRECT .ANSWER-

Pull .pig .tail, .flush .the .line .(may .have .a .blood .clot)
Check .pressure .bag- .3cc/hr .forward .drip .(300)!!!

How .do .you .tx .septic .shock? .- .CORRECT .ANSWER-treat .underlying .infection,
.keep .fluid .volume .up, .oxygenate, .optimize .CO .prevent .or .correct .acidosis .. .tx
.meds: .vasopressors .to .increase .BP, .positove .inotropes .to .increase .CO .and

.Xigris


How .does .the .parasympathetic .and .the .sympathetic .nervous .system .affect .the
.HR? .- .CORRECT .ANSWER-Parasympathetic .- .HR .goes .down

Sympathetic- .HR .goes .up

How .is .cardiogenic .and .noncardiogenic .pulmonary .edema .differentiated? .-
.CORRECT .ANSWER-Wedge .pressure
<18 .mmhg- .ARDS- .Non .cardiogenic
>18mmhg .- .Pulmonary .Edema .- .Cardiogenic

How .many .days .can .you .use .a .central .line .before .having .to .relocate .to .a .new
.site? .- .CORRECT .ANSWER-14 .days- .infection .can .happen .if .not .relocated.


How .will .a .pt .with .cardiogenic .shock .present? .- .CORRECT .ANSWER-attacks .the
.main .organs .first, .pt .will .be .restless, .agitated, .confused, .have .impaired

.mentation, .loss .of .consciousness>coma, .elevated .preload, .systemic .and
.pulmonary .edema, .profound .hypotension, .dusky .skin .color, .oliguria, .ileus,
.dyspnea/tachypnea, .crackles, .chest .pain .from .poor .coronary .perfusion


If .CVP .can't .be .measured, .what .measurement .can .be .used .to .replace .it? .-
.CORRECT .ANSWER-Pulmonary .arterial .end .diastolic .pressure. .b/p


If .the .CVP .and .the .PAP .is .increased .and .the .PCWP .is .nl .or .decreased, .what
.could .be .the .prob? .What .part .of .the .body .is .causing .the .problem? .- .CORRECT
.ANSWER-A . respiratory .problem,, .The .lungs


If .the .PAP .and .CVP .are .increases, .what .could .possibly .be .the .problem .and
.where .is .the .problem .originating? .- .CORRECT .ANSWER-Blood .flow .through .the
.lungs .having .problems


Know .all .the .pressures .in .the .system .- .CORRECT .ANSWER-...