Week 3 Check Your Understanding Assignment

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Which blood pressure reading is considered to be indicative of prehypertension according to the JNC-7 criteria?

128/82.

Mitral stenosis is associated with

A pressure gradient across the mitral valve.

Sepsis has been recently redefined as

A systemic inflammatory response to infection.

In contrast to all other types of shock, the hyper dynamic phase of septic shock is associated with

High cardiac output.

In contrast to all other types of shock, the hyperdynamic phase of septic shock is associated with

High cardiac output.

A patient presents to the emergency department with a diastolic blood pressure of 132 mm Hg, retinopathy, and symptoms of an ischemic stroke, this symptomology is likely the result of.

Hypertensive crisis.

A patient has a history of falls, syncope, dizziness, and blurred vision. The patient symptomology is most likely related to

Hypotension.

Constrictive pericarditis is associated with

Impaired cardiac filling.

Luistropic impairment refers to

Impaired diastolic relaxation.

While hospitalized, an elderly patient with the history of myocardial infraction was noted to have high levels of low-density lipoproteins (LDLs). What is the significance of this finding?

Increased LDL levels are associated with increased risk of coronary artery disease.

Which finding is indicative of orthostatic hypotension in a. person with a supine blood pressure (BP) of 110/70 and a heart rate (HR) of 100?

Sitting BP 88/60, HR 118.

Restriction of which electrolytes is recommended in the management of high blood pressure?

Sodium.

A patient with a history of myocardial infarction continues to complain of the intermittent chest pain brought on by exertion and relieved by rest. The likely cause of this pain is

Stable angina.

A patient with significant aortic stenosis is likely to experience

Syncope.

Improvement in a patient with septic shock is indicated by an increase in

Systemic vascular resistance.

Pulse pressure is defined as

Systolic pressure - Diastolic pressure.

The progressive stage of hypovolemic shock is characterized by

Tachycardia.

What compensatory sign would be expected during periods of physical exertion in a patient with limited ventricular stroke volume?

Tachycardia.

Lactated Ringer solution and normal saline are commonly used crystalloid solutions that contain electrolytes.

True.

The ingestion a certain drugs foods are chemicals can lead to secondary hypertension.

True.

The effect of nitric oxide on systemic arterioles is

Vasodilation.

A patient who reports dizziness and who has absent P waves, wide, QRS complexes, and a heart rate of 38 beats/minute on an ECG is most likely in which rhythm?

Ventricular escape rhythm.

An example of acyanotic heart defect is

Ventricular septal defect.

Chronic elevation of myocardial wall tension results in atrophy.

False.

A laboratory test that should be routinely monitored in patients receiving digitalis therapy is

Serum potassium.

A patient is diagnosed with cardiogenic shock. The patient is hyperventilating and is therefore at risk for the respiratory complication of respiratory acidosis.

False.

A type of shock that includes brain trauma that results in depression of the vasomotor center is cardiogenic.

False.

Administration of which therapy is most appropriate for hypovolemic shock?

Crystalloids.

A patient is exhibiting severe dyspnea and anxiety. The patient also has bulb;y crackles in all lung fields with pink, frothy sputum. This patient is most likely experiencing

Acute cariogenic pulmonary edema.

Myocarditis should be suspected in a patient who presents with

Acute onset of left ventricular dysfunction.

High blood pressure increases the workload of the left ventricle, because it increases

Afterload.

Massive release of histamine with consequent vasodilation and hypotension occurs with what type of shock?

Anaphylactic.

The majority of cases of anaphylactic shock occur when a sensitized individual comes in contact with

Antibiotics.

Patients presenting with symptoms of unstable angina and no ST segment elevation are treat with

Antiplatelet drugs.

The majority of cardiac cells that die after myocardial infarction do so because of

Apoptosis.

In which dysrhythmias should treatment be instituted immediately?

Atrial fibrillation with a ventricular rate of 220 beats/minute.

Rheumatic heart disease is most often a consequence of

B-hemolytic streptococcal infection.

New-organ damage is a function of both the stage of hypertension and its duration.

False

Tachycardia is an early sign of low cardiac output that occurs because of

Baroreceptor activity.

A middle-aged patient has a follow up visit for recorded blood pressure of 162/96 mm Hg taken 3 weeks ago. The patient has no significant past medical history and takes no medications, but smokes 1 1/2 packs of cigarettes per day, drinks, alcohol, regularly, and exercises and frequently. The patient is about 40 lbs. overweight and admits to have a high fat, high calorie diet. At the office visit today, the patient's blood pressure is 150/92 mm Hg. What is the least appropriate intervention for this patient at this time?

Begin antihypertensive drug therapy.

Hypotension, distended neck veins, and muffled heart sounds are classic manifestations of

Cardiac tamponade.

Patients with structural evidence of heart failure who exhibit no signs or symptoms are classified into which New York Heart Association heart failure class?

Class I.

In which stage of shock is a patient who has lost 1200 mL of blood, who has normal blood pressure when supine, but who experiences orthostatic hypotension upon standing?

Class II, Compensated Stage.

Patent ductus arteriosus is accurately described as a(n)

Communication between the aorta and the pulmonary artery.

After being diagnosed with hypertension, a patient returns to the clinic 6 weeks later. The patient reports "moderate" adherence to the recommended lifestyle changes and has experienced a decrease from 165/96 to 148/90 mm Hg in blood pressure. What is the most appropriate intervention for this patient at this time?

Continue lifestyle modifications only.

Angiotensin-converting enzyme (ACE) inhibitors block the

Conversion of angiotensin I to angiotensin II.

Administration of a vasodilator to a patient in shock would be expected to

Decrease left ventricular afterload.

Primary treatment for myocardial infarction (MI) is directed at

Decreasing myocardial oxygen demands.

Aortic regurgitation is associated with

Diastolic murmur.

The therapy that most directly improves cardiac contractility in a patient with systolic heart failure is

Digitalis.

Increased preload of the cardiac chambers may lead to which patient symptom?

Edema.

A patient is diagnosed with heart failure with normal ejection fraction. This patient is most likely characterized by a(n)

Elderly woman without a previous history of MI.

Which serum biomarker(s) are indicative of irreversible damage to myocardial cells?

Elevated CK-MB, troponin I, and troponin T.

Second-degree heart block type I (Wenckebach) is characterized by

Lengthening PR intervals and dropped P wave.

Critically ill patients may have parenterally administered vasoactive drugs that are adjusted according to their ______ pressure.

Mean arterial.

A loud pan systolic murmur that radiates to the axilla is most likely a result of

Mitral regurgitation.

Tumor necrosis fact a and interleukin-1 contribute to shock state because they induce production of

Nitric oxide.

The prevalence of high blood pressure is higher in

Non-Hispanic black adults.

Hypertension is closely linked to

Obstructive sleep apnea.

A patient who was involved in a fall from a tree becomes short of breath. The lung sounds are absent on one side. This patient is experiencing _____ shock.

Obstructive.

Hypotension associated with neurogenic and anaphylactic shock is because of

Peripheral pooling of blood.

An erroneously low blood pressure measurement may be caused by

Positioning the arm above the heart level.

Which dysrhythmia is thought to be associated with reentrant mechanisms?

Preexcitation syndrome tachycardia (Wolf-Parkinson-White Syndrome).

An abnormally wide (more than 0.10 second) QRS complex is characteristic of

Premature ventricular complexes.

Angina caused by coronary artery spasm is called _____ angina.

Prinzmetal variant.

A patient with pure left-sided heart failure is likely to exhibit

Pulmonary congestion with dyspnea.

Left sided heart failure is characterized by

Pulmonary congestion.

Hypertrophy of the right ventricle is a compensatory response to

Pulmonary stenosis.

Beta-blockers are advocated in the management of heart failure because they

Reduced cardiac output.

Cardiogenic shock is characterized by

Reduced cardiac output.

The common denominator in all forms of heart failure is

Reduced cardiac output.

Low cardiac output to the kidneys stimulates the release of _____ from juxtaglomerular cells.

Renin.

Cor pulmonale refers to

Right ventricular hypertrophy secondary to pulmonary hypertension.

Atherosclerotic plaques with large lipid cores are prone to

Rupture.

The most reliable indicator that a person is experiencing an acute myocardial infraction (MI) is

ST-segment elevation.

Hypertension with a specific, identifiable cause is known as ____ hypertension.

Secondary.

A patient presenting with fever, hypotension, and lactic acidosis is most likely to be experience what type of shock?

Septic.

A patient with cold and edematous extremities, low, cardiac output, and a profound hypertension is likely to be experiencing a progressive stage of ____ shock.

Septic.


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