Exam 10: The Cardiovascular System

In order to function effectively, the central cardiovascular control center must receive signals regarding changes in blood volume or pressure. From where do these signals come?

(Multiple Choice)

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Question 61

Which of the following are true of the force against which the left ventricle must pump? 1) Referred to as left ventricular afterload. 2) Equivalent to systemic vascular resistance. 3) Helps to determine left ventricular stroke volume.

(Multiple Choice)

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Question 62

During exercise, cardiac output increases dramatically, but mean arterial blood pressure rises very little. Why is this so?

(Multiple Choice)

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Question 63

What is the cause of a myocardial infarction?

(Multiple Choice)

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Question 64

During the later stages of ventricular relaxation, the pressures in their chambers drop below those in the atria. This results in which of the following? 1) Rapid drop in atrial pressures 2) Opening of the atrioventricular valves 3) Rapid ventricular filling 4) V pressure wave

(Multiple Choice)

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Question 65

Narrowing of the mitral valve (mitral stenosis) results in which of the following?

(Multiple Choice)

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Question 66

Before draining into the right atrium, where do the large veins of the coronary circulation gather together?

(Multiple Choice)

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Question 67

Immediately following the P wave of the electrocardiogram, an A wave appears on both the left and right heart pressure graphs. This A wave corresponds to which of the following?

(Multiple Choice)

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Question 68

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Exam 10: The Cardiovascular System

In order to function effectively, the central cardiovascular control center must receive signals regarding changes in blood volume or pressure. From where do these signals come?

Which of the following are true of the force against which the left ventricle must pump? 1) Referred to as left ventricular afterload. 2) Equivalent to systemic vascular resistance. 3) Helps to determine left ventricular stroke volume.

During exercise, cardiac output increases dramatically, but mean arterial blood pressure rises very little. Why is this so?

What is the cause of a myocardial infarction?

During the later stages of ventricular relaxation, the pressures in their chambers drop below those in the atria. This results in which of the following? 1) Rapid drop in atrial pressures 2) Opening of the atrioventricular valves 3) Rapid ventricular filling 4) V pressure wave

Narrowing of the mitral valve (mitral stenosis) results in which of the following?

Before draining into the right atrium, where do the large veins of the coronary circulation gather together?

Immediately following the P wave of the electrocardiogram, an A wave appears on both the left and right heart pressure graphs. This A wave corresponds to which of the following?

History of Respiratory Care

Delivering Evidence-Based Respiratory Care

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Principles of Infection Prevention and Control

Ethical and Legal Implications of Practice

Physical Principles of Respiratory Care

E-Medicine in Respiratory Care

Fundamentals of Respiratory Care Research

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Gas Exchange and Transport

Solutions, Body Fluids, and Electrolytes

Acid-Base Balance

Regulation of Breathing

Bedside Assessment of the Patient

Interpreting Clinical and Laboratory Data

Interpreting the Electrocardiogram

Analysis and Monitoring of Gas Exchange

Pulmonary Function Testing

Review of Thoracic Imaging

Flexible Bronchoscopy and the Respiratory Therapist

Nutrition Assessment

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Obstructive Lung Disease: Chronic Obstructive Pulmonary Disease Copd, Asthma, and Related Diseases

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Pulmonary Vascular Disease

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Airway Clearance Therapy Act

Respiratory Failure and the Need for Ventilatory Support

Mechanical Ventilators

Physiology of Ventilatory Support

Patient Ventilator Interaction

Initiating and Adjusting Invasive Ventilatory Support

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