The peak pressure on a ventilator reads 40 cm H2O. What is the equivalent pressure in mm Hg?

A) 37.0 mm Hg B) 29.6 mm Hg C) 68.3 mm Hg D) 4.9 mm Hg A) 37.0 mm Hg B) 29.6 mm Hg C) 68.3 mm Hg D) 4.9 mm Hg

Exam 6: Physical Principles of Respiratory Care

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Which of the following occurs when water vapor is added to a dry gas at a constant pressure? I.The volume occupied by the gas mixture increases. II.The relative humidity of the mixture increases. III.The partial pressure of the original gas is reduced.

(Multiple Choice)

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Question 21

Which of the following statements about liquids is NOT true?

(Multiple Choice)

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Question 22

Which of the following is/are good clinical examples of the principle of capillary action? I.capillary stick blood samples II.absorbent humidifier wicks III.certain surgical dressings

(Multiple Choice)

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Question 23

Which of the following liquids has the lowest surface tension?

(Multiple Choice)

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Question 24

What is the temperature at which the vapor pressure of a liquid equals the pressure exerted on the liquid by the surrounding atmosphere?

(Multiple Choice)

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Question 25

Which of the following is FALSE about viscosity?

(Multiple Choice)

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Question 26

What is the phenomenon whereby a liquid in a small tube tends to move upward against the force of gravity?

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Question 27

According to Pascal's principle, the pressure exerted by a liquid in a container depends on which of the following? I.depth of the liquid II.density of the liquid III.shape of the container

(Multiple Choice)

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Question 28

At what temperature does all kinetic activity of matter cease?

(Multiple Choice)

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Question 29

What physical principle underlies most fluidic circuitry?

(Multiple Choice)

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Question 30

Assuming a constant flow, what will happen to a fluid if the cross-sectional area of the tube in which it flows decreases?

(Multiple Choice)

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Question 31

The peak pressure on a ventilator reads 40 cm H₂O. What is the equivalent pressure in mm Hg?

(Multiple Choice)

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Question 32

Which of the following is a good clinical example of using the principle of convection to transfer heat?

(Multiple Choice)

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Question 33

What temperature is necessary to liquefy oxygen at 1 atm pressure?

(Multiple Choice)

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Question 34

What is the common British unit of pressure?

(Multiple Choice)

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Question 35

Archimedes' principle is applied clinically in which of the following devices?

(Multiple Choice)

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Question 36

Which of the following design components of an air injector would result in entraining the greatest amount of air? I.small orifice jet II.large entrainment ports III.low-velocity gas flow

(Multiple Choice)

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Question 37

What is the water vapor pressure of saturated gas at normal body temperature (37°C)?

(Multiple Choice)

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Question 38

Which of the following is FALSE about liquid bubbles?

(Multiple Choice)

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Question 39

The water vapor content of a volume of gas equals its capacity. What is the relative humidity (RH) of this gas?

(Multiple Choice)

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Question 40

Showing 21 - 40 of 89

Exam 6: Physical Principles of Respiratory Care

Which of the following occurs when water vapor is added to a dry gas at a constant pressure? I.The volume occupied by the gas mixture increases. II.The relative humidity of the mixture increases. III.The partial pressure of the original gas is reduced.

Which of the following statements about liquids is NOT true?

Which of the following is/are good clinical examples of the principle of capillary action? I.capillary stick blood samples II.absorbent humidifier wicks III.certain surgical dressings

Which of the following liquids has the lowest surface tension?

What is the temperature at which the vapor pressure of a liquid equals the pressure exerted on the liquid by the surrounding atmosphere?

Which of the following is FALSE about viscosity?

What is the phenomenon whereby a liquid in a small tube tends to move upward against the force of gravity?

According to Pascal's principle, the pressure exerted by a liquid in a container depends on which of the following? I.depth of the liquid II.density of the liquid III.shape of the container

At what temperature does all kinetic activity of matter cease?

What physical principle underlies most fluidic circuitry?

Assuming a constant flow, what will happen to a fluid if the cross-sectional area of the tube in which it flows decreases?

The peak pressure on a ventilator reads 40 cm H2O. What is the equivalent pressure in mm Hg?

Which of the following is a good clinical example of using the principle of convection to transfer heat?

What temperature is necessary to liquefy oxygen at 1 atm pressure?

What is the common British unit of pressure?

Archimedes' principle is applied clinically in which of the following devices?

Which of the following design components of an air injector would result in entraining the greatest amount of air? I.small orifice jet II.large entrainment ports III.low-velocity gas flow

What is the water vapor pressure of saturated gas at normal body temperature (37°C)?

Which of the following is FALSE about liquid bubbles?

The water vapor content of a volume of gas equals its capacity. What is the relative humidity (RH) of this gas?

History of Respiratory Care

Quality and Evidence-Based Respiratory Care

Patient Safety, Communication, and Record Keeping

Principles of Infection Control

Ethical and Legal Implications of Practice

Computer Applications in Respiratory Care

The Respiratory System

The Cardiovascular System

Ventilation

Gas Exchange and Transport

Solutions, Body Fluids, and Electrolytes

Acid-Base Balance

Regulation of Breathing

Bedside Assessment of the Patient

Interpretation of Clinical Laboratory Data

Interpreting the Electrocardiogram

Analysis and Monitoring of Gas Exchange

Pulmonary Function Testing

A Review of Thoracic Imaging

Nutrition Assessment

Pulmonary Infections

Obstructive Lung Disease: Copd, Asthma, and Related Diseases

Interstitial Lung Disease

Pleural Diseases

Pulmonary Vascular Disease

Acute Lung Injury, Pulmonary Edema, and Multiple System Organ

Lung Cancer

Neuromuscular and Other Diseases of the Chest Wall

Disorders of Sleep

Neonatal and Pediatric Respiratory Disorders

Airway Pharmacology

Airway Management

Emergency Cardiovascular Life Support

Humidity and Bland Aerosol Therapy

Aerosol Drug Therapy

Storage and Delivery of Medical Gases

Medical Gas Therapy

Lung Expansion Therapy

Bronchial Hygiene Therapy

Respiratory Failure and the Need for Ventilatory Support

Mechanical Ventilators

Physiology of Ventilatory Support

Initiating and Adjusting Ventilatory Support

Noninvasive Positive Pressure Ventilation

Monitoring and Management of the Patient in the Intensive Care Unit

Discontinuing Ventilatory Support

Neonatal and Pediatric Respiratory Care

Patient Education and Health Promotion

Cardiopulmonary Rehabilitation

Respiratory Care in Alternative Settings

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The peak pressure on a ventilator reads 40 cm H₂O. What is the equivalent pressure in mm Hg?