Week 4 Flashcards

1
Q

What is a surfactant?

A

A substance that reduces surface tension in the lungs.

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2
Q

What facilitates the gas exchange in the lungs?

A

Surfactant.

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3
Q

What are ataxic respirations?

A

Irregular, unpredictable breathing patterns.

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4
Q

What are Cheyne-Stokes respirations?

A

A pattern of breathing characterized by a gradual increase in depth and then a decrease, followed by a period of apnea.

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5
Q

What are agonal respirations?

A

Gasping breaths that occur when a person is near death.

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6
Q

What is oxygen toxicity?

A

A condition resulting from excessive oxygen levels in the body.

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7
Q

What is the anatomy of the lower airway?

A

trachea
bronchi
bronchioles.
Apex of lung
Carina
base of lung
diaphram

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8
Q

What is the anatomy of the upper airway?

A

Nasopharynx
Nasal airway passage
Pharynx
Oropharynx
Mouth
Eppiglottis
Larynx

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9
Q

What is the phrenic nerve?

A

A nerve that innervates the diaphragm, crucial for breathing.

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10
Q

What is hypoxic drive?

A

A mechanism that stimulates breathing in response to low oxygen levels.

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11
Q

What is hypoxia?

A

A deficiency in the amount of oxygen reaching the tissues.

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12
Q

What is hypoxemia?

A

A deficiency of oxygen in the blood.

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13
Q

What is acidosis?

A

A condition characterized by an excess of acid in the body fluids.

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14
Q

What is hypercarbia?

A

An excess of carbon dioxide in the bloodstream.

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15
Q

What is the most common cause of airway obstruction in an unconscious patient?

A

The tongue falling back into the throat.

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16
Q

What are the signs and symptoms of hypoxia?

A

Symptoms may include confusion, restlessness, and cyanosis.

17
Q

What are oxygen adjuncts, flow rates, and percentage of oxygen delivered?

A

Devices and methods used to provide supplemental oxygen.

18
Q

What is pleural effusion?

A

The accumulation of fluid in the pleural space.

19
Q

What is albuterol?

A

A medication used to treat bronchospasm.

20
Q

What is alkalosis?

A

A condition characterized by an excess of base in the body fluids.

21
Q

What is wheezing?

A

A high-pitched sound made while breathing, often indicating airway obstruction.

22
Q

What are rales?

A

Abnormal lung sounds, often described as crackling or rattling.

23
Q

What are rhonchi?

A

Low-pitched, snore-like sounds indicating airway obstruction.

24
Q

What are crackles?

A

Short, explosive sounds heard during inhalation.

25
Q

What is stridor?

A

A high-pitched, wheezing sound caused by disrupted airflow.

26
Q

What is acute hyperventilation syndrome?

A

A condition characterized by rapid breathing leading to decreased carbon dioxide levels.

27
Q

What is dyspnea?

A

Difficult or labored breathing.

28
Q

What is respiration?

A

The process of inhaling and exhaling air.

29
Q

What is oxygenation?

A

The process of adding oxygen to the body.

30
Q

What is ventilation?

A

The process of moving air in and out of the lungs.

31
Q

What are adventitious breath sounds?

A

Abnormal sounds heard during respiration.

32
Q

What is the anatomy of the mediastinum?

A

The central compartment of the thoracic cavity.

33
Q

What is COPD?

A

Chronic Obstructive Pulmonary Disease, a group of lung diseases that block airflow.

34
Q

What is emphysema?

A

A type of COPD characterized by damage to the alveoli.

35
Q

What is chronic bronchitis?

A

A type of COPD characterized by chronic cough and mucus production.