Kathleen Jackson
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Module 2 EOT Exam Revision

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Kathleen Jackson
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2808NRS Human Pathophysiology and Pharmacology 2 (Module 2)

Frage 1 von 89

1

What is a low level of arterial oxygen termed?

Wähle eine der folgenden:

  • hypocapnia

  • hypoxaemia

  • normoxia

  • hypoxia

Erklärung

Frage 2 von 89

1

Central cyanosis:

Wähle eine der folgenden:

  • is due to the formation of excess oxyhaemoglobin

  • describes bluing colouration in the lips and linings of the mouth

  • is a consequence of cyanide poisoning

  • all answers are correct

Erklärung

Frage 3 von 89

1

Blood is considered to be acidotic as soon as:

Wähle eine der folgenden:

  • blood pH remains at 7.4, but signs of acidosis are otherwise evident

  • blood pH rises above 7.4

  • blood pH falls below 7.0

  • blood pH falls below 7.35

Erklärung

Frage 4 von 89

1

Orthopnoea is:

Wähle eine der folgenden:

  • noisy breathing with stridor or rhonchi.

  • difficulty breathing when lying down.

  • waking up suddenly, coughing, and struggling for breath.

  • very deep, rapid respirations.

Erklärung

Frage 5 von 89

1

Digital clubbing is a sign of:

Wähle eine der folgenden:

  • chronic hypocapnia

  • chronic hyperoxia

  • chronic hypoxia

  • chronic hypercapnia

Erklärung

Frage 6 von 89

1

A 65-year-old female with emphysema presents to the ED for difficulty breathing. Physical exam reveals bluish skin and mucous membranes. This condition is referred to as:

Wähle eine der folgenden:

  • haemoptysis

  • hypothermia

  • cyanosis

  • haematemesis

Erklärung

Frage 7 von 89

1

A 10-year-old female develops pneumonia following a urinary tract infection. Physical exam reveals subcostal and intercostal retractions. She reports that breathing is difficult and she feels she cannot get enough air. This condition is referred to as:

Wähle eine der folgenden:

  • hyperpnoea

  • dyspnoea

  • orthopnoea

  • cyanosis

Erklärung

Frage 8 von 89

1

Reduced oxygenation of arterial blood is called:

Wähle eine der folgenden:

  • hypoxaemia

  • ischaemia

  • hypoxia

  • hypocapnia

Erklärung

Frage 9 von 89

1

Paroxysmal nocturnal dyspnoea generally occurs with:

Wähle eine der folgenden:

  • left ventricular failure

  • hypertension

  • pulmonary fibrosis

  • asthma

Erklärung

Frage 10 von 89

1

A 30-year-old male is experiencing respiratory failure. Which of the following lab values would be expected?

Wähle eine der folgenden:

  • low Pa O2

  • normal blood pH

  • low PaCO2

  • electrolyte imbalances

Erklärung

Frage 11 von 89

1

A 1-year-old female is diagnosed with croup. Which of the following symptoms is most likely present?

Wähle eine der folgenden:

  • respiratory stridor and barking cough

  • haemoptysis and mucus production

  • high fever and dry cough

  • drooling and snoring

Erklärung

Frage 12 von 89

1

A 30-year-old male prison inmate contracted tuberculosis during an outbreak. The organism that caused this condition is a:

Wähle eine der folgenden:

  • fungus

  • bacterium

  • parasite

  • virus

Erklärung

Frage 13 von 89

1

A 1-year-old female is diagnosed with croup. The most likely cause of this disease is:

Wähle eine der folgenden:

  • acute hyperventilation

  • bacterial infection

  • viral infection

  • allergy

Erklärung

Frage 14 von 89

1

A 6-month-old female presents with rhinorrhoea, cough, poor feeding, lethargy and fever. She is diagnosed with bronchiolitis. Which of the following is most likely causing her condition?

Wähle eine der folgenden:

  • parainfluenza virus

  • respiratory syncytial virus

  • group A beta-haemolytic streptococcus

  • haemophilus B influenzae

Erklärung

Frage 15 von 89

1

This condition is an inflammatory response with extensive mucus production and submucosal oedema, resulting in widespread obstruction of bronchioles. It is of particular concern when present in infants.

Wähle eine der folgenden:

  • bronchiolitis

  • tonsillitis

  • histoplasmosis

  • pneumonia

Erklärung

Frage 16 von 89

1

Pneumonia is caused by:

Wähle eine der folgenden:

  • chronic lung changes seen with ageing

  • atelectasis

  • viral or bacterial infections

  • use of anaesthetic agents in surgery

Erklärung

Frage 17 von 89

1

What disease of the lungs is a contagious, airborne bacterial infection that causes fibrotic, calcified lesions that are visible on an X-ray?

Wähle eine der folgenden:

  • legionellosis

  • tuberculosis

  • diphtheria

  • lobar pneumonia

Erklärung

Frage 18 von 89

1

This condition involves inflammation of the larynx, trachea and bronchi; is also known as laryngotracheobronchitis; involves copious mucus secretion; has a distinctive barking cough; and is potentially dangerous in infants.

Wähle eine der folgenden:

  • rhinitis

  • laryngeal pneumonia

  • croup

  • pertussis

Erklärung

Frage 19 von 89

1

A 50-year-old male with a 30-year history of smoking was diagnosed with lung cancer. He was previously exposed to air pollution, asbestos and radiation at his job. Which of the following most likely had the greatest impact on development of his cancer?

Wähle eine der folgenden:

  • radiation

  • cigarette smoke

  • asbestos

  • air pollution

Erklärung

Frage 20 von 89

1

Which type of lung cancer is most commonly associated with a history of smoking?

Wähle eine der folgenden:

  • small cell carcinoma

  • squamous cell carcinoma

  • mesothelioma

  • adenocarcinoma

Erklärung

Frage 21 von 89

1

Clinical manifestations of acute sinusitis usually include:

Wähle eine der folgenden:

  • bad breath and sore throat

  • copious frothy sputum and dyspnoea

  • severe localized pain in the facial bone and tenderness in the face

  • serous nasal discharge and chronic cough

Erklärung

Frage 22 von 89

1

What are typical signs and symptoms of epiglottitis?

Wähle eine der folgenden:

  • Sudden fever, sore throat, and drooling saliva

  • Hyperinflation of the chest and stridor

  • Hoarse voice and barking cough

  • Sneezing, mild cough, and fever

Erklärung

Frage 23 von 89

1

A nurse is providing care for an older, previously healthy adult male has been diagnosed with pneumococcal pneumonia. Which of the following signs and symptoms is the nurse most likely to encounter?

Wähle eine der folgenden:

  • The patient will lack lung consolidation and will have little sputum production.

  • High fever and chills, productive cough, crackles progressing to absence of breath sounds in affected lobes.

  • Copious bloody sputum and diffuse chest pain and may lose his cough reflex.

  • Hypotensive and afebrile and may manifest cognitive changes.

Erklärung

Frage 24 von 89

1

What would be the most effective compensation for chronic respiratory acidosis?

Wähle eine der folgenden:

  • The kidneys reabsorbing more hydrogen ions

  • The kidneys producing more lactic acid

  • The kidneys eliminating more bicarbonate ions

  • The kidneys producing more bicarbonate ions

Erklärung

Frage 25 von 89

1

Which patient is most likely to have abnormalities in breathing regulation?

Wähle eine der folgenden:

  • A 23-year-old male who has an injury to his frontal lobe following a sports injury

  • A 66-year-old male with temporal lobe infarcts secondary to a stroke

  • A 34-year-old male with damage to his upper and lower pons following a blow to the back of the head

  • A 45-year-old female with a spinal cord injury at C7 following a motor vehicle accident

Erklärung

Frage 26 von 89

1

The production of yellowish-green, cloudy, thick sputum is often an indication of:

Wähle eine der folgenden:

  • damage of lung tissue due to smoking

  • emphysema

  • bacterial infection

  • cancer tumour

Erklärung

Frage 27 von 89

1

A 50-year-old male with diabetes did not take his medication and is now in metabolic acidosis. He is experiencing Kussmaul respirations that can be characterised by:

Wähle eine der folgenden:

  • very slow inhalations and rapid expirations.

  • rapid respirations with periods of apnoea.

  • an increased ventilatory rate, large tidal volumes and no expiratory pause.

  • audible wheezing or stridor.

Erklärung

Frage 28 von 89

1

Which of the following describes lobar pneumonia?

Wähle eine der folgenden:

  • Opportunistic bacteria causing low-grade fever with cough and thick greenish sputum

  • Viral infection causing nonproductive cough and pleuritic pain

  • Insidious onset, diffuse interstitial infection

  • Sudden onset of fever and chills, with rales and rusty sputum

Erklärung

Frage 29 von 89

1

What are early signs and symptoms of infectious rhinitis?

Wähle eine der folgenden:

  • Copious purulent sputum, particularly in the morning.

  • Serous nasal discharge, congestion, and sneezing.

  • Harsh barking cough and wheezing.

  • Purulent nasal discharge and periorbital pain.

Erklärung

Frage 30 von 89

1

Anxiety-provoked hyperventilation will:

Wähle eine der folgenden:

  • increase PCO2 quite markedly, and increase PO2 to a similar extent

  • decrease PCO2 quite markedly, and increase PO2 to small extent

  • increase PO2 significantly, and increase PCO2 slightly

  • will not affect PCO2 but will increase PO2 significantly

Erklärung

Frage 31 von 89

1

A 20-year-old male is in acute pain. An arterial blood gas reveals decreased carbon dioxide levels. Which of the following is the most likely cause?

Wähle eine der folgenden:

  • hypoventilation

  • hyperventilation

  • pain neurons producing bicarbonate buffer

  • apnoea

Erklärung

Frage 32 von 89

1

Changes in PCO2 tend to affect the pH of blood.

Wähle eine der folgenden:

  • False, blood pH is largely unaffected by PCO2.

  • True, and decreases in PCO2 tend to decrease pH.

  • True, and increases in PCO2 tend to decrease blood pH.

  • True, and increases in PCO2 tend to increase pH.

Erklärung

Frage 33 von 89

1

Obstruction in the upper airway is usually indicated by:

Wähle eine der folgenden:

  • rales

  • wheezing

  • stridor

  • orthopnoea

Erklärung

Frage 34 von 89

1

A 28-year-old male complains to his GP that he has had a cold for a week and is coughing up bloody secretions. This condition is referred to as:

Wähle eine der folgenden:

  • haematemesis.

  • haemoptysis.

  • cyanosis.

  • rhinitis.

Erklärung

Frage 35 von 89

1

How does severe hypoxia develop with pneumonia?

Wähle eine der folgenden:

  • Oxygen diffusion is impaired by the congestion

  • Acidosis depresses respirations

  • Too painful to breath

  • Inflammatory exudate absorbs oxygen from the alveolar air

Erklärung

Frage 36 von 89

1

A 20-year-old male presents to his GP complaining of shortness of breath when lying down. This condition is referred to as:

Wähle eine der folgenden:

  • dyspnoea on exertion.

  • orthostatic tachypnoea.

  • orthopnoea.

  • sleep apnoea.

Erklärung

Frage 37 von 89

1

A pneumonia that occurs 48 hours or more after admission to the hospital is considered

Wähle eine der folgenden:

  • hospital-acquired pneumonia.

  • health care–associated.

  • viral pneumonia.

  • community-acquired pneumonia.

Erklärung

Frage 38 von 89

1

What would hypercapnia cause?

Wähle eine der folgenden:

  • Respiratory acidosis

  • Decreased respirations

  • Decreased carbonic acid in the blood

  • Increased blood Ph

Erklärung

Frage 39 von 89

1

Light bubbly or crackling breathing sounds associated with serous secretions are called:

Wähle eine der folgenden:

  • rhonchi

  • wheezing

  • rales

  • stridor

Erklärung

Frage 40 von 89

1

The extrinsic form of asthma is characterised by:

Wähle eine der folgenden:

  • the release of chemical mediators from immune cells in lung tissue

  • an autonomic nervous system imbalance

  • the dominance of the parasympathetic stimulation of the airways

  • a tendency to develop in older individuals

Erklärung

Frage 41 von 89

1

Which one of the following antiasthma agents acts directly on intracellular cAMP levels?

Wähle eine der folgenden:

  • Methylxanthines

  • β agonists

  • Leukotriene receptor antagonists

  • Muscarinic antagonists

Erklärung

Frage 42 von 89

1

A 13-year-old female is diagnosed with asthma. Which of the following should she recognise as part of an asthmatic attack?

Wähle eine der folgenden:

  • bradycardia

  • headache

  • chest pain

  • wheezing

Erklärung

Frage 43 von 89

1

Asthma is thought to be caused by:

Wähle eine der folgenden:

  • an autosomal recessive trait.

  • excessive use of antibiotics as a young child.

  • interactions between genetic and environmental factors.

  • autoimmunity.

Erklärung

Frage 44 von 89

1

In asthma, _____ is (are) reduced.

Wähle eine der folgenden:

  • dead space

  • expiratory flow rates

  • lung volumes

  • air trapping

Erklärung

Frage 45 von 89

1

A 52-year-old female presents with chronic bronchitis. Tests reveal closure of the airway during expiration. This condition is most likely caused by:

Wähle eine der folgenden:

  • thinning smooth muscle in the bronchioles

  • hyperventilation

  • ventilation-perfusion mismatch

  • thick mucus from hypertrophied glands

Erklärung

Frage 46 von 89

1

Individuals with a recent diagnosis of emphysema most often present with:

Wähle eine der folgenden:

  • dyspnoea

  • cyanosis

  • cor pulmonale

  • a productive cough

Erklärung

Frage 47 von 89

1

A 53-year-old male with a 20-year history of smoking is diagnosed with emphysema. His airways are obstructed because of:

Wähle eine der folgenden:

  • infection and inflammation

  • airway oedema

  • excessive mucous production

  • loss of elastic recoil

Erklärung

Frage 48 von 89

1

A 60-year-old female with emphysema is having difficulty expiring a given volume of air. She is most likely experiencing _____ pulmonary disease.

Wähle eine der folgenden:

  • restrictive

  • pleuritic

  • atelectatic

  • obstructive

Erklärung

Frage 49 von 89

1

A 45-year-old male presents with chronic bronchitis of 5 months’ duration. Which of the following is most likely to cause this condition?

Wähle eine der folgenden:

  • cigarette smoke

  • chronic asthma

  • air pollution

  • recurrent pneumonia

Erklärung

Frage 50 von 89

1

Which of the following activities does NOT require muscle contractions and energy?

Wähle eine der folgenden:

  • Forced expiration

  • Quiet expiration

  • Quiet inspiration

  • Forced inspiration

Erklärung

Frage 51 von 89

1

Which of the following causes bronchodilation?

Wähle eine der folgenden:

  • Drugs that block b2-adrenergic receptors

  • Noradrenaline

  • Histamine

  • Parasympathetic nervous system

Erklärung

Frage 52 von 89

1

What is the pathophysiology of an acute attack of extrinsic asthma?

Wähle eine der folgenden:

  • Hyporesponsive mucosa

  • Continuous severe attacks unresponsive to medication

  • A hypersensitivity reaction involving release of chemical mediators

  • Gradual degeneration and fibrosis

Erklärung

Frage 53 von 89

1

Which of the following is typical of progressive emphysema?

Wähle eine der folgenden:

  • Tidal volume increases.

  • Forced expiratory volume increases.

  • Residual lung volume increases.

  • Vital capacity increases.

Erklärung

Frage 54 von 89

1

Cystic fibrosis is transmitted as a/an:

Wähle eine der folgenden:

  • chromosomal defect.

  • X-linked recessive gene.

  • autosomal dominant gene.

  • autosomal recessive gene.

Erklärung

Frage 55 von 89

1

Infant respiratory distress syndrome is initiated by:

Wähle eine der folgenden:

  • excessive production of mucus and elastic tissue

  • insufficient production of mucus and elastic tissue

  • excessive production of surfactant

  • insufficient production of surfactant

Erklärung

Frage 56 von 89

1

An iatrogenic cause of pulmonary oedema is:

Wähle eine der folgenden:

  • left sided heart failure

  • trauma resulting in pulmonary bleeding

  • incorrect insertion of nasogastric feeding tube

  • kidney failure

Erklärung

Frage 57 von 89

1

The term atelectasis describes:

Wähle eine der folgenden:

  • fibrotic restriction on lung expansion

  • over inflation of the lungs

  • dilation of bronchi, but not of alveoli

  • partial or complete collapse of a lung

Erklärung

Frage 58 von 89

1

These inhaled particles are not able to be removal via phagocytosis, an are able to penetrate the alveolar wall. Prolonged exposure may lead to mesothelioma.

Wähle eine der folgenden:

  • asbestos fibres

  • coal dust particles

  • silicate particles

  • all answers are correct

Erklärung

Frage 59 von 89

1

Restrictive lung disorders may be divided into two groups based on:

Wähle eine der folgenden:

  • patient history of obesity and exposure to other COPD.

  • previous lung disease and cardiovascular disorders.

  • anatomical abnormality and lung disease damage, impairing expansion.

  • smoking history and congenital defects.

Erklärung

Frage 60 von 89

1

Which of the following is a manifestation of a simple closed pneumothorax?

Wähle eine der folgenden:

  • Asymmetrical chest movements

  • Tracheal deviation toward the unaffected lung

  • Increased breath sounds on the affected side

  • Decreased respiratory rate

Erklärung

Frage 61 von 89

1

What is caused by frequent inhalation of irritating particles such as silica?

Wähle eine der folgenden:

  • Frequent bronchospasm

  • Fibrosis and loss of compliance

  • Distorted shape of the thorax

  • Increased number of mucus-producing glands

Erklärung

Frage 62 von 89

1

Pulmonary oedema causes severe hypoxia because of:

Wähle eine der folgenden:

  • interference with expansion of the lungs

  • decreased diffusion of carbon dioxide from the alveoli

  • decreased recoil of lungs and ineffective expiration

  • constant cough and haemoptysis

Erklärung

Frage 63 von 89

1

A COPD patient asks what medications are prescribed to help his breathing.

Wähle eine der folgenden:

  • Atenolol, a beta-blocker

  • Salbutemol, a bronchodilator

  • Alprazolam, a benzodiazepine

  • Sildenafil, a vasodilator

Erklärung

Frage 64 von 89

1

Which of the following residents of a long-term care facility is most likely to be exhibiting the signs and symptoms of chronic obstructive pulmonary disease (COPD)?

Wähle eine der folgenden:

  • An 81-year-old male who has a productive cough and recurrent respiratory infections

  • A 79-year-old lifetime smoker who is complaining of shortness of breath and pain on deep inspiration

  • An 81-year-old smoker who has increased exercise intolerance, a fever, and increased white blood cells

  • An 88-year-old female who experiences acute shortness of breath and airway constriction when exposed to tobacco smoke

Erklärung

Frage 65 von 89

1

The primary pathophysiological problem faced by sufferers of emphysema is:

Wähle eine der folgenden:

  • bronchoconstriction

  • lack of expiratory recoil

  • inability to draw sufficient air into the upper airways

  • occlusion due to excessive mucus production

Erklärung

Frage 66 von 89

1

Which of the following should not be applied, or advised, to someone suffering chronic bronchitis?

Wähle eine der folgenden:

  • keep well hydrated

  • cough suppressant

  • bronchodilator

  • mucolytic agents

Erklärung

Frage 67 von 89

1

A patient is in an urgent care center with an acute asthma attack, which medication will be used for initial treatment?

Wähle eine der folgenden:

  • An anticholinergic such as ipratropium

  • A short-acting beta2 agonist

  • A corticosteroid

  • A long-acting beta2 agonist

Erklärung

Frage 68 von 89

1

A group of common chronic respiratory disorders characterized by tissue degeneration and respiratory obstruction is called:

Wähle eine der folgenden:

  • Mesothelioma

  • COPD

  • CF

  • Pulmonary fibrosis

Erklärung

Frage 69 von 89

1

All of the following are expected with infant respiratory distress syndrome EXCEPT:

Wähle eine der folgenden:

  • fluid and protein in the alveoli

  • pulmonary vasoconstriction

  • severe hypoxia

  • respiratory alkalosis

Erklärung

Frage 70 von 89

1

________ describes any parenchymal lung disease caused by inhalation of inorganic dusts.

Wähle eine der folgenden:

  • Pneumonia

  • Infant Respiratory Distress syndrome

  • Pneumoconiosis

  • Hypersensitive pneumonitis

Erklärung

Frage 71 von 89

1

Which of the following clinical findings would be most closely associated with a client who has interstitial lung disease in comparison to chronic obstructive pulmonary disease (COPD)?

Wähle eine der folgenden:

  • Increased FVC

  • Reduced FEV1/FVC

  • Decreased total lung capacity

  • Reduced expiratory flow rates

Erklärung

Frage 72 von 89

1

Transudative pleural effusion arises because of:

Wähle eine der folgenden:

  • constriction of bronchial airways

  • decreased levels of proteins in blood

  • decreased capillary hydrostatic pressure

  • all answers are correct

Erklärung

Frage 73 von 89

1

Cystic fibrosis, as manifested in the lungs, is characterised by:

Wähle eine der folgenden:

  • hyperplasia of smooth muscle cells

  • presence of abnormally viscous mucus

  • an abnormal fibrotic response

  • production of copious watery mucus

Erklärung

Frage 74 von 89

1

Which of the following is NOT a cause of pulmonary oedema?

Wähle eine der folgenden:

  • Hyperproteinemia

  • Left-sided congestive heart failure

  • Inhalation of toxic gases

  • Excessive blood volume (overload)

Erklärung

Frage 75 von 89

1

Which statement does NOT apply to emphysema?

Wähle eine der folgenden:

  • The surface area available for gas exchange is greatly reduced.

  • A genetic defect may lead to breakdown of elastic fibers.

  • Expiration is impaired.

  • The ventilation/perfusion ratio remains constant.

Erklärung

Frage 76 von 89

1

During an acute asthma attack, how does respiratory obstruction occur?
1. Relaxation of bronchial smooth muscle
2. Edema of the mucosa
3. Increased secretion of thick, tenacious mucus
4. Contraction of elastic fibers

Wähle eine der folgenden:

  • 1, 2

  • 1, 3

  • 2, 3

  • 2, 4

Erklärung

Frage 77 von 89

1

Alpha-1 antitrypsin deficiency is associated with:

Wähle eine der folgenden:

  • asthma

  • emphysema

  • cystic fibrosis

  • chronic bronchitis

Erklärung

Frage 78 von 89

1

Why does asthma result in fluid accumulation in the pulmonary interstitium?

Wähle eine der folgenden:

  • because of pulmonary artery hypotension.

  • because of increased capillary permeability.

  • because of increased, internal mucous secretion.

  • None of the above; fluid may accumulate within the lumen of the airways, but it does not accumulate in the lung interstitium.

Erklärung

Frage 79 von 89

1

A patient is admitted for a relapse for sarcoidosis. Knowing this is usually caused by an inflammatory process, the nurse can anticipate administering.

Wähle eine der folgenden:

  • a corticosteroid.

  • an salmeterol inhaler.

  • aspirin.

  • a bronchodilator.

Erklärung

Frage 80 von 89

1

Which of the following statements best captures the etiology of the acute response phase of extrinsic (atopic) asthma?

Wähle eine der folgenden:

  • Chemical mediators are released from presensitized mast cells.

  • IgG production is heightened as a consequence of exposure to an allergen.

  • Epithelial injury and edema occur along with changes in mucociliary function.

  • Airway remodeling results in airflow limitations.

Erklärung

Frage 81 von 89

1

What is the cause of chronic bronchitis?

Wähle eine der folgenden:

  • Deficit of enzymes, preventing tissue degeneration.

  • Hypersensitivity to parasympathetic stimulation in the bronchi.

  • Chronic irritation, inflammation, and recurrent infection of the larger airways.

  • A genetic defect causing excessive production of mucus.

Erklärung

Frage 82 von 89

1

Destruction of alveolar walls and septae is a typical change in:

Wähle eine der folgenden:

  • cystic fibrosis.

  • emphysema.

  • acute asthma.

  • chronic bronchitis.

Erklärung

Frage 83 von 89

1

With a tension pneumothorax, which factors contribute to severe hypoxia?

Wähle eine der folgenden:

  • More air leaving the pleural cavity on expiration than entering with inspiration.

  • Shift of the mediastinal contents toward the affected lung.

  • Decreasing compression of the inferior vena cava.

  • Continually increasing pressure on the unaffected lung.

Erklärung

Frage 84 von 89

1

Hypertrophy of goblet cells, decreased activity of the mucociliary escalator, and cor pulmonale, are most likely to occur in:

Wähle eine der folgenden:

  • acute bronchitis

  • chronic bronchitis

  • asthma

  • early stage emphysema

Erklärung

Frage 85 von 89

1

Why does cor pulmonale develop with chronic pulmonary disease?

Wähle eine der folgenden:

  • Demands on the left ventricle are excessive.

  • Pulmonary fibrosis and vasoconstriction increase vascular resistance.

  • Blood viscosity is increased, adding to cardiac workload.

  • The right ventricle pumps more blood than the left ventricle.

Erklärung

Frage 86 von 89

1

Loss of interstitial elasticity in the lungs is a hallmark of:

Wähle eine der folgenden:

  • emphysema

  • chronic bronchitis

  • asthma

  • all of the above

Erklärung

Frage 87 von 89

1

Which of the following is typical of chronic bronchitis?

Wähle eine der folgenden:

  • Decreased activity of the mucous glands

  • Overinflation of bronchioles

  • Air trapping by excessive mucus plugs

  • Formation of blebs or bullae on the lung surface

Erklärung

Frage 88 von 89

1

A physician is providing care for a child who has a diagnosis of cystic fibrosis (CF). Place the following pathphysiological events of CF in chronological order.
1) Airway obstruction
2) Recurrent pulmonary infections
3) Impaired Cl transport
4) Decreased water content of mucociliary blanket
5) Increased Na+ absorption

Wähle eine der folgenden:

  • 1,4,3,5,2

  • 5,3,4,1,2

  • 3,5,4,1,2

  • 3,4,5,1,2

Erklärung

Frage 89 von 89

1

What causes the expanded anteroposterior (A-P) thoracic diameter (barrel chest) in patients with emphysema?

Wähle eine der folgenden:

  • Dilated bronchi and increased mucous secretions

  • Recurrent damage to lung tissues

  • Air trapping and hyperinflation

  • Persistent coughing to remove mucus

Erklärung