Pul Comprehensive Exam Question Guide 100% Verified Answers.
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Module
PUL.
Institution
PUL.
Which of the following is the most common route of lower respiratory tract infection? - correct answer Aspiration of oropharyngeal secretions
Which respiratory alteration is characterized by a circumscribed area of suppuration and destruction of lung parenchyma? - correct answer Absces...
Which of the following is the most common route of lower respiratory tract infection? - correct answer
Aspiration of oropharyngeal secretions
Which respiratory alteration is characterized by a circumscribed area of suppuration and destruction of
lung parenchyma? - correct answer Abscess
Pulmonary edema and pulmonary fibrosis cause hypoxemia by which mechanism? - correct answer
Impairing alveolocapillary membrane diffusion
Which respiratory alteration is not a cause of chest wall restriction? - correct answer Pneumothorax
High altitudes may produce hypoxemia through which mechanism? - correct answer Decreased
inspired oxygen
Pulmonary edema in acute respiratory distress syndrome (ARDS) is the result of an increase in: - correct
answer Capillary permeability
Pulmonary edema usually begins to develop at a pulmonary capillary wedge pressure or left atrial
pressure of how many millimeters of mercury (mm Hg)? - correct answer 20
Respirations that are characterized by alternating periods of deep and shallow breathing are a result of
which respiratory mechanism? - correct answer Decreased blood flow to the medulla oblongata
Which factor contributes to the production of mucus associated with chronic bronchitis? - correct
answer Increased goblet cell size
Which respiratory alteration is associated with decreased exercise tolerance, wheezing, shortness of
breath, and productive cough? - correct answer Chronic bronchitis
, Fluid in the pleural space characterizes which condition? - correct answer Pleural effusion
What results from pulmonary hypertension, creating chronic pressure overload in the right ventricle? -
correct answer Cor pulmonale
Pulmonary artery hypertension (PAH) results from which alteration? - correct answer Narrowed
pulmonary capillaries
The collapse of lung tissue caused by the lack of collateral ventilation through the pores of Kohn is
referred to as what type of atelectasis? - correct answer Absorption
What is the most common cause of pulmonary edema? - correct answer Left-sided heart failure
In tuberculosis, the body walls off the bacilli in a tubercle by stimulating which action? - correct answer
Apoptotic infected macrophages that activate cytotoxic T cells
Which respiratory alteration is characterized by an abnormally enlarged gas-exchange system and the
destruction of the lung's alveolar walls? - correct answer Emphysema
Which respiratory alteration is associated with unexplained weight loss, dyspnea on exertion, use of
accessory muscles, and tachypnea with prolonged expiration? - correct answer Emphysema
In which type of pleural effusion does the fluid become watery and diffuse out of the capillaries because
of increased blood pressure or decreased capillary oncotic pressure? - correct answer Transudative
With a total hemoglobin of 9 g/dL, how many grams per deciliter of hemoglobin must become
desaturated for cyanosis to occur? - correct answer 5
In what form of bronchiectasis do both constrictions and dilations deform the bronchi? - correct answer
Varicose
What causes pneumoconiosis? - correct answer Inhalation of inorganic dust particles
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