2026 STUDY GUIDE REVIEW
◉ In the lungs, oxygen causes ___________ and carbon dioxide causes
____________. Answer: vasodilation
vasoconstriction
*opposite in periphery!
◉ You are performing exercises with a pt who has pulmonary
hypertension. He is experiencing a drop in blood pressure and
dizziness. What is happening?. Answer: 1) increasing hypoxia is
causing more pulmonary vasoconstriction
2) as pulmonary vascular resistance increases, right ventricular
stroke volume decreases
3) decrs in blood volume from R side of heart causes decrs in
oxygenated blood volume on L side
4) leads to decrs cardiac output and drop in BP
◉ cystic fibrosis. Answer: disease that causes persistent lung
infections and limits the ability to breathe over time
,◉ T or F: cystic fibrosis is progressive. Answer: T
◉ CF is autosomal _________. Answer: recessive
◉ What is the most common lethal genetic disease in Caucasian
populations?. Answer: cystic fibrosis
◉ Those with CF are on ___________ precautions. Answer: reverse
-you are protecting them by masking
◉ What is the ultimate treatment for CF?. Answer: lung transplant
◉ How is CF diagnosed?. Answer: Sweat chloride test
-CF causes a lot of salt to be lost in the sweat
◉ What are some other treatments for CF besides a lung transplant?
(3). Answer: 1) bronchodilators
2) airway clearance techniques
3) mucolytics
◉ What are some common symptoms of CF? (5). Answer: -salty
tasting skin
, -persistent cough (can be productive)
-frequent lung infections
-SOB, wheezing, decrs breath sounds
-clubbing
◉ bronchiectasis. Answer: permanent dilation of the bronchi from
the destruction of the muscular and elastic properties of the lung
◉ What happens to the bronchial walls in bronchiectasis? What
about the mucociliary blanket?. Answer: -they become thicker
-mucociliary blanket becomes impaired
-this causes hypersecretion of purulent sputum and bacterial
colonization
◉ What is the clinical presentation of bronchiectasis?. Answer: -
persistent production of large volumes of secretions
-frequent hemoptysis
-recurrent infections
◉ Restrictive lung disease involves the...(3). Answer: thorax
rib cage
spine