Pulmonary emphysema is characterized by a number of derangements of pulmonary structure and function. Which of the following is NOT a feature of pulmonary emphysema?
A. Chronic inflammation of bronchioles leads to trapping of air in the lungs.
B. Flow of air in and out of the lungs is greatly increased.
C. Nonuniform ventilation of alveoli reduces the efficiency of ventilation.
D. Enlargement of air spaces and reduction of capillary surface area within the lungs reduces the efficiency of gas exchange.
E. A loss of lung elasticity requires active expiratory effort.
B
You might also like to view...
A woman who wishes to become pregnant again consults with the nurse about preventing her child from being born with clubfoot. She has two other children, both treated for this disorder. Which information does the nurse provide about preventing clubfoot?
A. Avoid secondhand cigarette smoke while pregnant B. Fetal positioning in utero cannot be controlled C. Getting enough folic acid early in pregnancy is advisable. D. The disorder is genetic so no prevention is available.
The school nurse cares for students with physical challenges and suspects that the needs for physical safety are not being adequately met for several students in the home environment
Which assessment findings support the nurse's concern? Select all that apply. A) Wearing the same clothes to school several days of the week B) Limited arm range of motion C) Scrapes on knees caused be falling from a bicycle D) Hand burn from touching a hot stove E) Lunch contains leftovers from previous evening dinner
Ordered: 10,000 units of heparin in 250 mL D5W infusing at 22 mL/h via pump. The hourly rate for this
infusion is _____________. Fill in the blank(s) with correct word
Awareness of posture and changes in equilibrium is known as _______________
Fill in the blank(s) with correct word