ISSUES IN OBESITY, PART 2: Obesity weighs heavily on lung function

doi: 10.1097/01.NURSE.0000407592.73164.64
CE Connection
Author Information

For more than 24 additional continuing education articles related to respiratory topics, go to

Earn CE credit online: Go to nursing and receive a certifi cate within minutes.

Article Outline
Back to Top | Article Outline

INSTRUCTIONS Obesity weighs heavily on lung function


* To take the test online, go to our secure website at

* On the print form, record your answers in the test answer section of the CE enrollment form on page 49. Each question has only one correct answer. You may make copies of these forms.

* Complete the registration information and course evaluation. Mail the completed form and registration fee of $21.95 to: Lippincott Williams & Wilkins, CE Group, 2710 Yorktowne Blvd., Brick, NJ 08723. We will mail your certificate in 4 to 6 weeks. For faster service, include a fax number and we will fax your certificate within 2 business days of receiving your enrollment form.

* You will receive your CE certificate of earned contact hours and an answer key to review your results. There is no minimum passing grade.

* Registration deadline is November 30, 2013.

Back to Top | Article Outline

* Send two or more tests in any nursing journal published by Lippincott Williams & Wilkins together by mail, and deduct $0.95 from the price of each test.

* We also offer CE accounts for hospitals and other healthcare facilities on Call 1-800-787-8985 for details.

Back to Top | Article Outline

Lippincott Williams & Wilkins, publisher of Nursing2011 journal, will award 2.3 contact hours for this continuing nursing education activity.

Lippincott Williams & Wilkins is accredited as a provider of continuing nursing education by the American Nurses Credentialing Center's Commission on Accreditation.

Lippincott Williams & Wilkins is also an approved provider of continuing nursing education by the District of Columbia and Florida #FBN2454. This activity is also provider approved by the California Board of Registered Nursing, Provider Number CEP 11749 for 2.3 contact hours.

Your certificate is valid in all states.

The ANCC's accreditation status of Lippincott Williams & Wilkins Department of Continuing Education refers only to its continuing nursing educational activities and does not imply Commission on Accreditation approval or endorsement of any commercial product.

Obesity weighs heavily on lung function

GENERAL PURPOSE: To provide nurses with information about obesity-related lung disorders. LEARNING OBJECTIVES: After reading this article and taking the test, you should be able to: 1. Discuss alterations in the pulmonary system linked to obesity. 2. Identify pulmonary disorders linked to obesity. 3. List nursing interventions for obese patients with asthma, COPD, and OSA.

1. Adult patients meet the CDC's definition of obesity if their BMI is

a. 18.5.

b. 24.9.

c. 29.9.

d. 31.9.

2. The formula for calculating BMI is

a. [height (m)]2/weight (kg)

b. height (m)/[weight (kg)]2

c. weight (kg)/[height (m)]2

d. [weight (kg)]2/height (m)

3. A patient with a BMI of 27.5 is classified as

a. obesity class I.

b. overweight.

c. normal.

d. underweight.

4. A higher prevalence of obesity is associated with

a. having a higher socioeconomic status.

b. being non-Hispanic white.

c. residing in midwestern states.

d. being Black.

5. The maximum amount of air that can be rapidly and forcefully exhaled after full inspiration is

a. RV.

b. TLC.

c. FVC.

d. FEV1.

6. In extreme obesity without other lung disease, what decreases as weight increases?


b. TLC

c. ERV


7. What isn't typically considered when interpreting pulmonary function test results?

a. weight

b. gender

c. race

d. height

8. The risk of obesity-related disease increases for men with a waist circumference greater than

a. 33 inches.

b. 35 inches.

c. 38 inches.

d. 40 inches.

9. Most patients with asthma have an increase in

a. ERV.

b. FEV1.

c. TV.

d. work of breathing.

10. Leptin affects the body by

a. lowering energy expenditure.

b. stimulating formation of adipocytes.

c. suppressing the appetite.

d. inhibiting release of inflammatory cytokines.

11. The most dramatic improvement of asthma symptoms occurs in morbidly obese patients who've

a. undergone bariatric surgery.

b. exercised on a regular basis.

c. complied with medication regimens.

d. used a nutritionist for meal planning.

12. Fat cells that store almost pure triglycerides are known as

a. hepatocytes.

b. oligodendrocytes.

c. adipocytes.

d. melanocytes.

13. Most patients with COPD exhibit a nonreversible decrease in

a. ERV.

b. TLC.

c. RV.

d. FEV1.

14. The GOLD guidelines recommend starting oxygen therapy for patients with

a. severe asthma.

b. stage IV COPD.

c. FEV1/FVC higher than 0.70.

d. OSA.

15. To decrease the frequency of exacerbations and airway inflammation, patients with severe COPD should be given

a. antibiotics.

b. methylxanthines.

c. inhaled corticosteroids.

d. inhaled bronchodilators.

16. What percentage of patients diagnosed with OSA are obese?

a. 5%

b. 20%

c. 45%

d. 70%

17. The treatment of choice for OSA in obese patients is

a. theophylline.

b. inhaled bronchodilators.

c. systemic corticosteroids.

d. CPAP.

18. What does a patient with OSA experience during sleep?

a. hypocapnia

b. hypocarbia

c. hypoxemia

d. hyperoxia

Figure. No caption a...
© 2011 Lippincott Williams & Wilkins, Inc.