121 Week 7 Chapter 11 Respiratory

Objectives• Identify anatomy and physiology of the respiratory

system• Recognize common symptoms of the respiratory

system• Recognize common laboratory and diagnostic tests

for diseases of the respiratory system• Differentiate various diseases of the respiratory

system• Specific diseases covered in class

Chronic BronchitisAsthmaPneumoniaTuberculosisLegionnaire’s disease

Objective # 1 A & P

Objective #2 Common Symptoms

• Breathing irregularities (dyspnea, tachypnea, wheezing)

• Coughs (dry, productive)

• Cyanosis• Fever• Chest pain• Weakness

Objective #3 Common Lab and Diagnostic Tests

Pulmonary function tests Arterial blood gasesPulse oximetry Radiograph, CT, MRIBronchoscopy ThoracentesisNuclear (V/Q) lung scan Culture &

Sensitivity tests

Chronic Bronchitis• Inflammation of the

bronchial mucous membrane

• Caused by cigarette smoking, exposure to dust

• Chronic productive cough, edema, cyanosis, tachypnea

• Productive cough that exists 3 months a year for 2 years

• Symptomatic treatment• May lead to COPD

Asthma

• Recurrent attacks of labored breathing with wheezing and bronchiole spasms

• Pt. displays dyspnea, tachypnea

• Diagnosed by PE, Hx, PFT

• Treatment: with medications

Asthma

Pneumonia• Acute inflammation of

respiratory bronchioles, alveolar, ducts & sacs (inflammation of lungs themselves)

• 6th leading cause of death• Caused by variety of

microorganisms• Pt. displays cough, sputum

production, pleuritic chest pain, fever

• Diagnosed by chest x-ray, sputum, blood cultures

• Treatment depends on etiology

Tuberculosis

Legionnaire’s Disease

“Some say it was radiation. Some say there was acid on the microphone. Some say a combination that turned their hearts to stone. But whatever it was, it drove them to their knees. Oh, Legionnaire’s disease.”

Bob Dylan 1981