Ch 22 Respiratory Tract Infections Neoplasms Ans Childhood Disorders

Question 0

Pleurisy

Answer 0

Aka pleuritis an inflammation of the pleura the lining of the pleural cavity surrounding the lungs the infected lung thickens and the pleura rubs against the thorax and causes pain with breathing

Sharp stabbing pain that gets worse with deep breathing

Question 1

How are “cold viruses” spread

Answer 1

Typically viruses of upper respiratory system spread by touching of infected person bodily fluid spread from person to person

Question 2

Differences bet viral and bacterial pneumonia

Answer 2

Bacterial causes fluid in the lungs cause heparizatiin of lungs bacteria inflammation + blood cells in alveolar wall fluid filled pus fills air space

Viral lumen is more open dilated capillaries with interstitial edema

Question 3

Common causes of bacterial pneumonia

Answer 3

Are less common but more serious

Caused by streptococcus pneumoniae pneumocystis jiroveci staphylococcus aureus

Critically + chronically ill pt more receptive to binding microorganisms

Smoking, antibiotic therapy that alters normal bacteria flora

Chronic bronchitis

Question 4

Pneumonia impact flow of gases

Answer 4

Pneumonia is inflammation of the lungs structure alveoli + bronchioles

Fluid in the lungs

This causes air to fight its way in through inflamed lung structures this lead to poor gas exchange