Respiratory Tract Flashcards
Respiratory system divided two major parts
1-upper (nose ,pharynx
2-lower(larynx, trachea,bronchial tube ,alveoli)
What is physical factor(unbreakable defens line) cover to number and type of microflora colonizing?
Hair,mucus membrane lining the tract,cilia movement , sneezing coughing oxygen tension in addition innate immunity ,circulating antibodies
Hair,mucus membrane lining the tract,cilia movement , sneezing coughing oxygen tension in addition innate immunity ,circulating antibodies (stabilize natural balance)
Between host immunity and action of pathogens
What happen when staphylococcus and other G+ve find pathaway to deeper respiratory system ?
Causing problem here location and may arrive nervous system and causes meningitis
Ear infection
Enteric bacteria(المسببة لالتهاب الاذن ) causes problem in respiratory and nervous system
Tonsils :
Major front line of defense ومع هذا تصاب هيه الاخرىب G+ve and G-ve
Infection of respiratory tract classified:
Adult or childhood
Accidental or seasonal
Example of childhood infection ;
Bordetella pertussis يعتبر casative agents of whooping cough
Accidental infection :
هي العدوى التي تصيب الانسان في الحياة اليومية
What is microflora of upper part can causes of oppertunistic disease?
-Staphylococcus +ev
-streptococcus+ev
-haemophilus-ev
-Corynebacterium+ev
-Neisseria-ev
-Bacteroides-ev
-Fusobacterium -ev
-Actinomyces-ev
Any type of G+ve and G-ev(______,______,______) causes respiratory infection
-Pneumonia
-Mycoplasma
-Chlamydia
What the factor causes infection in lower respiratory tract ?
-mycobacterium tuberculosis complex
-non specific pneumonia
What pathogen causes tuberculosis
Mycobacterium tuberculosis
What pathogen causes sore throat?
Hemolytic streptococci + G+ve cocci and G-ve bacilli (haemophilus spp)
What causes infection middle an inner ear while normally streile?
Outerear and auditor ear contain normal flora when person sneeze and coughs may reach to the middle and inner causing infection
Why tears decreases the number of microorganisms
Because contain of lysozyme that destroys bacterial cells
التهاب الجيوب الانفية
Sinusitis
الذبحة الصدرية
Plat vincent angina
التهاب اللثة النخري التقرحي الحاد
Acute necrotic ulcerous gingivostomatitis
الخناق
Diphtheria
التهاب لسان المزمار
Epiglottitis
التهاب الشعب او القصبات الهوائية الحاد
Acute bronchitis(bronchilitis)
التفاقم الحاد للانسداد الرئوي المزمن
Acute exacerbation of chronic obstructive pulmonary disease (COPD)
التهاب رئوي
Pneumonia
