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ch13 Microbe-human interaction
Sequence of infection
5
Microbiology
Undergraduate 1
04/03/2012

Additional Microbiology Flashcards

 


 

Cards

Term
1. PORTALS OF ENTRY

*Most of the time these are the same areas that also support normal flora, i.e; skin, GI tract, respiratory tract, urogenital tract
Definition
Skin, conjunctiva, GI, respiratory, urogenital
Term
2. INFECTIOUS DOSE
Definition
Minimum # of microbes required for infection to proceed
Term
3. ATTACHING TO THE HOST
Definition
Sites for adhesion to host; (B) fimbriae & capsules; (V) receptors; (P) cilia
Term
4. SURVIVING HOST DEFENSES
Definition
Term
Diseases of portal of entry
Definition
°°SKIN: Needs a break in the skin- bite,abrasion,needle, etc
°°CONJUNCTIVA: outer covering eye.
Ex: Haemophilus aegypticus (pink eye), Chlamydia trachomatis (trachoma), Neisseria gonorrhoeae.
°°GI: (bacteria & virus)
Ex: Shigella, Salmonella, Vibrio, some Escherichia coli, Entamoeba histolytica, Giardia lamblia, polio virus, hepatitis A, rotovirus
RESPIRATORY TRACT: streptococcal (B) (throat), meningitis, diphtheria, whooping cough (B); influenza, measles, mumps, rubella, chickenpox, common cold.
Pneumonia causing: Streptococcus pneumoniae (B), Klebsiella (B), Mycoplasma (B), Cryptococcus (F), Pneumocystis (F), Histoplasma (F), Mycobacteria
UROGENITAL TRACT: Human papillomavirus, Trichomoniasis, Chlamydiosis, Herpes simplex, Gonorrrhea, Hepatitis B, Syphilis, AIDS, yeast
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