Microbiology Ch 20
HIV infects which cells?
T cells leukocyte cell tissue cells stem cells CD4 receptors
What is the mode of action for integrase inhibitors
prevent formation of the provirus
Name the three types of plagues
Bubonic Septicemic Pneuomonic
What are the symptoms of lyme disease
Bulls eye rash and flu like symptoms Mimics neuromuscular rheumatoid condition and burrows into cartilage May also cause memory loss
Q fever is caused by _____ The Q in Q fever stands for ________
Coxiella burnetii Query
What vector transmits Borrelia burgdorferi
Deer tick
T/F The cardiovascular system contains beneficial bacteria that will help protect from septicemia
False
What vector, if involved, transmits the plague?
Fleas
What does HAART stand for
Highly Active Anti-Retroviral Treatment
If you looked at a blood smear under the microscope of a person that has mono, what would be unusual
Lobed nuclei
What is the mode of action for fusion inhibitors
Prevents the fusion of the viral envelope and cell membrane
Both ________ and _______ produce endospores and are used in biological warfare
Q fever anthrax
The hemorrhagic fevers are all caused by what type of virus?
RNA enveloped virus
List the 4 inhibitors used to treat HIV
Reverse Transcriptase Protease inhibitors Fusion inhibitors Integrase inhibitors
Rocky mountain spotted fever is caused by the bacterium _________
Rickettsia Rickettsii
How is it that some people can be exposed to, yet not contract HIV
They lack CCR5
T/F Acute bacterial endocartitis is dangerous because infection and death can occur in days, while subacute bacterial endocartitis develops slowly over a period of weeks
True
T/F Septic shock is indicated by a drop in blood pressure caused by the release of bacterial endotoxins as bacteria die
True
Which bacterium causes the plague?
Yersinia pestis
What is the mode of action for protease inhibitors
block the HIV enzyme involved in cutting capsid proteins to functional sizes so the virus cant be assembled properly and is abnormal
Which Herpes virus is the Epstein-Barr virus?
human herpes virus 4 - mononucleosis
What is the mode of action for Reverse Transcriptase
reverse transcription; RNA to DNA