Which of the following is NOT a disease that is horizontally transmitted by a vector? Syphilis. Malaria. Rocky Mountain Spotted Fever. West Nile Virus.

Which of the following is NOT a symptom of acute HIV infection?   Fever   Large, tender lymph nodes   Throat inflammation   Numbness

Human papillomarvirus infections often go undiagnosed because the host doesn't notice any signs or symptoms. In these cases HPV is  Asymptomatic hemorrhagic morbid  cytotoxic  oncogenic inflammatory

The nation's first county health department was formed in Yakima County, Washington, following the success of a sanitation campaign to control an epidemic of which disease in 1911? Influenza Smallpox Tuberculosis Typhoid

Which of the following is generally transmitted "direct"ly from a reservoir of the infection to a human being? -Hepatitis B -infestation - colonization  -parasitism  - contamination

The causative agent of plague is:  Mutiple choice :  Yersinia pestis.   Vibrio cholerae.   Staphylococcus aureus.   Brucella abortus.   Infected fleas.

Which of the following is NOT true about human plague (Yersinia pestis infection)? Infected fleas' gastrointestinal tract is blocked by Y. pestis growth, causing them to regurgitate and infect a new host when they bite Usually acquired in the US from bites of fleas that have fed on infected wild rodents Painful swollen lymph nodes are called "buboes", which is the origin of the name "bubonic" plague None of the other four answers (All are true about human plague) Person-to-person respiratory transmission (primary pneumonic plague) is the most common type in the US

List three viral and three bacterial human diseases and give ONE fact about each. Disease Name,              Viral or Bacterial                  ONE fact about it

What do you mean by dengue virus infection?

what type of person below is at the greatest risk for contracting a herpes simplex virus 22 yr old woman  rat exterminator who does not wear mask 53 yr old woman who is an intravenous drug-user 9 month old infant girl born to HIV carrier 31 yr old male who has a lot of sexual partners 11 yr old boy who helps his father with catttle in central africa