* Who was the first to discover the use of vaccination for the protection of people from the deadly disease of smallpox?
* As a result of a worldwide smallpox vaccination program, the disease was officially eradicated globally in what year?
* From what diseases does a person receive protection after immunization with DPT vaccine?
* Active immunization with killed micro-organisms is NOT used for protection against which of these diseases?
* In what year did Jonas Salk develop an injectable vaccine against poliomyelitis that was approved for use in humans?
* Why was Albert Sabin's oral poliomyelitis vaccine (OPV) withdrawn from the market in 1996 for human use?
* For what disease is a vaccine now mandatory for all military personnel on active duty in high threat areas?
* The varicella vaccine has been developed and is available for the protection against which disease of childhood or adolescence?
* Immunization involves the introduction of an antigen into the body. The antigen activates the body's immune system by responding with an increase in which of these blood cells?
* Which is not caused by a bacterial infection?
* Pain on the front of the knee due to an abnormality of the cartilage at the back of the kneecap is called what?
* Recurrent episodes of rapid heart rate arising in the upper chambers of the heart is which of the following?
* All of these are fractures except which?
* Dupuytren's contracture results in deformity of what?
* A burn is diagnosed as 2nd degree when it reaches which layer of the skin?
* Cervical Spondylosis is the degeneration of bones and cartilage in which part of the body?
* Chronic, progressive joint inflammation and stiffening, usually affecting the spine and pelvis is known as what?
* Osteomalacia and rickets are disorders due to a lack of what?
* Chilblains are itchy, painful, reddish purple swellings on what?
* ACHALASIA involves which organ of the human body?