Which of the following infectious diseases was prevented by the first successful vaccination?
A. Polio
B. Tuberculosis
C. Smallpox
D. Tetanus
E. Rubella
ANS: C. In 1798, Edward Jenner reported the first intentional successful vaccination, which was against smallpox in a boy, using material from the cowpox pustules of a milkmaid. In 1980, smallpox was reported to be eradicated worldwide by a vaccination program. Effective vaccines against tetanus toxin, rubella virus, and poliovirus were developed in the 20th century and are widely used. There is no effective vaccine against Mycobacterium tuberculosis.
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Which of the following will lower your risk for STIs?
a. Have a mutually monogamous sexual relationship. b. Have sexual intercourse only with someone you know. c. Share injection needles with someone you know. d. Use "barrier" methods of contraception if you have an STI.
Tumors that are not considered to be "cancerous" are categorized as
A. malignant.
B. oncogenesis.
C. benign.
D. mutations.
People in treatment are more likely to be employed
Indicate whether the statement is true or false
To earn a RD credential requires which of the following?
a. At least an Associate's degree in dietetics b. A passing grade on a national exam c. A minimum of 200 practical hours d. No specific course work as long as the number of practical hours is met