There are ________ permanent teeth
A) 20
B) 28
C) 32
D) 34
C
Explanation: A) There are 20 deciduous teeth.
B) Normally, there are more than 28 permanent teeth.
C) Correct. There are 32 permanent teeth.
D) Normally, there are fewer than 34 permanent teeth.
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Certain infections increase the risk of some types of cancer. Name two of those infectious agents and what tissue is at risk
1. Human papillomavirus increases the risk for cancers of the cervix, penis, vagina, anus, and vulva. 2. Hepatitis B and Hepatitis C viruses increase the risk for liver cancer. 3. Epstein-Barr virus increases the risk for lymphoma and nasopharynx cancer. 4. Human herpesvirus 8 has been found in nearly all tumors in patients with Kaposi sarcoma. 5. Human T-lymphotrophic virus-1 has been linked to adult T-cell leukemia. 6. Helicobacter pylori increases the risk for gastric cancer.
Foremost in preventive lifestyle habits for ages 19-39 is
A. to be a nonsmoker. B. sound nutrition. C. medical maintenance. D. keeping up your immunizations.
Which of the following is considered a food additive?
A. antioxidants B. emulsifiers C. flavorings D. sweeteners E. all of the above
A ________ is a hollow space containing body organs
A) tissue B) organ C) system D) cavity