All of the following are reasons for orthodontic appliances being a contributing factor for periodontal disease except one. Which one is the exception?
A) Limited access for oral hygiene
B) Uneven wires and brackets are plaque retentive
C) Bands on molar are plaque retentive
D) Appliance causes chemical injury to the gingival
D
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Membership in the American Dental Hygienists' Association also provides for group insurance coverage to members
a. true b. false
Which of the following is not a potential effect of ongoing stress?
A. Increased risk for diabetes B. High blood pressure C. Elevated risk for developing asthma D. Increased risk for developing cancer E. Elevated resistance to colds
Against which of the following diseases are elderly patients encouraged to receive vaccination?
A. Shingles B. Alzheimer's disease C. Gastroenteritis D. Colitis E. Measles
The largest vessels in the neck are usually the external jugular veins
Indicate whether the statement is true or false