A specific defense against a certain bacterium is known as the body's:
A. lymphatic vessel
B. immunity
C. chemical attack
D. immune response
d
Rationale: Lymphocytes respond to specific threats by organizing a defense against that specific type of bacterium. Such a specific defense of the body is known as an immune response.
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Beta-blockers are used to a. raise intraocular pressure
b. reduce hypertension. c. prolong the effects of catecholamines. d. mimic the effects of the parasympathetic nervous system.
A patient presents with red gingiva that bleeds and blisters when slightly touched. The epithelium peels off from the underlying connective tissue. Which of the following diseases is suggestive of this presentation?
A) Mucocutaneous disorder B) Gingivitis C) Chronic periodontitis D) Periodontitis associated with diabetes mellitus E) Necrotizing ulcerative gingivitis
According to the American Cancer Society and National Cancer Institute, how often should women in their 20s and 30s who are in good health have a clinical breast exam?
A. Every year B. Every other year C. About every 3 years D. Every 5 years E. About every 7 years
The dental hygienists are ____.?
A) ?them B) ?us C) ?they D) ?him