Which is the type of smoke that comes from the burning end of a cigar, pipe or cigarette ?
a. second hand smoke
b. sidestream smoke
c. mainstream smoke
d. passive smoke

The three ways to evaluate a risk factor are: decide if you have control over the risk factor compare the benefit vs. the risk of a choice

Three of the statements below are true one is false. select the statement that is false. a. a decrease in glucose levels levels triggers an increase in secretion of glucagon by the pancreas. b. high cortisol levels generally cause a decrease in gnrh secretion by the hypothalamus. c. high estrogen levels in the blood will tend to decrease secretion of lh and fsh by the anterior pituitary. d. high igf-1 levels in the blood will tend to decrease growth hormone secretion by the anterior pituitary.

What are the symptoms of trichomoniasis in males? a. painful urination, a dark discharge from thepenis, with no itchingb. painful urination, a dark discharge from thevagina, with no itchingc. painful urination, a clear discharge from the vagina, and some itchingd. painful urination, a clear discharge from thepenis, and some itching