Iodization of salt has eliminated iodine deficiency in Ecuador
a. True
b. False
Indicate whether the statement is true or false
True
You might also like to view...
Fruits and vegetables have been shown to have a protective effect against all of the following types of cancers except:
a. lung. b. prostate. c. liver. d. stomach.
One function of the pyloric sphincter is to ____
a. secretes acid into the stomach b. secretes hormones into the stomach c. prevents the contents of the small intestine from backing up into the stomach d. prevents the contents of the small intestine from emptying too quickly into the colon e. initiates peristalsis
What advice would you give the parent of a four-year-old who refuses to eat anything except peanut butter and jelly sandwiches?
What will be an ideal response?
Vaccinations help the body develop immunity to a disease by providing
A) cytotoxic T cells to attack the microbes. B) a small amount of weakened or killed antigen from a specific microbe to activate the specific immune response. C) helper T cells to activate other immune cells. D) a flood of the specific microbe to cause the disease.