What are the differences among metastasis, benign, and malignant?
What will be an ideal response?
A benign tumor is a mass of replicated cells that stay together. This tumor is not considered cancerous. A malignant tumor is a mass of identical cells that tend to disengage from each other. This tumor is considered cancerous. Cells that disengage from the tumor can spread to other parts of the body. This spreading is called metastasis. Malignant tumors tend to metastasize.
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Which of the following is a characteristic of depression?
A. too much sleep B. disturbed sleep C. poor appetite and weight loss D. overeating E. All are characteristics of depression.
A(n) ________ is an agent that elicits a stress reaction.
Fill in the blank(s) with the appropriate word(s).
The most visible type of drug marketing today is
A) detailing B) sampling C) advertising in professional journals D) direct-to-consumer advertising
The leading cause of death for African American youths is
A. homicide. B. suicide. C. motor vehicle accidents. D. domestic violence.