Which of the following carcinogens is 70% greater in marijuana smoke than tobacco cigarette smoke?
A. Tar
B. Benzene
C. Benzopyrene
D. Nitrates
Answer: C
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Answer the following statements true (T) or false (F)
1. The optic nerve carries images to the brain. 2. The retina is the middle layer of the eyeball. 3. The sclera is the white of the eye. 4. The iris is responsible for refracting light rays. 5. The ciliary body changes the shape of the lens.
The prefix pro- found in the medical word prognosis means "________."
Fill in the blank(s) with correct word
Jake and Sally have dated for several months. They have talked briefly about marriage and more extensively about living together. They have a strong sexual attraction to each other and describe their relationship as passionate. Sally feels very lucky to have met someone like Jake and wants to spend all their free time together. She is even willing to take up Jake's hobbies so that they can be together all the time. Lately, Sally has developed an intense jealousy over Jake's spending time with his friends from work. Jake cares for Sally but wants to maintain some degree of freedom.If Jake begins to spend too much time with his friends, what must he come to understand about a committed relationship if he wants it to work?
A. that a successful relationship will require him to give up some autonomy B. that Sally must learn to accept that his lifestyle is part of his personality C. that Sally should be encouraged to spend more time with her friends D. that taking breaks from each other is not incompatible with a having a committed relationship
What is the correct definition of macula?
A) an elevated lesion filled with pus B) a large blister C) a small spot or discolored area of the skin D) an area of scraped skin