One of the most serious diseases of the cardiovascular system is atherosclerosis, in which
A) the pressure of the blood is higher than normal, substantially increasing the risk of heart attack.
B) heavy deposits of plaque containing cholesterol and fats collect on the walls of the main arteries.
C) the heart beats too fast, too slow, or with an irregular rhythm, causing a lack of blood flow to the organs.
D) an obstruction or spasm of the coronary arteries causes ischemia of the heart muscle.
B
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According to Maslow's theory, metaneeds are states of being such as goodness, uniqueness, and perfection
Indicate whether the statement is true or false.
Many different factors contribute to the bystander effect. Which factor does not contribute directly to the bystander effect?
a. audience inhibition b. time pressure c. pluralistic ignorance d. diffusion of responsibility
In the Ames room:
A. lighting tricks create a sense of three dimensions when only two exist B. the use of mirrors creates the illusion of greater space C. cues to depth are distorted by presenting people of different sizes at the same distance D. perceived size is distorted by our assumption that the room is rectangular
After much analysis, string theorists in the 1980s concluded that _____
a. the universe could have taken a vast number of forms b. while other universes are possible, they are highly improbable c. the universe can only take a small number of forms d. ours is likely the only universe that could ever exist