William Harvey propelled forward the science of medicine in what way?

A) He was the first to record arteries in the body.
B) He was the first to understand the circulation of the blood through a human body.
C) He was the first to vivisect a reptile to understand the heart.
D) He was the first to understand diastolic pressure.
E) He was the first to understand the existence of the valves of the heart.


B

History

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Which of the following did zoning laws tend to reinforce?

a)  racial segregation b)  racial integration c)  decline of suburbs d)  decline of downtowns

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How did New Deal programs respond to the needs of African Americans?

A) Legislation focused more on civil rights than on relief. B) African Americans were prioritized in hiring for public works projects. C) Their needs were virtually ignored. D) African Americans received more aid than before, though often less than whites. E) Southern Democrats effectively blocked all of FDR's efforts to provide aid.

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During the 1970s and 1980s, the number of immigrants arriving from Europe exceeded the number arriving from Asia and Latin America

a. True b. False Indicate whether the statement is true or false

History