Which of the following was partly responsible for the rise of cocaine use in the 1970s?

A. The popularity of crack
B. The decline in the popularity of amphetamines
C. The decline in the popularity of heroin
D. The discovery of more coca bushes


Answer: B

Health & Biomechanics

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Vertebrae means ________

A) one bone of the spine B) more than one bone of the spine C) pertaining to the spine D) in the direction of the spine

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The skin is essentially composed of two layers, known as:

A) epidermis and epithelium. B) epidermis and papillary. C) epidermis and dermis. D) epidermis and reticular.

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Pumping re-oxygenated blood throughout the body is the job of which organ?

A) atria B) heart C) lungs D) kidneys

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Typical in calf, cold present no symptoms, when they do though, leg aches when walking, swollen red spot on leg...

a. Subcutaneous veins b. Thromboembolic venous disease c. Deep vein thrombosis d. Varicose veins

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