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History of Medicine › ViewWhat is the significance of the discovery of X-rays?
A. X-rays have significant importance in medical imaging and non-invasive diagnostics.
B. X-rays are harmful to humans and animals
C. X-rays have no practical applications
D. X-rays are only used for entertainment purposes
Nervous and Endocrine System › View
Homeostasis
A. allows for a wildly fluctuating internal environment
B. is impossible in vertebrates
C. is the maintenance of a relatively stable internal environment and often incorporates a form of feedback regulation
D. is the maintenance of a relatively stable external environment and often incorporates a form of feedback regulation