The Circumventricular Organs

question 63

Multiple Choice

The circumventricular organs

• A) allow the brain to detect circulating toxins in the bloodstream
• B) allow the brain to detect dissolved gasses in the bloodstream
• C) allow the brain to detect changes in blood composition that would indicate dehydration
• D) all of the above

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Definitions:

Positive Exponents

Exponents that are greater than zero, indicating the number of times the base is multiplied by itself.

Expression

A combination of symbols that represents a quantity or mathematical relation, including numbers, operation symbols, and sometimes variables.

Rules Of Exponents

Fundamental principles used to simplify expressions involving powers of the same base, including multiplication, division, and power of power rules.

Expression

A combination of symbols that represents a quantity or a relationship between quantities.