If R Is a Positive Number and the Point (X $\text { II, } \frac { \mathrm { r } } { \mathrm { x } }$

question 278

Multiple Choice

If r is a positive number and the point (x, y) is in the indicated quadrant, decide whether the given ratio is positive or
negative.
- $\text { II, } \frac { \mathrm { r } } { \mathrm { x } }$

• A) Positive
• B) Negative

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Definitions:

Acetylcholine Agonist

A substance that mimics the action of acetylcholine, a neurotransmitter involved in memory and muscle contraction.

Acetylcholine

A neurotransmitter involved in many functions, including muscle movement, heart rate, memory, and learning.

Nicotine

A stimulant drug found in tobacco products, which is highly addictive and affects the nervous system.

GABA

A neurotransmitter in the brain that inhibits nerve transmission, playing a key role in regulating neuronal excitability and anxiety.