Find the Reference Number and the Terminal Point $P ( x , y )$

question 87

Essay

Find the reference number and the terminal point $P ( x , y )$ determined by $t = - \frac { 7 \pi } { 4 }$ .

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Definitions:

Free Nerve Endings

Sensory nerve fibers that extend into the tissues and open on the surface or just below, responsible for sensing pain, temperature, and touch.

Sensory Receptor

Specialized cells or cell parts that detect external or internal stimuli and transmit signals to sensory neurons.

Deep Pressure

A type of tactile input that is firm and usually applied to larger areas of the body, often used therapeutically to promote relaxation and decrease stress.

Light Touch

is a sensory perception triggered by a stimulus that lightly contacts the skin, allowing for the detection of texture, pressure, and vibration.