is a physiological reflex in which a massive discharge of nerve impulses occurs in the nerves serving the genitals, usually in response to tactile stimulation, causing rhythmic muscle contractions in the genital area and a sensation of intense pleasure.

Orgasm

Explanation:

The orgasm is often considered as the peak of sexual excitement. It is a powerful feeling which gives physical pleasure and sensation and which also includes a discharge of accumulated erotic tension.

The complete sentence is -

Orgasm is a physiological reflex in which a massive discharge of nerve impulses occurs in the nerves serving the genitals, usually in response to tactile stimulation, causing rhythmic muscle contraction in the genital area and a sensation of intense pleasure.

when a reversible reaction is occurring in both directions at the same rate; the products and reactants do not change in concentration. a chemical reaction where the compound is broken into its constituent parts.

explanation:

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