Heart

Heart

The heart is a hollow muscle that pumps blood throughout the blood vessels by repeated, rhythmic contractions. It is found in all animals with a circulatory system (including all vertebrates).

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Famous quotes containing the word heart:

    “One hand stiff—heaviness of forties & menopause reduced
    by one heart stroke, lame now—wrinkles—a scar on
    her head, the lobotomy—ruin, the hand dipping downwards to
    death—”
    —Allen Ginsberg (b. 1926)

    “The taking of a little prize,
    Do not a single heart dispise.”
    —Aurelian Townshend (c. 1583–c.1651)

    “Your friendship oft has made my heart to ache:
    Do be my enemy for friendship’s sake.”
    —William Blake (1757–1827)