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).

Read more about Heart.

Famous quotes containing the word heart:

    “I like people and I like them to like me, but I wear my heart where God put it—on the inside.”
    —F. Scott Fitzgerald (1896–1940)

    “My heart is like a singing bird
    Whose nest is in a watered shoot;
    My heart is like an apple-tree
    Whose boughs are bent with thickset fruit;
    My heart is like a rainbow shell
    That paddles in a halcyon sea;”
    —Christina Georgina Rossetti (1830–1894)

    “The heart beats thick,
    Big trout muscle out of the dead cold;”
    —Ted Hughes (b. 1930)