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  2. Notochord - Wikipedia

    en.wikipedia.org/wiki/Notochord

    Red: notochord; Magenta: axochord; Green: nerve chord; Blue: epidermis; Yellow: mesoderm. The notochord is an elastic, rod-like structure found in chordates. In chordate vertebrates the notochord is an embryonic structure that disintegrates, as the vertebrae develop, to become the nucleus pulposus in the intervertebral discs of the vertebral ...

  3. List of chords - Wikipedia

    en.wikipedia.org/wiki/List_of_chords

    Added tone chord; Altered chord; Approach chord; Chord names and symbols (popular music) Chromatic mediant; Common chord (music) Diatonic function; Eleventh chord

  4. Chordate - Wikipedia

    en.wikipedia.org/wiki/Chordate

    The name "chordate" comes from the first of these synapomorphies, the notochord, which plays a significant role in chordate body plan structuring and movements. Chordates are also bilaterally symmetric , have a coelom , possess a closed circulatory system , and exhibit metameric segmentation .

  5. Chord chart - Wikipedia

    en.wikipedia.org/wiki/Chord_chart

    A chord chart. Play ⓘ. A chord chart (or chart) is a form of musical notation that describes the basic harmonic and rhythmic information for a song or tune. It is the most common form of notation used by professional session musicians playing jazz or popular music.

  6. Dorsal nerve cord - Wikipedia

    en.wikipedia.org/wiki/Dorsal_nerve_cord

    The dorsal nerve cord is an anatomical feature found in chordate animals, mainly in the subphyla Vertebrata and Cephalochordata, as well as in some hemichordates.It is one of the five embryonic features unique to all chordates, the other four being a notochord, a post-anal tail, an endostyle, and pharyngeal slits.

  7. Chord (music) - Wikipedia

    en.wikipedia.org/wiki/Chord_(music)

    A guitarist performing a C chord with G bass. In Western music theory, a chord is a group [a] of notes played together for their harmonic consonance or dissonance.The most basic type of chord is a triad, so called because it consists of three distinct notes: the root note along with intervals of a third and a fifth above the root note. [1]

  8. Chord notation - Wikipedia

    en.wikipedia.org/wiki/Chord_notation

    Polychords, as the name suggests, are combinations of two or more chords. The most commonly found form of a polychord is a bichord (two chords played simultaneously) and is written as follows: ⁠ upper chord / lower chord ⁠ , for example: ⁠ B / C ⁠ (C–E–G—B–D ♯ –F ♯ ).

  9. Category:Chords - Wikipedia

    en.wikipedia.org/wiki/Category:Chords

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