Farbabbildung
Self made ophtalmogram of the retina of the right eye. It shows the optic disc as a bright area on the right (nasal side) where blood vessels converge. The spot to the left (temporal side) of the centre is the macula. The grey, more diffuse spot in the centre is a shadow artifact.
(CC BY-Ske. SA 3.0
https://creativecommons.org/licenses/by-sa/3.0/deed.en
Farbabbildung
Superficial blood vessels of the head and neck. Coloured mezzotint by J. F. Gautier D'Agoty, 1748, Wellcome Library
public domain
http://commons.wikimedia.org/wiki/Public_domain#Material_in_the_public_…
Farbgrafik
Schema der Koronargefäße (Ansicht etwa von der linken Schulter). Im Vordergrund die linke, hinten die rechte Koronararterie
CC BY Patrick J. Lynch, medical illustrator 2.5
http://creativecommons.org/licenses/by/2.5/deed.en
Farbfoto
CC BY-DRosenbach at en.wikipedia SA 3.0)
http://creativecommons.org/licenses/by-sa/3.0/deed.en
Farbdarstellung
Schema des Herzens mit Erregungsleitungssystem in blau. (1) Sinusknoten, (2) AV-Knoten
CC BY J. Heuser 2.5
http://creativecommons.org/licenses/by/2.5/deed.en
Farbgrafik
(CC BY-Jörg Rittmeister SA 3.0
http://creativecommons.org/licenses/by-sa/3.0/deed.en
Farbgrafik
a human heart shown during sistole and diastole
public domain
http://en.wikipedia.org/wiki/Public_domain
Farbgrafik
public domain
en.wikipedia.org/wiki/Public_domain
Animation
Erregungsausbreitung am gesunden Herzen mit graphischer Darstellung einer EKG-Kurve
CC BY-KalumetSA 3.0
http://creativecommons.org/licenses/by-sa/3.0/deed.en
Farbfoto
public domain
http://en.wikipedia.org/wiki/Public_domain