Mindblown: a blog about philosophy.

Structural complex regulating heartbeat.  

A substance that disintegrates heart muscle. An antibody acting destructively on the heart muscle.  

Enlargement of both the heart and the liver.  

Heart and liver.  

Dilate upper orifice of stomach. A device for dilating the cardia of the gastroesophageal junction.  

Heart and diaphragm.  

Heart and arteries.  

Heart and aorta.  

An agent that quickens heart action. Something that increases the rate of the heartbeat.