Mindblown: a blog about philosophy.

Two or more cartilages.  

Carotid arteries, the main neck arteries.  

Narrowest blood vessels.  

Smallest anatomic canals.  

A layer of black substance separating midbrain from forebrain.  

To insert between.  

Having an extra beat between two regular beats.  

Back part of the forebrain; ’tweenbrain.  

Upper chambers of the heart.  

Opposing surfaces of a joint. Positioned amidst or within the spaces of joints or joint surfaces.