Mindblown: a blog about philosophy.

An opening which allows blood vessels to pass into an organ. Opening or entry, especially one through which blood vessels pass into an organ (e.g., porta hepatis, the opening through which major blood vessels enter and leave the liver). The aperture in an organ through which its associated vessels pass. Such an opening occurs in…

The presence of excess porphyrins in the urine, a sign of porphyria or of metal poisoning. The presence in the urine of breakdown products of the red blood pigment hemoglobin (porphyrins), sometimes causing discoloration. Excretion of an increased amount of porphyrin in the urine. The excretion of porphyrins in the urine.  

A condition in which there are cysts in the cerebral cortex, as a result of unusual development. An abnormal communication between the lateral ventricle and the surface of the brain. This is usually a consequence of brain injury or cerebrovascular disease; uncommonly it may be a developmental defect, when it would most likely affect both…

A muscle at the back of the knee. A flat triangular muscle at the back of the knee joint, between the femur and tibia, that helps to flex the knee. Muscle located in the hind part of the knee joint that flexes the leg and aids it in rotating.  

A space behind the knee between the hamstring and the calf muscle. The soft tissue depression posterior to the knee.  

US protruding eyes.  

Not very well (informal).  

Not very good.  

A subarachnoid space in front of the pons, containing the basilar artery.  

Referring to a pons.