Letter R

Reflex, pressor

A pressor reflex is a neurological (nerve) reflex that constricts arterioles (small blood vessels) and thereby increases the blood pressure.

'Pressor' refers to raising the blood pressure.

The word comes from the French 'presser' meaning 'to exert pressure' or 'to squeeze.'

Medical disclaimer

The information on this page is for educational and informational purposes only and does not constitute medical advice in any way.

It does not replace the advice of a physician, pharmacist or other healthcare professional.
It does not represent a prescription of drugs, diagnostic exams or therapies.
In case of symptoms, doubts or concerns about your health, always consult a qualified physician.

In case of emergency call 911 (US) or 112 (EU).