Methods of sampling of body fluids include: Blood sampling for any blood test, in turn including: Arterial blood sampling, such as radial artery puncture Venous blood sampling, also called venipuncture Lumbar puncture to sample cerebrospinal fluid Paracentesis to sample peritoneal fluid Thoracocentesis to sample pleural fluid Amniocentesis to sample amniotic fluid See also Basic reproduction number Blood-borne diseases Clinical pathology Fluid bonding, unprotected sex in long-term relationships Humorism Hygiene Ritual cleanliness References Further reading Paul Spinrad. (1999) The RE/Search Guide to Bodily Fluids. Juno Books. John Bourke. (1891) Rites of All Nations. Washington, D.C.: W.H. Lowdermilk. External links Medical diagnosis Medical terminology