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Cow blood mixed with milk, for example, is a mainstay food of the African Maasai. Many places around the world eat blood sausage. Some societies, such as the Moche, had ritual hematophagy, as well as the Scythians, a nomadic people of Eastern Europe, who drank the blood of the first enemy they killed in battle. Psychiatric cases of patients ...
Saliva on a baby's lips. Saliva (commonly referred to as spit or drool) is an extracellular fluid produced and secreted by salivary glands in the mouth.In humans, saliva is around 99% water, plus electrolytes, mucus, white blood cells, epithelial cells (from which DNA can be extracted), enzymes (such as lipase and amylase), and antimicrobial agents (such as secretory IgA, and lysozymes).
The blood–saliva barrier (BSB) is a biological barrier that consists of the epithelial cell layers of the oral mucosa and salivary glands, and provides physiological separation between blood vessels and the saliva in the oral cavity. [1] [2] In Russian academic literature the barrier is usually called the hematosalivary or hematosalivarian ...
This is a list of notable current and former fast food restaurant chains, as distinct from fast casual restaurants (see List of casual dining restaurant chains), coffeehouses (see List of coffeehouse chains), ice cream parlors (see List of ice cream parlor chains), and pizzerias (see List of pizza chains).
Bloodletting (or blood-letting) is the withdrawal of blood from a patient to prevent or cure illness and disease. Bloodletting, whether by a physician or by leeches , was based on an ancient system of medicine in which blood and other bodily fluids were regarded as " humours " that had to remain in proper balance to maintain health.
A new approach to a routine blood test could predict a person’s 30-year risk of heart disease, research published Saturday in the New England Journal of Medicine found.. Doctors have long ...
In humans, 1200 to 1500 ml of saliva are produced every day. [3] The secretion of saliva (salivation) is mediated by parasympathetic stimulation; acetylcholine is the active neurotransmitter and binds to muscarinic receptors in the glands, leading to increased salivation. [3] [4]
A common stomach bug is surging, according to new data from the US Centers for Disease Control and Prevention. In the week of December 5, there were 91 outbreaks of norovirus reported, up from 69 ...