
Description of nitric oxide (noun: plural: nitric oxides) a red-brown gas which is poisonous
Samples of nitric oxide US scientists have just discovered that the gas, nitric oxide, is produced in the main nerve of the penis, where it triggers the blood flow which causes an erection.
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Description of funnel (noun: plural: funnels) device with a wide open end and a narrow end which allows liquids to be poured into a container with a small opening
Samples of funnel Funnels are often used in scientific experiments to avoid spilling liquids.
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Description of tin (noun: no plural) metal with the chemical symbol Sn
Samples of tin Tin is used to coat food cans.
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Description of exocytosis (noun: no plural) process where substances are ejected from a cell
Samples of exocytosis Vesicles fuse with the cellular membrane and eject their content outside the cell by exocytosis.
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Description of tympanic membrane (noun: plural: tympanic membranes) the eardrum
Samples of tympanic membrane The tympanic membrane is in the middle ear.
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Description of pancreatitis (noun: no plural) inflammation or infection of the a glandular organ located in the abdomen
Samples of pancreatitis Alcohol excess is a cause of pancreatitis.
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Description of flavin adenine dinucleotide (noun: plural: flavin adenine dinucleotides) one of the cytochromes that acts as a hydrogen and electron acceptor
Samples of flavin adenine dinucleotide Flavin adenine dinucleotide is vital for cellular respiration.
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Description of malaise (noun: no plural) a feeling of being generally unwell but without specific symptoms
Samples of malaise General malaise may be a symptom of disease. Primary infection with HIV-1 may cause an acute viral syndrome with symptoms varying from mild fever, malaise, headaches, and maculopapular rash to more severe symptoms like aseptic meningoencephalitis and even oesophageal candidiasis.
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Description of atrioventricular node (noun: no plural) muscle fibers in the heart receiving heartbeat impulses
Samples of atrioventricular node The atrioventricular node works slowly allowing enough time for the artrial contraction and for the ventricles to fill with blood.
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Description of metric (adjective: more metric; most metric; the most metric) relating to a measurement system
Samples of metric There are two main systems of measurement - the metric and the imperial.
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