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N

Neonate

a newborn animal


Nephrotic syndrome

a collection of symptoms seen in end-stage renal failure, including protein loss in the urine, low blood serum albumin levels and oedema


Neuromuscular blocking agent

drug that prevents the transmission or reception of impulses from motor nerves to skeletal muscle and therefore produces muscle paralysis


Neurons

the primary cells in nervous tissue. They transmit information as electrical signals around the body.


Neutropaenia

reduced numbers of circulating neutrophils in the blood


Neutrophil

type of granular white blood cell, also known as polymorphonucleocyte


Neutrophilia

increased numbers of circulating neutrophils in the blood, e.g. in the presence of infection


NFA VPS

Non-Food Animal - Veterinary, Pharmacist, Suitably Qualified Person

Non-screen film

individually wrapped pieces of X-ray film that are not placed in a cassette. Generally used for dental studies due to the flexibility of the film.


Normothermia

normal body temperature


Nuclear envelope

the double membrane surrounding the nucleus in eukaryotic cells. It separates the contents of the nucleus (DNA in particular) from the rest of the cell.

Nuclear pores

small gaps in the nuclear envelope which allows passage of materials in and out of the nucleus


Nucleic acid

large molecules composed of smaller units of nucleotides; includes both RNA and DNA


Nucleolus

small structure inside the nucleus of a cell, where ribosomes are manufactured


Nucleotide

any of a group of molecules that link together to form the basic structural unit of DNA and RNA


Nucleus

1. collection of nerve cell bodies within the central nervous system. 2. a membrane-bound organelle, found in all eukaryotic cells, which contains most of the cell's genetic material. 3. the positively charged centre of an atom.


Nutraceutical

functional foodstuff, including fortified food and dietary supplements, that may have health benefits


Nutrient

a component of food with a metabolically useful function


Nystagmus

rapid involuntary movement of the eyes, either in a horizontal or vertical direction




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