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Anatomy and
Physiology: Vessels To and Fro

Vessels To and FroAnatomy and PhysiologyCardiovascular and Lymphatic CirculationVessels To and FroHere, There, EverywhereGoing Their Separate WaysOh, the Pressure!Drainage System As I discussed…

Anatomy and
Physiology: The Heart's Own Blood

The Heart's Own BloodAnatomy and PhysiologyThe HeartAnatomy of the HeartThe Four ChambersThe Heart's Own BloodECG: Measuring a Beat Why does the heart need its own circuit if blood is already…

Anatomy and
Physiology: You've Got Potential

You've Got PotentialAnatomy and PhysiologyThe Nervous SystemThe Great DivideSupport StaffNeuronsConnecting with SynapsesYou've Got Potential If you remember the basics of polarized membranes from…

tetanus

(Encyclopedia) tetanustetanustĕtˈnəs, –ənəs [key] or lockjaw, acute infectious disease of the central nervous system caused by the toxins of Clostridium tetani. The organism has a widespread…

tetany

(Encyclopedia) tetanytetanytĕtˈənē [key], condition of mineral imbalance in the body that results in severe muscle spasms. Tetany occurs when the concentration of calcium ions (Ca++) in extracellular…

neostigmine

(Encyclopedia) neostigmineneostigminenēˌōstĭgˈmēn, –mĭn [key], drug used to mimic the effects of stimulation of the parasympathetic nervous system. Along with several other drugs that have a similar…

osteopathy

(Encyclopedia) osteopathyosteopathyŏstēŏpˈəthē [key], practice of therapy based on manipulation of bones and muscles. This school of medicine, founded by A. T. Still in 1874, maintains that the…

bladder, urinary

(Encyclopedia) bladder, urinary, muscular sac located in the pelvis that stores urine and contracts to expel it from the body. Urine enters the bladder from the kidneys through the ureters and is…

trichina

(Encyclopedia) trichinatrichinatrĭkīˈnə [key], common name for species of roundworm of the phylum Nematoda. The species Trichinella spiralis is an important parasite, occurring in rats, pigs, and man…

skin

(Encyclopedia) CE5 Cross section of skin skin, the flexible tissue (integument) enclosing the body of vertebrate animals. In humans and other mammals, the skin operates a complex organ of…