abandonment -
Leaving a patient after care has been initiated and before the patient has been transferred
to someone with equal or greater medical training.
abortion -
termination of pregnancy
Absence seizures (petit mal) -
seizures charachterized by a brief lapse of attention in which the patient may stare and
does not respond
acetabulum -
large socket in the pelvic bone for the head of the femur
acidosis -
excessive acidity of body fluids
acquired immunity -
Immunity that is present only after exposure to an antigen and is highly specific.
acromion process -
extension of the scapula, which forms the high point of the shoulder
active transport -
the movement of materials through a cell membrane using energy
adduction -
Movement toward the midline of the body
adrenergic -
Pertaining to nerves that release the neurotransmitter norepinephrine, or noradrenaline
(such as adrenergic nerves, adrenergic response). The term also pertains to the receptors acted on by
norepinephrine, that is, the adrenergic receptors.
adsorption -
The accumulation of gases, liquids, or solutes on the surface of a solid or liquid.
adventitious breath sounds -
Abnormal breath sounds such as wheezing, stridor, rhonchi, and crackles.
afterload -
The pressure in the aorta against which the left ventricle must pump blood.
agitated delirium -
1
, A condition of disorientation, confusion, and possible hallucinations coupled with
purposeless, restless physical activity.
allergen -
a substance that causes an allergic reaction; antigen
alveoli -
air sacs of lungs in which the exchange of O2 and CO2 take place
amniotic fluid -
fluid produced by the filtration of material and fetal blood through blood vessels in the
placenta by extraction fetal urine into the amnionic sac
anaphylaxis -
systemic allergic reaction that may include shot and respiratory failure
anatomy -
the study of the structure of an organism and its parts
aneurism -
a swelling or enlargement of an artery, resulting from weakening of the arterial wall
angina pectoris -
Transient (short-lived) chest discomfort caused by partial or temporary blockage of
blood flow to the heart muscle.
antecubital -
anterior surface of elbow
antibodies -
proteins with in plasma that react with antigens
anticholinergic -
blockage of acetylcholine receptors, resulting in inhibition of transmission of
parasympathetic nerve impulses
anuria -
a complete stop in the production of urine
aorta -
the main artery that receives blood from the left ventricle and delivers it to all the other
arteries that carry blood to the tissues of the body
articulation -
the surfaces of long bones that come in contact with other bones
ascites -
accumulation of serous fluid in peritoneal cavity
2
,asystole -
the absence of a heartbeat
atelectasis -
collapse of the alveoli; prevents use of portion of the lung for ventilation and
oxygenation, lung collapse
Atherosclerosis -
condition in which fatty deposits called plaque build up on the inner walls of the arteries
hardening them and leads to partial or complete blockage
auscultation -
using a stethoscope to listen to the heart, lungs, or intestines
automaticity -
the ability of the cardiac cells to generate an impulse to contract even when there is no
external nervous stimulus
avulsion -
an injury inn which soft tissue is torn completely loose or is hanging as a flap
basophils -
WBCs that work to produce chemical mediators during an immune response
Battle's sign -
Brusing behind the ears, indicative of a basilar skull fracture
Belk's Triad -
narrowing pulse pressure, JVD, and muffles heart tones; characteristics of cardiac
compensation
benzodiazepines -
Sedative-hypnotic drugs that provide muscle relaxation and mild sedation; includes
drugs such as diazepam (Valium) and midazolam (Versed).
bicuspid valve -
(mitral valve) between left atrium and left ventricle
blood borne pathogens -
pathogenic microorganisms that are present in human blood and can case disease in
humans. Include Hep. B and human immunodeficiency virus
Braxton Hicks contractions -
intermittent painless uterine contractions that occur with increasing frequency as the
pregnancy progresses (false labor)
breech presentation -
3
, abnormal delivery in which the button emerges first
bronchioles -
fine subdivision of the bronchi that give rise to the alveolar ducts
bruit -
an abnormal "whooshing-like" sound indicating turbulent blood flow within a blood
vessel
bursa -
a small fluid filled sac located between a tendon and bone that cushion and protects the
joint
capnography -
a method to monitor ventilation and, indirectly, blood flow through the lungs
cardiac output -
amount of blood pumped through the coronary system in 1 minute
cardiac tampinode -
compression of the heart caused by buildup of blood or other fluid in the pericardial sac
carina -
point at which the trachia bifurcates (divides) to the left and right mainstream bronchi
cartilage -
the support structure of the skeletal system the provides cushioning between bones; also
forms the nasal septum and portions of the outer ear
cation -
an ion that contains an overall positive charge
central cyanosis -
cyanosis to the newborns face and trunk; indicates hypoxia
cerebellum -
one of the three major subdivisions of the brain, sometimes called the "little brain",
coordinates the various activities of the brain, particularly fine body movements
cerebral edema -
swelling of the brain
chemoreceptors -
receptors in organs that respond to changes in chemical composition of the blood to help
maintain homeostasis
Cheyne-Stokes respirations -
4