EXAM 2: Medical Terms/Body Structure Flashcards
metabolism
All ENERGY AND MATERIAL TRANSFORMATION that occur within living cells; the sum of all physical and chemical changes that take place within an organism
homeostasis
State of dynamic EQUILIBRIUM OF THE INTERNAL ENVIRONMENT of the body, that is maintained by the ever-changing processes of feedback and regulation in RESPONSE TO EXTERNAL/INTERNAL CHANGES
meatus
Passage or OPENING, leading to the interior of the body.
orifice
The MOUTH, ENTRANCE, OUTLET of any anatomical structure
introitus
An OPENING/entrance INTO A SPACE or cavity
os
Mouth, opening
stoma
- Mouth, small opening, or pore
- Artificially created opening between *two passages/body cavities, or *between a cavity/passage and the body’s surface
- A minute opening between cells of certain epithelial membranes, esp. peritoneum and pleura
lumen
Space within an artery/vein/intestine/tube
patent
- Evident; accessible
2. Having/Offering free, UNOBSTRUCTED PASSAGE
perforation
- The act or process of making a hole, such as that caused by ulceration
- The hole made through a substance or part
dilatation
EXPANSION of an orifice (by normal muscular action, or with a dilator)
constriction
The binding or squeezing of a part
The narrowing of a vessel or opening
vasoconstriction
A decrease in the diameter of blood vessels, which decreases the blood flow and raises blood pressure
pathophysiology
Study of how normal physiological processes are altered by disease
etiology
- The study of the caused of disease
- The cause of disease