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33 terms

Anatomy

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abdominopelvic quadrants
right upper quadrant, left upper quadrant, right lower quadrant, left lower quadrant
abdominopelvic regions
About 9 regions describing locations in the abdominal and pubic areas of the body.Left and Right hypochondrica and epigastric, left and right lumbar and umbilical, left and right illiac and hypgastric
anatomical position
standard position in which the body is facing forward, feet are parallel, and the arms are at the sides with palms facing forward
anatomy
the study of body structure
appendicular
relating to or consisting of an appendage or appendages
atrophy
any weakening or degeneration (especially through lack of use)
axial
situated on or along or in the direction of an axis
abdominal cavity
includes the stomach, spleen, liver, pancreas, small intestine, most of large intestine, kidneys and ureters.
control center
this determines the next action in a feedback system by sending output to an effector (brain)
diaphragm
(anatomy) a muscular partition separating the abdominal and thoracic cavities
directional terms
superior
inferior
anterior
posterior
ventral
dorsal
medial
lateral
proximal
distal
superficial
deep
dissection
cutting so as to separate into pieces
effector
an organ (a gland or muscle) that becomes active in response to nerve impulses
experimentation
the act of conducting a controlled test or investigation
feedback loop
a circuit that feeds back some of the output to the input of a system
homeostasis
metabolic equilibrium actively maintained by several complex biological mechanisms that operate via the autonomic nervous system to offset disrupting changes
negative feedback loop
Situation in which a change in a certain direction provides information that causes a system to change less in that direction. Compare positive feedback loop.
organization (structural levels)
chemical
cellular
tissue
organ
system
physiology
processes and functions of an organism
planes of section
sagittal
midsagittal
frontal
transverse
positive feedback loop
Situation in which a change in a certain direction provides information that causes a system to change further in the same direction. Compare negative feedback loop.
prone
lying face downward
supine
lying face upward
theory (law)
in that a law is an analytic statement, usually with an empirically determined constant. A theory may contain a set of laws, or a theory may be implied from an empirically determined law.
sensor
any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner
cranial cavity
the cavity enclosed by the cranium
dorsal cavity
Contains the cranial cavity and the vertebral canal; brain and spinal cord.
mediastinum
the part of the thoracic cavity between the lungs that contains the heart and aorta and esophagus and trachea and thymus
pelvic cavity
contains the reproductive organs and urinary bladder.
pleural cavity
the cavity in the thorax that contains the lungs
spinal cavity
contains the spinal cord
thoracic cavity
the cavity in the vertebrate body enclosed by the ribs between the diaphragm and the neck and containing the lungs and heart
ventral cavity
includes the front of the body (thoracic, abdominal, and pelvic cavities)