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Structure of body
med terms
Question | Answer |
---|---|
example of positive feedback | labor contractions, blood clotting |
example of negative feedback | sweating, shivering |
Transverse body plane | cut through the middle, separating the top and bottom portions |
sagittal, midsagittal | cut through the middle, from front to back, separating the left and right portions |
frontal | cut through the side, separating the front and back portions |
ABCDE rules for self-exam of melanoma | A - asymmetry B - border C - color D - diameter E - evolution/evolving |
body facing upward | supine |
body facing downward | prone |
top left region of abdonimopelvic cavity (facing patient) | right hypochondriac region |
top middle region of abdonimopelvic cavity (facing patient) | epigastric region |
top right region of abdonimopelvic cavity (facing patient) | left hypochondriac region |
middle left region of abdonimopelvic cavity (facing patient) | right lumbar region |
center region of abdonimopelvic cavity (facing patient) | umbilical region |
middle right region of abdonimopelvic cavity (facing patient) | left lumbar region |
bottom left region of abdonimopelvic cavity (facing patient) | right iliac region |
bottom middle region of abdonimopelvic cavity (facing patient) | hypogastric region |
bottom right region of abdonimopelvic cavity (facing patient) | left iliac region |
levels of organization from simple to most complex (CCTOS) | chemical cell tissue organ system |
adult human spine consists of ___ bones | 26 |
serous membrane | lines body cavities |
mucous membranes | lines external cavities, nose, eyes, ear, genitalia |
synovial membrane | lines joints |
two types of cells found in nervous system | neurons and glia |
transmits impulses to the spinal cord and brain from all parts of the body | sensory neurons |
transmits impulses in the opposite direction - away from the brain and spinal cord, to muscles and glands | motor neurons |
conduct impulses from sensory neurons to motor neurons, connect to form complex, central networks of nerve fibers | interneurons |
neurons deal with..? | impulses |
glia are..? | support nerves |
dendrite | high branches projection on a neuron |
function of an axon | transmits impulses away from the body |
why is gray matter gray? | unmyelinated axons and dendrites |
oligodendrocytes are..? | glia cells, that hold nerve fibers together and produces the myelin sheath around axons |
disorder of the nervous system that results in death or injury to oligodendrocytes | multiple sclerosis |
neurilemma | outermost membrane of the Schwann cell |
vital centers of our brain is stored in the | medulla oblongata |
metastasize | tumors develop this way, coming from other growths within the body, cancerous |
largest part of the brain | cerebrum |
smallest part of the brain, and function? | cerebellum, muscle coordination |
3 parts of the brainstem | medulla oblongata, pons, and midbrain |