Chapter 13 + 14 Flashcards
center of gravity
hypothetical point around which all mass appears to be concentrated (S2)
orthostatic hypotension
sudden drop in blood pressure in the brain when a person stands too quickly
most common spinal trauma traction device?
cervical collar
artifacts
substances/structures not naturally present but of which an authentic image appears on an image
what enables the tech to position the patient accurately?
positioning aides
support of the patient significantly lessens what?
physical strain and motion
4 types of wheelchair transfers
standby assist
assisted standing pivot
two person lift
hydraulic lift
one of the greatest fears of an older person?
falling
one of the many factors affecting diagnostic quality?
motion
which muscles should be used for lifting/support?
lifting = mobility
support = stability
stability muscles
support the torso and are designed to provide postural stability
two most common upright restraint devices for children
Pig-o-stat, pedia-poser
mobility muscles
found in the four extremities, designed for movement
most commonly attached medical equipment
oxygen tubing
IV
central line
catheter bags
postsurgical drains
base of support
foundation on which a body rests or stands
what are tendons and where do they provide movement?
tendons are white, fibrous, connective tissues that attach muscles to bone (arms + legs)
wider bases of support characterize what?
more stable systems and are preferred with most interactions
what contains synovial fluid that lubricates the tendon and reduces friction?
sheaths
two spinal immobilization devices
backboard, splints
ergonomics
study of a persons efficiency in the working environment
