Tech I quiz 2
Card Set Information
Tech I quiz 2
PTA Tech Quiz
Baker College Fall 2012 PTA211 Techniques I
What are the 5 Joint Classifications?
: distal tibiofibular
: Peg in Socket
: intevertebral discs
: Hip, Elbow, Knee
What dictates the motion allowed at a bone joint?
The shape of the bone
What are the 2 kinds of tension within a muscle?
** the total amount of tension within a muscle is a combination of active and passive **
What is active tension?
The amount of tension that a muscle can actively generate
: Actin, myosin & the sliding filament theory
What is passive tension?
the tension in the non-contractile units of the muscle
Increases as it is stretched
Decreases when it is contracted
What is muscle excursion?
The total distance a muscle can lengthen from its maximally shortened position
Can shorten to 1/2 its resting length
Can lengthen to 1 1/2 its resting length
Has the most power at 1.2X it's resting length
Passive tendon tension builds up to the point that it pulls everything in
Functional with quadriplegic's to pull in their fingers
Observation of a patient begins when?
At first contact
skin turns blue due to a lack of O2 or too much CO2
too little bloodflow or hemoglobin
Localized redness of the skin due to; sunburn, fever or carbon monoxide poisoning
What causes yellow skin?
increased carotin levels or liver disease
What is a pitting edema?
When you palpate the skin stays indented
The study of measurements of the human body
The use of tape to measure the circumference of a limb