Med Term unit 5-6

tax/o

coordination/order

-dynia

pain

-paresis

weakness

ad-

toward

difference between origin and insertion?

origin: less moveable attachment of muscle

insertion: much more moveable

origin

less moveable attachment of a muscle

insertion

much more moveable attachment of a muscle

excitability

ability to respond to stimulus in muscles

contractility

ability to generate pulling force in muscles

are voluntary muscles controlled consciously or unconsciously?

consciously

what tissue olds muscle fibers together?

perimysium

ather/o

plaque

-stenosis

abnormal condition of narrowing/ constricting

which vessels carry blood away from the heart?

arteries

which vessels carry blood toward the heart?

veins

what is the purpose of valves in the heart and veins?

they guide the blood in the right direction

what’s the difference between systemic and pulmonary circulation

systems is from heart to body cells (left side of heart), and pulmonary is from heart to lungs (right side of heart)

systemic circulation

from heart to body cells, left side of heart

pulmonary circulation

from heart to lungs, right side of heart

what is the job of the hearts electrical conduction system?

it allows contractions of the heart muscle

why is one way blood important for survival?

allows removal of waste products and blood to all parts of the body

what instrument measures blood pressure?

sphygmomanometer

what test uses sound waves to visualize the heart?

echocardiogram