Flashcards in Cardiovascular Lab Deck (17)
An electrical recording of the contractions of the heart.
Machine used to performe a EKG
Print out of a recording for an EKG wich reveals the contractions of the heart in a series of waves which are labeled.
How are the waves labeled??
P, Q, R, S, and T
Indicates that the atria have depolarized and will soon contract.
Indicates that the ventricles have depolarized, which the ventricular contraction starting right after the R-wave peak.
Indicates ventricular repolarization.
The measure of pressure that a volume of blood exerts on arterial walls as it moves through the body.
Fancy name for blood pressure cuff?
Represents the maximum exertion by blood on the walls of the arteries.
Systolic blood pressure
Represents the force on arterial walls during the period in which heart chambers fill.
Diastolic blood pressure
Blood pressure of healthy adult?
High blood pressure? Greater than 150/90
Low blood pressure?
Listening to the sounds of the heart using a stethoscope>
Measures how often blood is being pumped by the heart in one minute. Also called pulse rate.