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Cardiovascular Emergencies
Nancy Carolone CH27
17
Anatomy
Undergraduate 1
11/06/2009

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Cards

Term
Heartsound occurs during diastole.  This sound is made during the rapid filling of the ventricles.
Definition
S3
Term
The ( ) comprises one complete phase of of atrial and ventricular diastole, followed by one atrial and ventricular contraction.
Definition
Cardiac cycle
Term
The protective outer layer of fibrous tissue, the ( ), provides blood vessels with the strength needed to withstand high pressure against their walls.
Definition
Tunica adventitia (covering-external/foreign)
Term
Approximately (  %) of ventricular filling occurs during diastole.  Gravity helps assist blood passively into the Right Atrium.
Definition
80
Term
Atrial kick fills the ventricles with ( %) volume.  The atrial contraction fill acount for removing reamaining blood left over in both atria.
Definition
20
Term
Diastole usually lasts ( ) seconds
Definition
0.52
Term
Systole usually lasts ( ) seconds
Definition
0.28
Term
the innermost layer of the blood vessels is called the ( )
Definition
Tunica intima (covering-internal)
Term
Arterial walls are highly sensitive to stimulation from the ( ) system
Definition
autonomic
Term
blood pressure is affected by
Definition
CO, preload, afterload
Term
the anatomy of veins allow them to ( ) during increased back pressure
Definition
distend
Term
CO =
Definition
SV X HR
Term
Normal cardiac output for an adult is
Definition
5 to 6 L/min
Term
normal stroke volume is
Definition
50-60 mL
Term
Contractility (inotrophy) may be affected by
Definition
drugs or the nervous system
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