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Heart
Heart
36
Anatomy
Undergraduate 1
02/08/2011

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Cards

Term
______ is reached at -40mV
Definition
threshold
Term
Sarcolemma are also refered to as what?
Definition
plasma memberane
Term
________ is the wave Artrial Depolarization occurs and last 80ms
Definition
P wave
Term
_________ is the wave ventricular Depolarization occurs 80 ms.
Definition
QRS Complex
Term
______ wave is where Ventricular Repolariztion occurs 160 ms.
Definition
T wave
Term
________ is the maximum ejection from ventricles.
Definition
End Systolic Volume
Term
_______ amount of blood returning from veins to right side of the heart
Definition
Venous return
Term
_______ is the force pushing Aortic blood Back toward Aortic valve.
Definition
Hypertension
Term
Aortic pressure reaches an average high of _______mmHg.
Definition
120
Term
rapid irregular heart beats ("like bag of squirming worms")
Definition
Fibrillation
Term
_______ is when abnormal Pacer takes over
Definition
Ectopic beats
Term
______ is when AV node takes over (40-60 beats/ min)
Definition
Junction Rhythm
Term
Abnormalities seen on ECG
Definition
Arrhythmias
Term
________ is the process of listening to the heart with a stethoscope.
Definition
Ausculation
Term
_______(get backflow) due to valves remaining partially open
Definition
Regurgitation
Term
_________(valves unable to open completely- bl,flow restricted)
Definition
Stenosis
Term
________space where 2 Cardiace cells are joined together
Definition
Intercalated disc
Term
________ (strength of contraction at a given lenghth of the cardiac muscle)
Definition
Contractility
Term
_____ ("oval door") hole between Atria
Definition
Foramen Ovale
Term
________ channel from : Pulmonary trunk to aorta
Definition
Ductus Arteriosus
Term
________ = (basal lamina + reticular lamina)
Definition
Basement Membrane
Term
_____ is the innermost lining of bl. vessels (face the lumen)
Definition
Tunica Intima
Term

_______ feeds outer regions of lg bl vessels

 

bl vessels inside bl vessels

Definition
Vaso Vasorum
Term
S-T Segment increase or decrease could be _________.
Definition
Ischemia
Term
enlarged R wave could be from ___________
Definition
poss. Enlargment of Ventricles
Term
SV = EDV - ____
Definition
ESV
Term
_____ = edv - esv
Definition
SV
Term
SV = _____ - ESV
Definition
EDV
Term
CO = SV x ____
Definition
HR
Term
_______ = SV x HR
Definition
CO
Term
CO = _____ x HR
Definition
SV
Term
_________ is strenghth of contraction
Definition
Ionotropic
Term
__________ valves ar eunable to open
Definition
Stenosis
Term
__________ allow ions through so that the Depolarization wave moves throughout the total cardiac muscle cells
Definition
Gap junctions
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