Lecture Exam 1
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_____ _______ is the outside of the heart.
_____ are the receiving chambers of the heart
________ are the swelling on the outside of the atria.
Superior and inferior ______ and the ____ ______ carry blood to the right atrium
VENA CAVA - CORONARY SINUS
_____ muscles are on the inside of the atrium and allow stretching.
____ veins bring blood to the right atrium
Right side of the heart is the pump for the _____ circuit and pumps blood to and from the _____
Left side of the heart is for the ______ circuit and pumps blood to the ____ of the _____.
SYSTEMIC, REST OF THE BODY
Right atrium -> ____ Valve -> Right ______
Right Ventricle -> ____ semilunar valve -> ____ trunk -> pulmonary ____ -> ______
PULMONARY, PULMONARY, ARTERIES, LUNGS
Lungs -> pulmonary ____ -> left ____ -> _____ Valve -> left ______ ->_____ semilunar valve -> aorta -> ____ circulation
veins, atrium, bicuspid, ventricle, aortic, systemic
Angina pectoris- thoracic pain caused by a fleeting deficiency in blood to the _____
______ _______ - prolonged coronary blockage
Depolarization of the heart is rhythmic and ____
about _% of cardia cells have automaticity
___ Junctions ensure the heart contracts as a unit
______ - Irregular heart rhythms
Defective Sinoatrial node may result in ____ focus
Cardiac centers are located in the ____ _____
P wave - ______ of the sinoatrial node ( ___ contract)
QRS Complex- ____ depolarization (____contract)
T Wave - ventricular _____
- depolarization, atria
- ventriclar, ventricles
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