Cardiac A&P 3

Cardiac A&P 3
 
Created Feb 7, 2012
by abbyas2003
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Side ASide B
1. quantity of bld pumped per minutes by the ____ or _______2. Give following numerical values:a....
1. right or left ventricle2a. 0-4mmHgb. 20-30/ 0-8mmHgc. 20-30/ 8-15mmHgd. 8-12mmHg
1. Frank Starling Law of the HEart= as cardiac muscle fibers are stretched, the fibers will...
1. with greater force of contraction (within physiological limits)2. As more bld fills ventricle...
1. degree of tension on the muscle when it begins to contract2. often measured as what?3. look...
1. preload2. end-daistolic vent pressure4. #1- bld volume- position-intrapleural pressure-...
Frank Starling's Law1. what pressures can be estimated using a plum art catheter2. distal end...
1. left ventricular filling pressures2. distal segment (zone 3) of plum artery3. left atrial...
Central Venous Pressure1. zero transducer to what?2. read CVP at what point during resp cycle?3....
1. phlebostatic axis2. end of expiration3. right ventricular end diastolic pressure
1. If swan is pulled back into RV, it is considered what? What does it look like?2. PCWP- number...
1. swan emergency- catheter needs to be pulled out immediately   - V-tach2. PA diastolic3....
Atrial Stretch1. stretch of right atrial wall by increased bld vol leads to what? (not...
1. increased HR (by 10-20%)2. left ventricular after load3. right ventricular afterload
Sympathetic Nervous System1. sympathetic fibers originate where?2. efferent fibers synapse...
1. medulla from the cardioaccelerator center2. lateral horns of spinal segments T1-T53. paravertebral...
Effect of NorEpi on the Heart1. stimulation of which receptors?   a. increased permeability...
1. B1   a. Na/ Ca   b. heart rate (chronotropy) and contractility (inotropy)2....
Mechanism of increased contractility by NE1. NE binds to ___ receptor on cell membrane2. ___...
1. B12. Adenylate cyclase/ ATP to cyclicAMP3. protein kinase**opening of slow Ca channels and...
1. Vagus innervates primarily what?2. Vagal stimulation slows ____ of SA node and decreases...
1.right vagus innervates SA node left vagus innervates the AV node2. automaticity/ excitability3....
Extrinsic Regulation = other factors affecting cardiac fct1. cardiac debility = ____ heart2....
1. hypoeffective2. hypereffective3. K   a. concentration gradient   b....
a
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