PII ECG test 2
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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show | At diaphragm (bottom of the heart)
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show | Top of Heart at level of the second-third rib
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Perietal Pericardium | show 🗑
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Visceral Pericardium | show 🗑
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show | Heart is squeezed by fluid in potential space between perietal and visceral layer
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show | Smooth outer surface contiguuous with visceral pericardium
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Myocardium | show 🗑
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Endocardium | show 🗑
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show | Mitral and Tricupsid
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show | Aortic and Pulmonary
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show | Valve between the right atria and right ventrical
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show | Valve between the left atria and left ventrical
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Chordae Tendonae | show 🗑
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PVC's | show 🗑
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Cause of PVC | show 🗑
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show | Stiffening of semi-lunar valves. Valve sticks open
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show | Contraction of the ventricles, AV valves are closed, semilunar valves are open. Ventricles are emptying
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Ventricular Diastole | show 🗑
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Layers of vein from outside to inside | show 🗑
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show | veins, venule and capillaries
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Arterial system | show 🗑
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show | Generation and conduction of electrical impulses
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"All or None" Phenomenon | show 🗑
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show | "All or None" phenomenon, cardiac muscle cell groups that are connected together and function as a unit
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Properties of cardiac cells | show 🗑
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show | Ability of cardiac pacemaker cells to spontaneously generate own electrical impulses without external stimulation
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show | Ability of cardiac cells to respond to electrical stimulus is also referred to as irritability
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show | ability of cardiac cells to receive an electrical stimulus and then to transmit it to other cells, so they function collectively. (sends through electrical circuit)
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show | the ability of cardiac cells to shorten and cause cardiac muscle contraction in resonse to an electrical stimulus
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Electrolyte | show 🗑
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show | Potassium (K+), Sodium (NA), Calcium (CA)
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Potassium (K+) | show 🗑
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Sodium (NA) | show 🗑
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Calcium (CA) | show 🗑
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Location of potassium ion | show 🗑
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show | concentration greater ouside cell
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show | active transport, potassium / sodium moved in and out of cell through cell membrane
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show | sodium ions rush into cell through fast channel, changing interior charge to + after cell stimulated
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show | sodium ions return to outside of cell, potassium returns to inside of cell
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show | Recovery stage - inside negative, outside positive
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Action Potential | show 🗑
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Refractory period | show 🗑
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show | cardiac cell unable to respond to new electrical stimulus, cannot spontaneously depolarize
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The most amazing man you have ever met | show 🗑
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Relative Refractory Period | show 🗑
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Sinoatrial Node | show 🗑
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Bachman's bundle | show 🗑
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show | SA Node, Internodal Atrial Pathways, Bachman's Bundle, AV Junction, AV Node, Bundle of His, Left and Right Bundle Branches, Purkinje Fibers
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show | slows impulse
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show | Secondary Pacemaker, slows impulse
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Bundle of His | show 🗑
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Bundle Branches | show 🗑
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show | Causes contraction of ventricle
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show | 60 - 100 beats per min
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Internodal pathways | show 🗑
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show | 40-60 beats per min
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show | 20 -40 beats per min
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show | closed
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show | open
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show | amount of blood pumped out of the ventricle in 1 beat
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show | Amount of blood available to the heart to pump
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show | the amount of blood the heart has to pump against to empty.
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Cardiac Cycle | show 🗑
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show | simultaneous contraction of the ventricles
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show | synonymous with ventricular relaxation -ventricles fill with 70% of blood passively from atria
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Starling's Law | show 🗑
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show | amount of opposition to blood flow offered by arterioles
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Alpha receptors | show 🗑
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Beta receptors | show 🗑
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SNS neurotransmitter | show 🗑
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show | Acetocholine
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show | sympathetic nerve fibers
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Cholinergic | show 🗑
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Or sort by any of the columns using the down arrow next to any column heading.
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Created by:
ERnurse2b
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