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Cardiac Questions and Answers (Q&A)

E. Austin
Answered: Jan 17, 2019
The type of test that is used in order to pinpoint if the person is suffering from pericarditis is to do a cardiac CT. This will be effective in checking the thickness of the pericardium. There...Read More

2 Answers

374 views
John Smith
Answered: Sep 28, 2020
The end-plate potential of the skeletal muscle fiber-the channel opened by ach when it binds to receptors on the end plates of skeletal muscle fibers is equally permeable to potassium and sodium....Read More

1 Answer

268 views
John Smith
Answered: Sep 28, 2020
200j-see guideline 11.5 of the australian guidelines, and page 45 of the uk guidelines.for rectilinear biphasic waveforms the energy should be greater than 120j, and for truncated exponenetial...Read More

2 Answers

259 views
John Smith
Answered: Sep 28, 2020
Primarily permeable to Ca2+

Current is carried into the cell primarily by relatively slow Ca++ currents instead of by fast Na+ currents. There are, in fact, no fast Na+ channels and...Read More

1 Answer

247 views
John Smith
Answered: Sep 28, 2020
54-year-old woman with a prosthetic aortic valve

1 Answer

247 views
John Smith
Answered: Sep 28, 2020
1 shock followed by 2 minutes of cpr (chest compressions/ventilation)-see guideline 11.2 of the australian guidelines and page 44 of the uk guidelines.there are no studies comparing 3 stacked shocks...Read More

1 Answer

224 views
W. Pratt, Marketing Analyst
Answered: May 01, 2019
The correct answer is option D
The right ventricle is the heart chamber most likely to have been opened had the blade penetrated completely.
The heart is an organ located in the...Read More

2 Answers

223 views
John Smith
Answered: Sep 28, 2020
Anterior interventricular (left anterior descending)-the right and left bundles of conduction travel in the interventricular septum. so, the artery that has been occluded must be the one that...Read More

1 Answer

220 views
John Smith
Answered: Sep 28, 2020
Lung Congestion (Caused by some back flow in the Atrium)
A symptomatic that may lead to Heart Failure
Restricted Activites

Mitral regurgitation backflow of blood from the left...Read More

2 Answers

211 views
John Smith
Answered: Sep 28, 2020
Avoid physical exercise-aortic regurgitation back up of blood from the left ventricle. has no period of rest. result of lesions affecting the integrity of the valves. affects the closing of the...Read More

1 Answer

209 views
John Smith
Answered: Sep 28, 2020
Every 3-5 minutes-2. after the second shock and with alternate shocks-see guideline 11.6 page 3 of the australian guidelines and page 46 of the uk guidelines.the immediate resumption of cpr...Read More

1 Answer

208 views
John Smith
Answered: Sep 28, 2020
Wide qrs complexes-1. the heart rate is very rapid and the rhythm is not regular. 2. the qrs complex is absent. 3. p waves are absent. 4. there are no p waves or qrs complexes so there is no...Read More

1 Answer

207 views
John Smith
Answered: Sep 28, 2020
Procainamide

ECG criteria for Torsades de Pointes: heart rate is fast and the rhythm is irregular. The QRS complex is wide and the direction of polarity is changing. Torsades de Pointes...Read More

1 Answer

206 views
Ericgunasekera
Answered: Sep 28, 2020
Every 3-5 minutes
After the second shock and with alternate shocks

See Guideline 11.6 page 3 of the Australian Guidelines and page 46 of the UK Guidelines. The immediate resumption of...Read More

1 Answer

204 views
John Smith
Answered: Sep 28, 2020
Wide qrs-1. the heart rate is slow to normal. the rhythm is not regular since someqrs complexes are missing.2. the qrs complex is narrow.3. the p waves are upright.4. there are more p waves than qrs...Read More

1 Answer

201 views
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