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Physioex 6 Essay

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Below is an essay on "Physioex 6" from Anti Essays, your source for research papers, essays, and term paper examples.

Student Name:   __Azizah Syedali_________________________ Student ID# 4304769_________________

Student instructions:   Follow the step-by-step instructions for this exercise found in your lab manual and record your answers in the spaces below.   Submit this completed document by the assignment due date found in the Syllabus.  
Rename this document to include your first and last name prior to submitting, e.g. Exercise6_JohnSmith.doc.
Please make sure that your answers are typed in RED.     (You may delete these instructions before submission.)

Grading:   True/False, Multiple-Choice, and Fill-in-the-blank type questions will be worth 1 point each whereas Short-answer type questions will be worth 2 points each.   This lab will be worth a total of 45 points but will be converted to a percentage grade when registered in your “Gradebook”.

ACTIVITY 1:   Investigating the Refractory Period of
Cardiac Muscle Answers
1. Which of the following types of muscle tissue can depolarize spontaneously in the absence of any external stimulation:
a. Skeletal muscle
b. Smooth muscle
c. Cardiac muscle
d. All of the above C
2. Look at Figure 6.1, the cardiac action potential.   The period of time between the beginning of the cardiac action potential and the approximate middle of phase 3 is the __________________ refractory period of cardiac muscle. Absolute

3. In this simulation, when you delivered several single stimuli very rapidly, you saw a double peak.   The second peak is called an ______________. Extrasystole
4. True or False:   In order for the heart to function the most effectively in pumping blood, the ventricles must contract and then relax fully with each beat. TRUE
5. Explain why the larger waves seen on the oscilloscope represent ventricular contractions. The ventricles are larger chambers   which is why, when they contract they create more force thus making a   bigger wave.
6. Explain why the amplitude of the wave...

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  • Submitted by: zionzmom
  • on March 22, 2012
  • Category: Science And Technology
  • Length: 1,595 words
  • Views: 2125
  • Popularity Rank: 7134
  • 1 rating(s)


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Physioex 6. Anti Essays. Retrieved December 12, 2018, from the World Wide Web: http://trenmayamx.com/free-essays/Physioex-6-190138.html