Physioex 9.0 Exercise 2

Muscle fatigue, Tetanus, Myosin

Skeletal Muscle Physiology

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. Exercise2_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 76 points but will be converted to a percentage grade when registered in your “Gradebook”.

|ACTIVITY 1: The Muscle Twitch and the Latent Period |Answers | |The latent period of the skeletal muscle that was tested in this lab simulation was |C | |about 1 second. | | |less than 1 msec. | | |between 2-3 msec. | | |variable, depending on the voltage that was applied to it. | | |True or False: Another name for a muscle cell is “myofibril.” |False | |The largest active force that could be generated...
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