the Pre-lab Quiz. 07/08/13 page 1 Experiment Results Predict Question: Predict Question: As the resting length of the muscle is changed‚ what will happen to the amount of total force the muscle generates during the stimulated twitch? Your answer : d. An increase in muscle length will decrease the total force. Stop & Think Questions: Note the dip in total force at a muscle length of 90 mm. Why does this occur? You correctly answered: d. At this muscle length‚ active force has decreased in
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Describe two variables that affect the rate of diffusion. Your answer: The two variable that affect the rate of diffusion are as follows: -the composition of the lipid layer which can vary from tissue to tissue -the size of the molecule(the larger the size the slower the rate of diffusion) 2. Why do you think the urea was not able to diffuse through the 20 MWCO membrane? How well did the results compare with your prediction? Your answer: The urea was not able to diffuse through 20 MWCO membrane
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Tutorial 11 and 12 Chapter 10: Disciplinary Systems and Termination of Service Essay Questions 1. Explain the THREE (3) main elements of a proper domestic inquiry. a) Adequate notice must be given to the accused employee It should be held as soon as possible after the alleged act of misconduct‚ but only after a thorough investigation has been conducted. An absolute minimum time would be 48 hours. The employer should be prepared for the inquiry: All the facts of the matter should have been carefully
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correctly. 1. The erythrocyte sedimentation rate (ESR) Your answer : a. measures the settling of red blood cells (RBCs) in a sample of whole blood during one minute. Correct answer: c. is increased whenever fibrinogen and immunoglobulins cause the RBCs to clump together‚ stack up‚ and form a column. 2. The ESR cannot be used to follow the progression of which of the following diseases? Your answer : c. rheumatoid arthritis Correct answer: d. gingivitis 3. The ESR can be used to evaluate a patient
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EXERCISE 7: RESPIRATORY SYSTEM MECHANICS ACTIVITY 1: Measuring Respiratory Volumes and Calculating Capacities | Answers | 1. Which of the following processes does not occur during inspiration? a. The diaphragm moves to a flattened position. b. Gas pressure inside the lungs is lowered. c. Inspiratory muscles relax. d. The size of the thoracic cavity increases. | C-Inspiratory muscles relax. | 1. During normal quiet breathing‚ about ______ ml of air moves into and out
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Lab 1 – Exercise 4: Endocrine System Name: Kathryn Marso ACTIVITY 1: Metabolism and Thyroid Hormone Part 1: Chart 1: Effects of Hormones on Metabolic Rate | | Normal Rat | Thyroidectomized Rat | Hypophysectomized Rat | BaselineWeightMl O2 used in 1 minuteMl O2 used per hourMetabolic ratePalpation results | 250.9 grams 7.1 ml 426 ml 1697 ml O2/kg/hr | 245.7 grams 6.2 ml 372 ml 1514 ml O2/kg/hr | 244.6
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Exercise 6.1 a) Describe the mediastinum and its boundaries. The region betweenthe two pleural cavities‚ also contains the thymus‚ esophagus‚ andtrachea. b) Use the identify tool to label the sructures in the diagram belowc)Right common carotid arteryd)Brachiocephalic arterye)Right Brachiocephalic veinf)Ascending Aortag)Superior vena cavah)Interior of paricardial saci)Auricle of right atrium j)Right Atrium k)Diaphram l)Left common carotid artery m)Left subclavian arteryn)Left Brachiocephalic
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force are generated by the muscle‚ the muscle has reached its You correctly answered: a. maximal tetanic tension. 11/23/12 page 1 Experiment Results Predict Question: Predict Question: As the stimulus frequency increases further‚ what will happen to the muscle tension and twitch appearance with each successive stimulus? Will there be a limit to this response? Your answer : a. As the stimulus frequency increases‚ the muscle tension generated by each successive stimulus will increase. There
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References: Human Anatomy and Physiology Laboratory Manual by Elaine N. Marieb and Susan Mitchell PhysioEx 8.0 Laboratory Experiments in Physiology http://www.biology-questions-and-answers.com/cell-membrane.html
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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. Exercise1_JohnSmith.doc. Please make sure that your answers are typed in RED. 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
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