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Module 4 - Fluid Balance, Oxygenation, and Mobility

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Activity 1 : : Activity 2 : : Activity 3

In this module you will investigate the homeostatic mechanisms that regulate urine production, calculate cardiac output and respiratory volumes, and explain factors that influence the force of contraction in a motor unit.

Activity 1: Topics

As you complete the PowerPhys simulation for this module, you will learn more about the following topics. Record your notes and questions in your notebook.

  • Urine production
  • Urine output
  • Urine osmolarity
  • Homeostatic mechanisms
  • Plasma osmolarity
  • Heart rate
  • Stroke volume
  • Cardiac cycle
  • Cardiac volume
  • End-diastolic volume
  • End-systolic volume
  • Minute ventilation
  • Arterial partial pressure of carbon dioxide
  • Arterial partial pressure of oxygen
  • Blood pH
  • Tidal volume
  • Hypercapnia
  • Hypoxemia
  • Respiratory volumes
  • Respiratory capacities
  • Lung capacities
  • Lung volumes
  • Motor neuron
  • Motor unit
  • Sarcomere
  • Voltage
  • Twitch contraction
  • Wave summation
  • Stimulator
  • Threshold stimulus
Copyright 2008, by the Contributing Authors. Cite/attribute Resource. administrator. (2007, February 15). Module 4 - Fluid Balance, Oxygenation, and Mobility. Retrieved March 21, 2010, from Western Governors University Web site: http://ocw.wgu.edu/liberal-arts/anatomy-and-physiology-part-ii-aot1/a41.html. This work is licensed under a Creative Commons License. Creative Commons License