Pulmonary function tests Email this page to a friend Share on facebook Share on twitter Bookmark & Share Printer-friendly version Pulmonary function tests are a group of tests that measure how well the lungs take in and release air and how well they move gases such as oxygen from the atmosphere into the body's circulation. How the Test is Performed Spirometry measures airflow. By measuring how much air you exhale, and how quickly, spirometry can evaluate a broad range of lung diseases. In
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Test 1 Review 1. The atmosphere one a newly discovered planet has the following mixture of gases. 37 % O2 , 20 % CO2, 15 % H2 10% Ar, 18% N2 Given a Patm of 450 mmHg (assume 0% humidity) what is the partial pressure of O2 and Co2. 2. Marco tries to hide at the bottom of a swimming pool by breathing in and out through a 6 ft garden hose. What happens to following parameters? Ignore chemoreceptors compensation and be sure to provide a brief rationale for the changes you identify.
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Cardiovascular fitness shows how the heart and lungs supply oxygen-rich blood to the working muscle tissues and the ability of the muscles to use oxygen to produce energy for movement. The ability to deliver oxygen to the muscles is affected by many physiological parameters, including heart rate, stroke volume, cardiac output, and maximal oxygen consumption. Cardiovascular conditioning utilizes and transports the necessary oxygen and nutrients to body tissues. In order for the body to deliver adequate
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HASPI Medical Anatomy & Physiology 14a Lab Activity Name(s): ________________________ Period: _________ Date: ___________ The Respiratory System A healthy respiratory system is crucial to an individual’s overall health, and respiratory distress is often one of the first indicators of a life-threatening illness. The function of the respiratory system is to exchange gases between the external air and the body. The lungs are the primary organ of the respiratory system that performs this function.
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Chapter 4: Tissues © 2013 John Wiley & Sons, Inc. All rights reserved. Tissues ■ ■ ■ ■ ■ ■ ■ ■ Types of tissues Epithelial tissue Connective tissue Membranes Muscular tissue Nervous tissue Tissue repair: restoring homeostasis Aging and tissues © 2013 John Wiley & Sons, Inc. All rights reserved. Types of Tissues ❑ A tissue is a group of similar cells that usually has a similar embryological origin and is specialized for a particular function. The various tissues of the body are
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According to Staff Writers, research has shown that crocodiles have the amazing ability to adapt to their environment “all whilst living alongside the dinosaurs 235 to 65 million years ago.” Crocodiles were able to adapt to their environment due to, in ancient times, by acting like dogs on land roaming amongst the dinosaurs and others lived in the open waters feeding like killer whales. The inheritance of their lower jaw from the killer whale, allows the crocodile to break down bones from bigger
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Right before the race, Jim was quite stressed and was also feeling nervous; this made his heart rate and respiratory rate to increase. This is due to the breathing centre responses to nervous and chemical signals and changes the rate and depth of breathing to make changing of the body. The activation of sympathetic division had a mutual relationship (corresponded) with arousal and energy generation causing the heart to beat faster, the liver convert glycogen to glucose, bronchi of the lungs dilate
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Anatomy and Physiology of Respiratory System Overview Cells in the body require oxygen to survive. Vital functions of the body are carried out as the body is continuously supplied with oxygen. Without the respiratory system exchange of gases in the alveoli will not be made possible and systemic distribution of oxygen will not be made possible. Thetransportation of oxygen in the different parts of the body is accomplished by the blood of the cardiovascular system. However, it is the respiratory
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discovered that there are two basic approaches to the study of anatomy are systematic (by system) and regional (by area), the latter which is more commonly used in most medical schools. And of course studying the structure is not enough, this is where physiology comes in which is the scientific discipline that deals with the processes or functions of living things. I have known homeostasis as the maintenance of the relatively constant environment in the body but it is only now that I have learned about
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Plant Anatomy = the study of plant cell and tissue structure Plant cell structure “Cell” - originally coined by Robert Hooke, in 1600’s. Cell theory: 1) All life made of cells 2) Cells arise from pre-existing cells 3) Cells units of metabolism 4) Cells contain complete DNA, hereditary substance. Cell structure Ergastic substances = by-products of metabolism amyloplasts - starch grains = polymer of alpha-glucose 2 forms of glucose Ergastic substances chromoplasts - pigmented
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