Unit 5 task 3 (P5 M2 D2) – explain the concept of homeostasis‚ discuss the probable homeostatic response to changes in the internal environment during exercise‚ how homeostatic mechanisms control temperature‚ breathing and heart rate and evaluate the importance of homeostasis in maintaining healthy functioning of the body. Homeostasis Homeostasis is the maintenance of a constant internal environment in organisms. It involves volume of blood and tissue fluid within restricted limits‚ it also maintains
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Reward dominance Theory “Reward dominance theory is a neurological theory based on the proposition that behavior is regulated by two opposing mechanisms‚ the behavioral activating system (BAS) and the behavioral inhibition system (BIS.)” (Walsh & Hemmens pg 304) The BAS is related with the neurotransmitter dopamine and with joy ranges in the mind. The BIS is related with serotonin and with cerebrum structures that represent memory. Neurotransmitters‚ for example‚ dopamine and serotonin are the compound
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NU 545 Unit 2 Study Guide Review the anatomy of the brain. (pg. 451) Which portion is responsible for keeping you awake? (pg. 453) The epithalamus‚ pineal gland‚ functions much like the limbic system by influencing the secretion of melatonin associated with circadian rhythms. Controlling thought? (pg. 452) They parietal lobe is involved in sensory association (storage‚ analysis‚ and interpretation of stimuli). Emotions and behavior? (pg. 453) The hypothalamus is responsible
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Truth in Ads: Eliquis Truth in Ads: ELIQUIS (apixaban) ELIQUIS (apixaban) is a blood thinner used to reduce the risk of stroke and blood-clots in people who have atrial fibrillation (Afib). Afib is an irregular heartbeat‚ but it can cause blood clots to form. This can result in a stroke according to Eliquis.com (2014). ELIQUIS can play an important role for patients with Afib not caused by a heart valve problem. ELIQUIS can’t regulate irregular heart or treat people who are symptomatic; it can reduce
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4. To define extrasystole‚ and to explain at what point in the cardiac cycle (and on an ECG tracing) an extrasystole can be induced. 5. To describe the effect of the following on heart rate: vagal stimulation‚ cold‚ heat‚ pilocarpine‚ atropine‚ epinephrine‚ digitalis‚ and potassium‚ sodium‚ and calcium ions. 6. To define vagal escape and discuss its value. 7. To define ectopic pacemaker. I nvestigation of human cardiovascular physiology is very interesting‚ but many areas obviously do not lend
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when there is not enough sugar or glucose to supply the body’s fuel needs. This occurs overnight‚ and during dieting or fasting. During these periods‚ insulin levels are low‚ but glucagon and epinephrine levels are relatively normal. This combination of low insulin‚ and relatively normal glucagon and epinephrine levels causes fat to be released from the fat cells. The fats travel through the blood circulation to reach the liver where they are processed into ketone units. The ketone units then circulate
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People every day are diagnosed with mental and emotional illnesses that completely change their lives. Depression is one of the many illnesses that take its toll on an average person. Medical experts believe that depression causes more disability throughout the world than almost any other medical illness or disorder (World Book). Depression affects more Americans than cancer‚ AIDS‚ or coronary heart disease. About one in five Americans will develop a mood disorder‚ usually depression‚ at some point
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Graves’ Disease Hyperthyroidism and Treatments 0 comments Graves’ disease is the leading cause of hyperthyroidism. Complications can include hypertension‚ cardiac arrhythmias and thyroid eye disease but treatments are available. Jim Lowrance Posted on Aug 7‚ 2009 Graves’ disease is an autoimmune condition affecting the thyroid gland that results in abnormally high levels of thyroid hormone to be released into the body causing hyperthyroidism. There is no cure for Graves’ but progression of
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Love is shown throughout many different stories‚ and everyone feels love at least one point in their lives. A current issue in the news is the “Royal Wedding” and“Meghan Markle and Prince Harry are getting married in may”. This surprises everyone because no one expected a prince to fall in love with a commoner like Meghan Markle. Not everyone agrees with their decisions‚ but Prince Harry and Meghan Markle don’t care‚ as they will be going on with the marriage. Because Prince Harry is well‚ “a prince”
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Depression in Men Fred S. Ward Abnormal Psychology Section 002 Spring 2013 Introduction The expression of depression in men can be very complex. There can be additional problems with measuring depression in men than with women. Men use various ways to hide and suppress their depression. Depression in men can be hidden in their being antisocial and participating in risk taking behaviors. Such behaviors can be drug and alcohol abuse‚ suicide‚ road rage‚ extra sexual activities or adventures
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