balanced within its physiological limits. The kidneys in the urinary system are a major workhorse in keeping the body in balance. They regulate the ionic composition of blood‚ pH of blood‚ blood volume‚ blood pressure‚ blood glucose‚ production of hormones‚ and excretion of foreign materials and waste products. If this process fails or there is impairment (renal failure)‚ then a person relies on dialysis to artificially clean the blood‚ remove excess fluid and electrolytes. The patient will have to
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Water Balance Adipose tissue is one of the most hydrated of all tissues in the human body. False The most abundant cation in intracellular fluid is sodium. False Electrolytes determine most of the chemical and physical reactions of the body. True Solutes‚ regardless of size‚ are able to move freely between compartments because water carries them along the osmotic gradients.False The thirst center in the brain is located in the hypothalamus.True Dehydration can be caused by endocrine disturbances
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by encouraging the growth of stem cells that become brain cells‚ stress improves memory.” This shows how stress can help improve your brain and how you handle activities. Another example from the article is‚ “Researchers have identified a hormone called oxytocin that reduces the stress
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HOMEOSTASIS GROUP 5 RESEARCHERS MUNASHE MUDUMISO R136670X TAWANDA CHIKUKUZA R136602Y JOHN MTINIWA R136553H LEARNMORE SHOTI R136619N WELLINGTON CHIPADZE R113616B MASIMBA Homeostasis is the ability to maintain a stable internal body environment in an ever changing outside world. It can also be said to be the body’s attempt to maintain a relatively constant internal environment in the face of constantly
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“euphoria” - Ecstasy affects the neurotransmitters of serotonin‚ norepinephrine‚ dopamine‚ & oxytocin. Ecstasy enters neurons through the use of monoamine transporters & then inhibits the transporter; this inhibition INCREASES the levels of activity of neurotransmitters (serotonin‚ norepinephrine‚ & dopamine). Low levels of euphoria feelings are associated with dopamine and serotonin. Increase in oxytocin leads to more trust and decrease in fear 2. What behavioral effects does MDMA produce?
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What causes the CL to die? No CL means ↓ Prog which will cause the lining of the uterus to break down and initiate ______________. because of ↓ hormones‚ there will be no negative feedback‚ so GnRH can be secreted again and restart the follicular phase Uterine Cycle Proliferative Phase Draw an arrow indicating the levels of the following hormones at this phase: ___ Est‚ ___ inhibin‚ ___ Prog What causes growth and thickening of the endometrial lining? Secretory Phase ↑ secretory glands
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explanations for why they are doing what they are doing”. His research has found that the brain releases a neurotransmitter and the hormone ‘oxytocin’ contributes to virtuous behaviors. According to Zak‚ “Oxytocin release makes us feel empathy and by doing so increases our sensitivity to the feelings of those around us”. At the same time those who do not have an oxytocin response tend to lack feelings of compassion and empathy. Generally we consider humans as moral species however‚ under extreme environmental
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2.1 Biological level of analysis Bidirectional – cognition can affect biology and biology can affect cognition Nature versus nurture debate – debate whether human behaviour is the result of biological or environmental factors Interactionist approach – both nature and enlivenment Principles of biological level of analysis: 1. Behaviour can be innate because it is genetically based. 2. Animal research can provide insight into human result. 3. There are biological correlates of behaviour. Reductionist
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Amongst the many popular misconceptions in today’s society‚ the in depth differences between sex and gender has grown to be one that is discussed extensively by psychologists and sociologists too. Sex in itself is a more scientific term that explains the innate physical attributes of an individual. On the other hand gender carries a more social tone. Meaning‚ that it refers to the different clothing‚ activities‚ career choices‚ and positions people hold in society. This essay aims to highlight some
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found at the base of the brain behind your nose and between your ears. Pituitary gland produces a number of hormones or chemicals
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