Excretory system Excretion is the removal of waste products of metabolism from our body system. Contents • 1 Excretory functions • 2 Component organs o 2.1 Lungs o 2.2 Kidneys o 2.3 Ureter o 2.4 Urinary bladder o 2.5 Urethra o 3 Urine formation4 Reasons For Excretion The excretory system removes metabolic and liquid toxic wastes as well as excess water from the organism‚ in the form of urine‚sweat‚urea or bile. This is important so as to help maintain balance within the organism
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Urine should be stored properly as to avoid any additional growth of bacteria. (Becton‚ 2004) 2) This protocol is for samples analyzed in a doctor’s office or for a routine laboratory culture that were midstream samples for urine culture or for urinary tract infections. Negative macroscopic screened urines do not routinely require microscopic examination of urine sediment. Microscopic examination of urine sediment may be warranted when macroscopic examination is positive for blood (Hb)‚ protein
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adulthood (Nevéus‚ 2011). Enuresis is classified as primary enuresis (urinary incontinence in a child who has never been dry) and secondary enuresis (urinary incontinence in a child who has been dry for at least 6 months)‚ Primary enuresis is often associated with a familial history of delayed urinary bladder control. Secondary enuresis may also be due to urologic and neurological problems‚ disorders of the spinal cord‚ and recurrent urinary tract infection ‚90% of enuresis cases are primary (Behrman et
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Death 2009‚ up to 30% of cases of acute kidney injury may be preventable and the best ’treatment of AKI is prevention.’ [3]This can mainly be done by identifying patients most at risk as early as possible. This would involve constant monitoring of urinary output and serum creatinine levels for the high risk patients. However in general‚ all hospitalized patients with acute illness should be monitored for any symptoms of AKI. In addition minimising the patient’s exposure to nephrotoxic drugs and iodinated
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from mild to severe. Mild cases usually do not cause problems and do not require treatment. Children with more severe vesicoureteral reflux may have more frequent urinary tract infections (UTIs)‚ especially kidney infections (pyelonephritis). When
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Chapter 25 Control of Body Temperature and Water Balance PowerPoint Lectures for Biology: Concepts & Connections‚ Sixth Edition Campbell‚ Reece‚ Taylor‚ Simon‚ and Dickey Lecture by Edward J. Zalisko Copyright © 2009 Pearson Education‚ Inc. Introduction: Chilling Out Bears sleep a lot during winter But bears do not hibernate Instead‚ they become dormant – Body temperature drops from 37°C to 31–34°C – True hibernators may cool to 30°C Dormant bears – Are easily awakened – True
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Background Presence of gallstones in the gallbladder. Spectrum ranges from asymptomatic‚ colic‚ cholangitis‚ choledocholithiasis‚ cholecystitis Colic is a temporary blockage‚ cholecystitis is inflammation from obstruction of CBD or cystic duct‚ cholangitis is infection of the biliary tree. Anatomy Pathophysiology Three types of stones‚ cholesterol‚ pigment‚ mixed. Formation of each types is caused by crystallization of bile. Cholesterol stones most common. Bile consists of lethicin‚ bile
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A kidney stone is a hard piece of material that is formed from substances in the urine and develops in a kidney. These hard stones may often come loose and move down the urinary tract. If it is small enough‚ it can pass through in the urine with little pain. However‚ the bigger kidney stones can lodge somewhere in the urinary tract‚ get stuck‚ and cause a lot of pain. It can also obstruct the flow of urine. This article explains what causes them‚ and describes several different treatments for them
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water‚ absorb ions through gills and excrete large amounts of dilute urine. Amphibians * Similar kidney to freshwater fish * Take up ions and water in what they eat and drink‚ through skin and through the urinary bladder that balances what is lost by evaporation. * The urinary bladder is a water and ion storage site Birds‚ Reptiles‚ and Mammals * Have a metanephros kidney * Can remove more water than other kidneys * Primary organs for osmoregulation Metanephric Kidney
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Question describe the different types of epithetical tissue including structure function‚ and location. Answer: there are many types of epithetical tissue with many different functions in different parts of the body that do many different things working together to do there job to maintain these conclusions‚ first off theres the simple squamous: known as a single layer commonly very flat known for filitration and & absorption found in the lungs and blood vessels‚ known as the circulatory system
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