Sample Exam 4-Bio 107 1) The layer of the GI tract wall that is responsible for motility is the A) muscularis. B) mucosa. C) serosa. D) submucosa. E) None of the above are correct. Answer: A 2) The process by which undigested material is removed from the gastrointestinal tract is A) secretion. B) urination. C) mechanical processing. D) elimination. E) absorption. Answer: D 3) Once a bolus of food has been formed in the mouth‚ it is passed by the tongue and jaws to the A) esophagus
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Study guide‚ block exam 5‚ boil 118‚ Fall 2012‚ Dr. Benjamin Smarr. * Hunger * Neural regulation of * These include hormones and nutrients from the periphery that convey information about energy availability to the brain‚ and to the hypothalamus in particular. Neurons in distinct hypothalamic nuclei that are targeted by these molecules project to other hypothalamic nuclei as well as to extrahypothalamic sites. The complex process of regulating food intake is now known to involve
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What is a kidney stone? A kidney stone is a little stone of calcium‚ magnesium‚ or uric acid that has crystallized and precipitates in the renal pelvis (textbook‚ p. 988). Kidney stones can be very painful when having them or trying to pass them. Renal colic or unspecified abdominal pain were the most frequent presenting symptoms of kidney stone disease (Metabolic 3). Then followed by hematuria‚ (Metabolic 4) the presence of blood in the urine. Pediatric urinary stone disease is a relatively infrequent
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Instructions: this is an honors level course. Answer all questions fully using complete sentences. If you want full credit‚ please provide plenty of detail. 1. How is the concept of homeostasis related to aging and disease? Provide examples to support your thinking. The older people get the less they are able to control their systems‚ such as their urinary system. When this happens they are more prone to diseases. 2. When we are dehydrated‚ we are thirsty and drink water. Is this the part of
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body. * Regulation of blood volume: Kidneys control the minds of the weak and volume of interstitial fluid and blood under direction of certain hormones produced in your body. Change in blood volume affects blood pressure‚ so kidneys indirectly affect the blood pressure of the body. * Regulation of erythrocyte production: As kidneys filter blood‚ they are also measuring the oxygen level of the blood. If blood oxygen is reduced‚ cells in the kidney secrete hormone erythropoietin. Erythropoietin
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Based on the prompt above‚ “You are going to test your body’s ability to maintain homeostasis. You will test this by monitoring a person in your group’s breathing rate‚ heart rate‚ and qualitative observations” we devised a hypothesis which states that if a person exercises‚ his/her heart rate‚ breathing rate and sweat (qualitative observation) will increase in order for our bodies to maintain homeostasis and control our bodily functions. Based on our experiment we found that in Trial 1 the heart
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stomach $508‚ small intestine $ 2519‚ kidney $15000-40000‚ gallbladder $1219‚ skin $10 per square inch. Those prices are the average price at organ black market in America. Sum of all organs price is $301833. However‚ there are differences to price of illegal organ transaction. 3. Differences and illegal organ transaction 3-1. Increase in broker and black market There is difference between buyer and seller. For example‚ average price which paid by kidney buyer is $150‚000 but average price
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A kidney process about 400 quarts of blood a day t shift out about 21 quarts of waste products which leaves the body as what we call urine. The urine drains from the kidneys into the bladder through larger tubes called ureters. a kidney located nesr the middle of the back right about where your elbow is placed‚ just below the rib cage to the left and right of the spene. For those who dont know‚ there are 2 kidneys in our body which makes it easier to get kidney diseases. There are many kidney diseases
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substances from the bloodstream. The organs included in the urinary system are the kidneys‚ ureters‚ bladder‚ and urethra. The kidneys are two bean-shaped‚ reddish brown organs about the size of your fist. The renal capsule‚ a tough capsule of fibrous connective tissue‚ covers the kidneys. The ribcage protects the kidneys which are located in the back just above the waistline. There are three major parts of the kidney: renal cortex‚ renal medulla‚ and the renal pelvis. The renal cortex is the outer
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erythropoietin to stimulate RBC production f. Activation of Vitamin D (from PTH) 2. Describe the gross anatomy of the urinary system (including the location within the body) – kidneys‚ ureters‚ urinary bladder‚ and urethra Kidneys – retroperitoneal in position in the superior lumbar region; right kidney sits lower than left
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