Bowel injury is associated with potentially life threatening consequences if not promptly recognized and treated. Immediate intraoperative repair is recommended because diagnosis of an unrecognized bowel in postoperative period is difficult. Early imaging with computerized tomography (CT) of the abdomen and pelvis is vital‚ and immediate surgical exploration is required when a bowel injury has been identified. Bishoff et al. performed a retrospective review in 915 patients who underwent laparoscopic
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Krupa Desai Cell Biology April 3‚ 2013 Lab: Biosynthesis of Starch Introduction: In this lab we learned the concept and procedure of synthesizing starch. We also learned the effects of pH and temperature on the reaction rates of amylase.. In the process of the synthesis lab we learned phosphorylation using a potato‚ which was what we synthesized. The phosphorylation took place after the addition of primer. There are two different types of starches used are amylose and amylopectin. To test
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Some people see breastfeeding negatively‚ they tell women to cover up‚ go to the bathroom‚ or to leave. This causes many women to stop‚ to not try and lessen their confidence. Nevertheless‚ some see it as a beautiful thing‚ like the bond of the mother and baby. Consequently‚ it does not just benefit the baby it also benefits the mother in ways of less chance of post-partum bleeding‚ helps with post-partum weight loss and a smaller chance of ovarian‚ uterine‚ and breast cancer. Breastfeeding should
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molecules to smaller ones. When food enters the mouth‚ digestion of the food starts by the action of mastication‚ a form of mechanical digestion‚ and the wetting contact of saliva. Saliva‚ a liquid secreted by the salivary glands‚ contains salivary amylase‚ an enzyme which starts the digestion of starch in the food. After undergoing mastication and starch digestion‚ the food will be in the form of a small‚ round slurry mass called a bolus. It will then travel down the esophagus and into the stomach by
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simmons citrate agar slant tube‚ and a pure culture of bacteria. The starch hydrolysis test is used to determine the ability to hydrolyze starch. Bacteria use amylase‚ an extracellular enzyme to hydrolyze bonds linking the glucose subunits. Starch is detected by adding iodine to the medium. If the bacteria growing on the starch agar produce amylase‚ no color change will be seen around the bacterial growth because all of the starch is consumed. The absence of a color change is a positive test. Materials
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tongue‚ under the floor of the mouth all these start the chemical process within the mouth by making salvia to help moisten and dissolve food‚ saliva is made up of water‚ mucus‚ a bacterial agent and also has a carbohydrase enzyme called salivary amylase which helps convert starch into maltose. An enzyme‚ lysozyme destroys harmful bacteria‚ and saliva has a pH of 6.8; salivary also activates taste buds and lubricates the mouth. Teeth play a large part within the mouth by chewing and crushing food
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L. PETERSON/AP BIOLOGY Describe the role of the hypothalamus‚ the pituitary hormones‚ and the ovarian hormones in the regulation of the human menstrual cycle. Include in your discussion the concept of feedback control and the way in which fertilization of the egg alters the menstrual cycle. STANDARDS: Hypothalamus and Feedback: Maximum 6 pts. __low progesterone or estrogen resulting in positive feedback __secretion of a releasing factor __secretion of pituitary FSH __high level
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Mixing Mixing of ingredients is a critical factor to the quality of the final product as any other step in the baking process. It can be done manually or with a mixer (Pellegrini‚ 2012). In mixing‚ air cells are formed that enables leavening. At the beginning of mixing‚ air cells are large but as mixing continues‚ these cells become divided into smaller ones as gluten and other proteins develop and stretch. This entails that the length of mixing is important in achieving a desirable texture for
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Part C Digestion is the procedure of breaking down food into smaller parts. Most of the food humans consume should be digested into more basic parts‚ in order for it to be absorbed into the body and used within the body. Additionally‚ nutrients are the most important substances that allow the body to perform daily activities. Furthermore‚ carbohydrates‚ fats and proteins are the chief nutrients that the human body needs‚ in order to grow‚ repair‚ move‚ and maintain homeostasis. These nutrients
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eInsect attack is a serious agricultural problem leading to yield losses and reduced product quality. Insects can cause damage both in the field and during storage in silos. Each year‚ insects destroy about 25 percent of food crops worldwide. The larvae of Ostrinia nubilalis‚ the European corn borer‚ can destroy up to 20 percent of a maize crop. | European corn borer:A major pest in southern and central Europe. Insect resistant Bt maize is already being grown in Spain‚ France‚ Germany‚ Portugal
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