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    amylase Dependent variables: • the enzymatic activity • the colour change of the saliva solution Controlled variables: • the temperature • ph Planning (b) – Pl (b): Requirements: 1. distilled water 2. 0.5% starch solution 3. buffer…

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    Essay On Salivary Amylase

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    However a lot of work has been done to look at how saliva is produced, including some of its benefits such as preventing dental caries (Dawes 1970). Some studies have also looked at how the changes in salivary amylase can correlate to stress levels in an individual (Douglas et al. 2007). The main research that has been conducted to look at the relationship between salivary amylase and ancestral diet is a paper by Perry and his colleagues titled, “Diet and the evolution of human amylase gene copy…

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    (Brooker-2011) FERRITIN is a protein that stores iron and releases it in a controlled fashion. (Frey et al. 1995) INTESTINAL ANGINA is when eating food, stomach and intestines stop resting and start to work. The wall of intestines contains muscle that pushes the food eaten and keeps it moving. (Komaroff-2012) NEGATIVE CONTROL is when there is no reaction is expected to occur on the experiment and the result is always negative. (Lipstitch-2010) PERISTALSIS is the rhythmic contraction of muscles…

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    Starch Experiment

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    Analysis and Discussion The hypothesis that amylase would no longer hydrolyse the starch solution into maltose past 37°C was not supported by the data. Fig 1b, Fig 2.1 and Fig 2.2 all show the colour samples for various temperatures taken at increments of 10 seconds up to 40 seconds. Initially, 4°C was the slowest followed by 19°C then 37°C, 45°C, 80°C and 60°C being the fastest acting in the first 30 seconds. 80°C was the second-fastest acting temperature up until 20 seconds, but slowed down…

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    Aims and Objectives: To detect and compare salivary glucose with plasma glucose level and PPBS(Postprandial ) and FBS (Fasting blood sugar) in diabetic and non-diabetic subjects. Material and Method: A total of 100 patients were participated in the study. They were divided into 2 groups, each group consist of 50 patients. Unstimulated saliva and blood were collected and investigated for glucose levels. Results and conclusion: FBS, PPBS, Plasma glucose levels and salivary glucose levels were…

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    Our petri dish already had the agar prepared, so we didn’t have to go through the process of preparing this first. We grabbed cotton swabs and tried not to grab them from the ends to not get other bacteria on it. This could have been done differently though, we should have sterilized the cotton swabs to get best results. Then got the cotton swab to get my saliva and spread it across the agar and quickly closed the petri dish. Then we also grabbed the dog’s saliva the same way. I put the labeled…

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    We're going to talk about the effects that gum has on cavities and gum disease. Many patients inquire about whether or not chewing gum can have any sort of affect on cavities and gum disease. The good news is, they have actually found that there are new gums out there, new chewing gums, that are actually helping prevent cavities. And it does that a couple different ways. But first of all, when you're chewing gum, what you're doing is, when you're biting down on the gum you're stimulating your…

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     Experiment Procedure This experiment was conducted between 12PM and 5PM to reduce the effects of circadian rhythm on the participants, so the participants would be fully awake and cognitively aware at the time of the experiment. The subjects were instructed to arrive at the lab 1 hour prior to the beginning of the TSST. Upon arrival, they were taken to a waiting room where the head experimenter informed them about the process of the study. After verbal and written consent was received from all…

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    Eating is one of the most important daily activities. "Chew your food 30 times before swallowing it. "That is a phrase you may have heard many times during your childhood. However, it is likely that not so many people care about how well they chew their food. Actually, Japanese people in the Yayoi era are said to have chewed about 4, 000 times at one meal. Those in the Kamakura era around 2, 500 times and those before World War II 1, 400 times. Now, the average Japanese person only chews about…

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    of vitamin C can prevent a host of dental health problems, ranging from bleeding gum all the way to loose teeth. There are lots of foods that you can get your daily dose of vitamin C from, including: bell peppers guavas dark green leafy vegetables papaya cooked tomatoes peas citrus fruits kiwi broccoli berries cabbage cauliflower brussel sprouts mango pineapple honeydew cantaloupe Basically, if you load up on your fruits and vegetables, you should be able to provide your teeth with the…

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