What effect will the calcitonin injections have on the calcitonin-treated rat’s vertebral bone density? Your answer : a. The calcitonin injections will increase the rat’s vertebral bone density (indicated by a less-negative T score). Experiment Data: Rat Elapsed Days Saline injections Estrogen injections Control Estrogen Calcitonin 7 7 7 7 0 0 0 7 0 11/26/14 page 2 Calcitonin injections 0 0 7 T score -2.82 -1.67 -2.29 Post-lab Quiz Results You scored 50% by answering 2 out of 4 questions
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GM maize‚ health and the Séralini affair Smelling a rat GENETICALLY modified maize causes cancer: that was the gist of a study‚ among the most controversial in recent memory‚ published in September 2012 in the journal‚ Food and Chemical Toxicology. Well‚ actually‚ it doesn’t. The journal has just retracted the article. It would be too much to say that GM foods have therefore been proven safe. But no other study has so far found significant health risks in mammals as a result of eating GM foods
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in a situation like war man is forced to show strength and no signs of weakness‚ and what Lemon did took a lot of self applied pressure off him. Lemon’s acts were also shown as shameful and stupid by the way he played with grenades‚ “Curt Lemon and Rat Kiley were playing catch with smoke grenades.” (70) The game played with this grenade was called “Yellow Mother”‚ they would pull the pin of a smoke grenade and toss
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reaction of the brain to ionizing radiation in a series of experiments on laboratory animals‚ mainly rats. Garcia noticed that rats avoided drinking water from plastic bottles when in radiation chambers. He suspected that the rats associated the “plastic tasting” water with the sickness that radiation triggers. During the experiments rats were given one taste‚ sight‚ sound as a neutral stimulus. Later the rats would be exposed to radiation or drugs (the unconditioned stimulus)‚ which would make the
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and the clouds are meant to kill. Kill humans? Oh dear‚ of course not. They are far more mysterious than that. These clouds are the keepers and killers of dreams because in every dream there must be a rat. Every night when a child slumbers‚ pictures of utopia flash through their heads. Yet‚ a rat of reality always scurries on in to keep the frivolity limited to their beds. The clouds amass over Miss Elaine‚ who dreams of engineering. She wants to tinker with gears and toys‚ and earn herself a living
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fleas from infected rodents‚ notably the black rat‚ Rattus Rattus”(Benedictow 1). The plague can be carried by the blood stream to the lungs and cause a variant plague that is spread by
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white rats and their performance abilities from 1926 to 1938. The experiment: The rats were placed in a specially constructed tank of water. At the end of each tank were two passageways that led out of the water. A bright light illuminated the wrong way out‚ while the correct path had no light at all. Each time the rat went into the illuminated path‚ it received an electric shock. (Psychologists seem to love shocking things…) The light would vary at every trial. It was only when the rat consistently
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‘Trash’‚ Raphael‚ Gardo and Rat begin a new life. Describe the qualities of each character and how their friendship helped them overcome their hardships. Trash (2010)‚ a novel by Andy Mulligan‚ ends with the protagonists Raphael‚ Gardo and Rat starting their new life
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conditioning is pairing a natural stimulus (e.g. white rat) with an unconditioned stimulus (e.g. frightening noise)‚ so that eventually the neutral stimulus becomes conditioned and is producing conditioned responses (e.g. fear). Operant Conditioning can reinforce Maladaptive behaviour. Phobias can be maintained through attention‚ for example‚ when a child displays anxiety towards the rat‚ the attention the parents give the child reinforces the fear of the rat making it harder for the phobia to be overcome
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Experiment Data: Rat Elapsed Days Saline injections Estrogen injections Control Estrogen Calcitonin 7 7 7 7 0 0 0 7 0 10/20/13 page 2 Calcitonin injections 0 0 7 T score -2.84 -1.65 -2.07 Post-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. 1. Saline injections were used in this experiment to measure the effect of You correctly answered: c. a placebo on bone density. 2. In the ovariectomized rats used in this experiment
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