common eye diseases in humans
Common Eye Diseases and their Management - part 1 pot
... thesensory retina differentiate from the inner layerof the optic cup.Basic Anatomy and Physiology of the Eye 9 Common Eye Diseases and their Management Section IIntroducing the Eye The Scope ... runs in theoptic nerve to reach the interior of the eye andits branches spread out over the inner surface ofthe retina supplying its inner half. The anteriorciliary arteries emerge from the insertion ... authors, I amindebted to Mr Roland Ling for his invaluable work on the chapter on the retina andonce again to Professor Rubinstein for his help with the chapter on contact lenses.The original aims...
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Báo cáo y học: "Effect of Acute Administration of an Herbal Preparation on Blood Pressure and Heart Rate in Humans"
... treatment ingestion. After eating, an increase in heart rate occurred in all three treatment groups. The increase in heart rate does not coincide with the pharmacokinetics including blood ... caffeine user group in response to the product containing caffeine and p-synephrine. The results of this study in- dicate that ingestion of a product containing bitter orange extract, caffeine ... JP, Muller GJ. Coronary spasm and thrombosis in a bodybuilder using a nutritional supplement containing synephrine, octopamine, tyramine and caffeine. So African Med J. 2008; 98: 372-373. 22....
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The Importance of Eye Contact in the Classroom
... spent with eyes firmly fixed on the book, the board, the floor, the window, or roaming randomly around the teaching and learning environment. Teachers working in all disciplines in secondary ... seen as having a disciplinary function. Meanwhile, the business world has accepted eye contact as an important component of achieving success in giving presentations and improving rapport ... Establishing a management role in the classroom involves eye contact from the outset. Be in your classroom before your learners, and welcome them individually with a combination of eye contact...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 17)
... containing isoamyl nitrite as a main component.b) In the commercial products of an alkyl nitrite, small amounts of corresponding alkyl alco-hol, the decomposition product, are contained. Since ... nitrites; their boiling points are 98, 78 and 67 °C, respectively. Amyl nitrite is being widely used as a detoxicant for cyanide poisoning, because alkyl nitrites oxidize hemoglobin in erythrocytes ... solution (2 mg/mL), and kept airtightly in a refrigerator. A 5-àL volume of the above solution is placed using a microsyringe in a glass vial containing 1 mL of dimethyl sulfoxide (DMSO), capped...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 67)
... solution containing a large amount of the derivatization reagent has to be injected into GC/MS, resulting in the marked contamination of the ion source of an MS instrument. e lighting-up time ... the eye mucosa and the skin results in its poisoning. In the murder terrorism with VX taking place in Osaka, Japan, 1994, VX was sprayed on the back of the neck of the victim using a syringe ... stockpiling and use are being prohibited by the CWC international treaty as a chemical weapon together with those of sarin and soman. In addition, even material com-pounds for VX synthesis are being...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 20)
... conditions; an Autosystem XL (Perkin Elmer, Wellesley, MA, USA) and an FID were used. Column (oven) temperature: 50°C (2 min) →20 °C/min→200 °C(0.5 min)→5 °C/min→300 °C(5 min); injection temperature: ... 11-nor-9-carboxy-∆9-tetrahydrocannabinol in urine. J Anal Toxicol 8:255–259 13) Foltz RL, McGinnis KM, Chinn DM (1983) Quantitative measurement of ∆9-tetrahydrocannabinol and two ma-jor metabolites in physiological ... acid measured by GC/MS were 22 ng/mL in urine and 0.6 ng/g in the liver.Case 2: A paper factory worker was killed by being caught in a machine during working with it. e concentrations of ∆9-THC-11-oic...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 21)
... or dihydrocodeine is commonly included in over-the-counter drugs of antitussives.> Figure 3.1 shows metabolic pathways of morphine, heroin and codeine. Since morphine and codeine are nally ... containing poppy seeds [9]. It should be noted that an amount of codeine comparable to that of morphine are also included in the poppy seed- containing foods [10]. e half-life of heroin disappearance ... tetrahydropapavero-line in Parkinsonian patient undergoing L-3,4-dihydroxyphenylalanine therapy: a possible biosynthetic path-way of morphine from L-3,4-dihydroxyphenylalanine in humans. J Pharmacol...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 70)
... Table 5.1, clinical symptoms according to the concentrations of methemoglobin are pre-sented.⊡ Table 5.1Clinical symptoms appearing according to methemoglobin concentrationsMethemoglobin concentration ... Cyanosis in infants caused by nitrates in well water. JAMA 257:2788–2792 12) Fan AM, Steinberg VE (1996) Health implications of nitrate and nitrite in drinking water: an update on methe-moglobinemia ... containing nitrate salt can be considered. However, a form or a product con-taining nitrate ingested could not be speci ed in the present poisoning case.Notesa) When nitrite is present in blood,...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 71 and End)
... determination of methemoglobin in blood containing carboxyhemoglobin. Forensic Sci Int 17:177–184 7) Sato K (1983) A method for determination of methemoglobin in blood containing carboxyhemoglobin. ... Microdetermination of oxyhemoglobin, methemoglobin and sulfhemoglobin in a single sample of blood. J Biol Chem 126:655–662 2) Leahy T, Smith R (1960) Notes on methemoglobin determination. Clin Chem ... 1732-amino-6-hydroxymethyl-8-hydroxyquinazoline 482aminomethyl phosphonic acid 5467-aminonitrazepam 195-aminoquinoline 499amitriptyline 271, 274, 276amniotic uid 12amobarbital 301, 303, 305, 308, 309amoxapine 271,...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 22)
... cocaine inhalation; the ratio was 10.6 on average for urine sampled 0–8 h a er the inhalation. e ratios increased according to the increase in time interval between the inhalation and samplings ... GC/MS analysis for cocaine and its main metabolites, such as ecgonine methyl ester ( EME) and benzoylecgonine ( BE), in urine and blood, are presented; a fatal cocaine poisoning case, which the ... cocaine in urine was as much as 8.5 % (> Table 4.1).According to human experiments, the urinary ratio of BE to cocaine was reported to be 5.9 on average for urine sampled 0–1 h a er cocaine...
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Drugs and Poisons in Humans - A Handbook of Practical Analysis (Part 23)
... Figure 5.2 223 In two autopsy cases of pentazocine poisoning, its concentrations were 9.2 and 3.3 àg/mL in blood, 43 and 34 àg/g in the liver, and not detectable and 4.5 àg/mL in urine, respectively ... 285 plus 217 (pentazocine) were used at the retention times of 3–7 min and 7–8 min, respectively. The amount of pentazocineand IS spiked into 1 mL of blank whole blood or urine was equally 50 ng.⊡ ... being analyzed by GC [1–4], HPLC [5–7] and GC/MS [8]. In this chapter, a simple method for GC/MS analysis of pentazocine in human whole blood and urine is presented.Structures of pentazocine...
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