Functional Experiment 2 Golden Points PDF

Summary

This document is a collection of experiments, potentially a lab report or study guide, focusing on various physiological processes and drug effects in animals, including pulmonary edema, hyperkalemia, and organophosphate poisoning. It details experimental methods, expected outcomes, and basic mechanisms. This content is suitable for undergraduate-level study in areas such as biology, pharmacology, or other life sciences.

Full Transcript

# Experiment pulmonary edema - Agents used for pulmonary edema: Normal saline and adrenaline - Lung coefficients =weight of lung/weight of body # Hyperkalemia experiment (HK) - Agent used for HK : 4%KCL - Agent prevented HK: CaCl2 - Typical change in ECG: sharp T wave p wave flate, QRS wave widenin...

# Experiment pulmonary edema - Agents used for pulmonary edema: Normal saline and adrenaline - Lung coefficients =weight of lung/weight of body # Hyperkalemia experiment (HK) - Agent used for HK : 4%KCL - Agent prevented HK: CaCl2 - Typical change in ECG: sharp T wave p wave flate, QRS wave widening, ST segment short, M 3 phase wave - 10% KCl leads to death of rabbit # Analgesic effects if diclofanic sodium - Intraperitonial injection of acetic acid can cause: abdominal pain(writhing) - Which agent can prevent abdominal pain (writhing) diclofenac sodium - Acetic acid is volatile # Experiment organophosphate poisoning - Agents lead to organophosphate poisoning: Organophosphate - Antidote for organophosphate poisoning: Atropine, pralidoxime - Mechanism of organophosphate: inhibition of AchE - Mechanism of action of atropine: block M receptor - Mechanism of pralidoxime: Activation of AchE - Muscrinic symptoms (DUMBBELSS) - Diarrhea - Urination - Miosis (constriction of pupil) - Bronchospasm - Bradycardia - Emesis - Lacrimation - Salivation - Sweating # Experiment basic action or effect of drug - Mechanism of procain :block nerve conduction of sensory impulses- pain - Procain toxicity :convulsions - Antidote for procain toxicity (convulsions) : diazepam - Injection site in rabit of procaine for muscle relaxation: notch between ischial tuberosity and greater trochanter - Injection site of procain in Rabit for systemic symptoms: IM into thigh muscle on the opposite side of local injection side # Experiment general principles: - Method to capture the Rabit: Neck and skin by right hand buttock by left hand - Method to kill the Rabit: pulmonary embolism - Method to kill mice: cervical dislocation # Effects of furosemide on amount of rabit urine - Effect of furosemide on amount of urine: increase - Mechanism of action of furosemide: inhibit sodium potassium 2 chloride # Mixed - Volume of distribution= given drug/plasma drug - Righting reflex disappear: sleeping state (hypnosis ( - Renal blood flow increase: dopamine - LD50 indicates: toxicity of drug - TI = LD50/ED50 - Drug of choice for absence seizure in child: ethosuximede - Carbon monoxide poisoning: Cherry Red - Carbon monoxide leads to which hypoxia in rabbit: anemia hypoxia - In hepatic encephalopathy ammonium chloride given in: duodenum - Antidote for hepatic encephalopathy: sodium glutamate - Pink foam sputum not seen in: acute right heart failure - Mechanism of heparin: stimulation to antithrombin 3 - Fastest absorption: intraperitoneal injection - Index for anesthesia: corneal reflex disappear and muscle relaxation - Osmotic diuretic: Furosemide - Blood hypoxia causes: carbon monoxide poisoning', anemia', nitrite - Nitrite poisoning antidote =methylene blue - Half life 0.693/

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