Acetylcholine is the transmitter of cholinergic system. In mitochondria the acetyl-coA combined with choline and with the help of choline acetyltransferase formed acetylcholine. Acetylcholine is destroyed by cholinesterases into choline and acetic acid. There are two type of cholinesterases, True … [Read more...]
Bethanechol Uses: Action: Side Efffects:
Bethanechol is directly acting cholinergic agent. It acts directly on the cholinergic receptors. It belong to caholine esters. Uses of Bethanechol is given below. There is also the pharmacological properties and uses of choline esters drugs in the tables. Pharmacological action Of … [Read more...]
Folin’s Test: ESTIMATION OF TITRABLE ACIDITY:
Titrable acidity of urine is expressed as the amount ofalkali required to titrate or neutralize the acid present in the urine. The_titrable acidity, in the normal urine, is mainly due to the presence of acid phosphate ions (H2P04 ) and to a small extent due to organic acids (Urates, oxalates and … [Read more...]
Volhard-Harvey test: Estimation of chloride in urine:
Chloride concentration of urine is dependent upon the amount of chloride present in the ingested food. Volhard-Harvey Method: PRINCIPLE: The chloride in the urine is precipitated as silver chloride with a measured excess of silver nitrate The excess of silver nitrate is treated With ammonium. … [Read more...]
Benedict’s Test: Estimation Glucose in urine:
The amount of glucose present in the urine of a normal subject is about 100mg/day, which is not detectable by the commonly employed qualitative methods. However, in some persons glucose may appear in the urine as in benign glucosuria which is not uncommon. METHOD: Benedict’s … [Read more...]