Last time we talked about the use of Photoelectric Colorimeter. Spectrophotometer works almost on the same principle and way but there are of course some variations. A spectrophotometer is used in the process of Spectrophotometry. In this test, we measure the intensity of light depending on the … [Read more...]
Collection of Blood: How and why is this done?
Blood is the most important substance in the human body. It is a fluid present in the living things which is responsible for carrying out many functions including the oxygen supply and nutrients to many living cells in the body. For the detailed study, you can go for different articles in the books … [Read more...]
Photoelectric Colorimeter: Working Principle, Use and Applications
The field of chemistry is full of devices that are used for different tests and measurements. Operating these devices take some good technique and learning. Colorimeter is one of those devices in the field of chemistry. The light waves of various wavelengths can be absorbed different solutions. … [Read more...]
To Perform Taste Sensation Test On A Subject
From anterior two third of tongue lingual nerve carries the taste sensation and through the chorda tympani it joins to the facial nerve. The taste sensations are tested as described below: Materials Required: Solutions of five percent sucrose, one percent acetic acid, five percent sodium chloride … [Read more...]
Cranial Nerve 7 Test: Clinical Tests For Examination Of Facial Nerve
Seventh Cranial Nerve Test: It is a mixed nerve. The facial nerve nucleus is situated in the pons, lateral to that of the abducent nerve. It receives the taste fibers from anterior two thirds of tongue through lingual chorda tympani nerve. Test For Motor Part: All the muscles of face and scalp … [Read more...]
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