Examlex
In both the helium dilution test and nitrogen washout functional residual capacity (FRC) determinations, at what point should the patient normally be connected to the system to begin the test?
IR
Infrared, a region of the electromagnetic spectrum used in spectroscopy to identify molecular vibrations and thereby determine the presence of specific functional groups in a sample.
Septet
A splitting pattern in NMR spectroscopy indicating seven adjacent hydrogens.
Doublet
A pair of closely related spectral lines or energy levels, often observed in spectroscopy due to splitting of a single level into two by interaction effects.
NMR
Nuclear Magnetic Resonance, a technique used to observe the local magnetic fields around atomic nuclei, providing detailed information about the structure, dynamics, reaction state, and chemical environment of molecules.
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