Examlex
The contraction of the diaphragm and the external intercostal muscles begins inspiration.Explain exactly what happens,in terms of volume and pressure changes in the lungs,when these muscles contract.
Metal Film
A type of resistor that uses a thin metal film as the resistive element to provide stability and accuracy.
Ceramic Rod
A rod made of ceramic material, often used in applications requiring high temperature resistance or electrical insulation.
Composition Carbon
Likely refers to carbon composition resistors, electronic components made from carbon dust or graphite paste, used for their stable electrical resistance.
Variable Resistor
An electronic component that can adjust the flow of electrical current through it by changing its resistance.
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