Which of the Following Variables Is Used to Determine the Presence

question 2

Multiple Choice

Which of the following variables is used to determine the presence of obstruction in spirometry measurements?

• A) FEF_25%-75%
• B) FEV₁/FVC%
• C) PEF
• D) FEV₁

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Definitions:

Neurons

Specialized cells within the nervous system that transmit information to other nerve cells, muscle, or gland cells.

Axon Membrane

The lipid bilayer covering the axon of a neuron that facilitates the conduction of electrical impulses.

Positive Ions

Entities such as atoms or molecules that possess a net positive charge due to the loss of one or more electrons.

Action Potential

Action Potential is a rapid and momentary electrical charge that travels along a neuron, triggering the release of neurotransmitters and the transmission of signals.