When Testing for Antiviral IgM Antibody, False-Negative Results May Occur

question 16

Multiple Choice

When testing for antiviral IgM antibody, false-negative results may occur when

• A)rheumatoid factor combines with homologous or virus-specific IgG present in the patient specimen.
• B)high levels of strongly binding homologous IgG antibodies prevent binding of IgM molecules.
• C)antibody-Fc receptors occur in cells infected with virus.
• D)All of the above are correct.

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Definitions:

Synaptic Morphology

The shape and structure of synapses, which can influence the strength and efficiency of synaptic transmission.

Axon Terminals

The distal terminations of axons, which are responsible for transmitting signals to other neurons or muscle cells through synapses.

Axon Terminal

The axon terminal is the endpoint of a neuron where neurotransmitters are released to transmit signals to another neuron or to a muscle or gland cell.

Mitochondria

Organelles within a cell that generate most of the chemical energy needed to power the cell's biochemical reactions.