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You Are Informed That a Viral Solution Has 5,000 Virions

question 10

Multiple Choice

You are informed that a viral solution has 5,000 virions per milliliter and that LD50 is 2,500 virions.You infect a population of test animals with 0.5 ml doses,and observe that only 5% of the test subjects die.Which method of viral counting was NOT employed in providing your information?


Definitions:

Purkinje Fibers

Specialized fibers in the heart that help regulate the heart's rhythm by conducting electrical impulses swiftly.

AV Bundle

The His bundle, a group of specialized cardiac muscle cells designed for conducting electricity, conveys the electrical signals from the AV node to the apex where the fascicular branches begin.

Cardiac Cycle

The sequence of events that occur in the heart during one complete heartbeat, encompassing both diastole and systole phases.

Left Atrium

One of the four chambers of the heart, which receives oxygenated blood from the lungs.

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