Ohmmeters work by passing a small current through the component and measuring the voltage produced. If you try this with the component connected into a circuit with a power supply, the most likely result is that the meter will be damaged. Most multimeters have a fuse to help protect against misuse.
Lice itself is a Plural form and the the Singular of it is Louse. Louse ( Insect ) Louse is the common name for members of the order Phthiraptera, which contains nearly 5,000 species of wingless insect. : Wikipedia.
Human lice are blood-sucking nuisances and a cause of social embarrassment. In the U.S., the head louse is by far of greatest importance because of its common and widespread occurrence, especially among children. None of the human lice are known to be vectors of disease agents in Indiana.