Mycobacterium Leprae, the Causative Agent of Leprosy in Humans, Is

question 13

Multiple Choice

Mycobacterium leprae, the causative agent of leprosy in humans, is an intracellular pathogen that resides in the phagosome of macrophages.Leprosy presents in two main clinical manifestations.Tuberculoid leprosy results in the formation of granulomas and a cell-mediated immune response, whereas lepromatous leprosy results in the production of high levels of IgG (hypergammaglobulinemia) .If T_H2 is produced in high levels during an M.leprae infection, which type of leprosy would result?

• A)Lepromatous leprosy
• B)Tuberculoid leprosy
• C)Either lepromatous leprosy or tuberculoid leprosy
• D)Neither; leprosy depends on the expression of T_REG cells
• E)Cannot determine; insufficient clinical evidence to support either outcome

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Definitions:

American Call Option

An options contract that allows the holder to buy the underlying asset at a specified price at any time before or on the expiration date.

Variance

A statistical measure that represents the dispersion of data points in a data set around the mean, indicating how spread out the data is.

American Call Option

An option contract that gives the holder the right, but not the obligation, to buy a security at a specified price before the option expires.

Expiration Date

The specified date on which an options or futures contract becomes null and void.