People Infected with M

question 49

Multiple Choice

People infected with M.tuberculosis are always highly infectious to everyone around them-true or false,and why?

• A)True-they are constantly shedding bacteria to the environment around them in high numbers,facilitating transmission.
• B)False-while in the early stages of the illness,their tissues are not irritated and damaged to induce the cough required to spread the organism in respiratory droplets very easily.
• C)True-as the mode of transmission is direct contact,anyone or anything they touch can be infected.
• D)False-since TB requires a very high infectious dose,in the early stages of the disease,the patients aren't producing enough bacteria in their respiratory secretions to be infectious.

Understand the architectural innovations and plans integral to Carolingian and Ottonian structures.

Recognize the significant differences between early Christian basilicas and their medieval adaptations in monastery design.

Distinguish between various medieval burial traditions and their significance.

Interpret symbols of royalty and authority in Ottonian art.

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Definitions:

Hydrophobic

Relating to or having a fear of water; in chemistry, refers to substances that repel water.

Vibrating Electrons

Electrons in motion, typically referring to the movement within atomic or molecular orbitals which can lead to the emission of photons.

Free Radicals

Highly reactive molecules with unpaired electrons that can cause cell damage, implicated in aging and various diseases.

Ions

Atoms or molecules that have gained or lost one or more electrons, resulting in a net electric charge.