A Physician Sends a Stool Sample to Your Lab,and Wants

question 10

Multiple Choice

A physician sends a stool sample to your lab,and wants to know if there are lactose fermenting microbes in the sample.How might you determine if these microbes are present or not from this mixed-microbe specimen?

• A)Streak the sample for isolation on Thayer-Martin agar (which contains lactose and particular antibiotics for selectivity).
• B)Streak the sample for isolation on a blood agar plate (which contains lactose AND red blood cells that enrich the culture for iron).
• C)Streak the sample for isolation on a MacConkey agar plate (which contains lactose and a pH indicator that turns pink when acid byproducts are present).
• D)None of the above would work-there's no way to reliably determine this feature from the specimen given.

Analyze scenarios to determine socially optimal levels of public goods and externalities.

Describe the concept of a Pigouvian subsidy and its application for external benefits.

Understand the implications of technology spillover in relation to positive externalities.

Evaluate the effectiveness of various policy solutions in addressing market inefficiencies due to externalities.

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Definitions:

Mental Health

A state of well-being in which an individual realizes their own abilities, can cope with the normal stresses of life, can work productively, and is able to make contributions to their community.

Intimacy and Passion

Components of love that encompass feelings of closeness and connection (intimacy) and physical attraction and excitement (passion).

Romantic Love

A deep emotional, sexual, and affectionate attraction towards a partner, often characterized by a desire for a shared life.

Major Factors

Key elements or components that significantly influence or determine outcomes or results in any given scenario.