You Conduct a Case Control Study and Determine That Five

question 7

Multiple Choice

You conduct a case control study and determine that five people with Guinea Worm were exposed to water from river A. One person with the disease had no exposure to water from river A. You also determine that ten people without the disease drank from river A and eighty-nine were healthy and did not drink from river A. Calculate the appropriate Odds ratio.

• A) 5
• B) 15
• C) 44.5
• D) 14.3

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Definitions:

Cold

A decrease in temperature, or a viral infection causing symptoms like runny nose, coughing, and sore throat.

Adaptive Immunity

A subsystem of the immune system that is characterized by the creation of antibodies and the establishment of memory cells, providing long-term immunity against pathogens.

Lymphatic Capillary

Beginning of the lymphatic system of vessels; lined with flattened endothelium lacking a basement membrane.

Squamous Cells

Flat, scale-like epithelial cells that make up the outer layer of the epidermis in skin and also line several body cavities.