Unit 11
Communicable Diseases and Sexually Transmitted Infections

Short Answer

List three modes of disease transmission and discuss aspects of their transmission.

Any three of the following could be discussed:

Mode of transmission Aspects
Contact Direct (e.g., skin or sexual contact) or indirect (e.g., infected blood or body fluid)
Food or water Eating or coming in contact with contaminated food or water or products passed through contaminated food or water.
Airborne Inhaled: droplets spread through sneezing, coughing, or talking
Vector By secretions, biting, egg-laying, as done by mosquitoes, ticks, snails, avians, etc.
Perinatal In utero or as a baby passes through the birth canal.

 

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