Which of the following is an example of a reservoir in the chain of infection?

A. Macule: A macule is a flat, discolored area of skin that is smaller than 1 centimeter in diameter and does not contain fluid.
B. Vesicle: A vesicle is a raised, fluid-filled lesion smaller than 1 centimeter in diameter.
Examples include blisters caused by conditions such as herpes simplex virus or contact dermatitis.
C. Papule: A papule is a raised, solid lesion smaller than 1 centimeter in diameter that does not contain fluid. Examples include pimples or insect bites.
D. Wheal: A wheal is a raised, red area of skin that is often accompanied by itching. It is typically caused by an allergic reaction and may have irregular borders.

A. A phlebotomist is a technician specialized in drawing blood and does not play a role in identifying community health issues.
B. The Centers for Disease Control and Prevention (CDC) is a national public health agency that provides crucial data, research, and resources to address community health concerns and prevent pandemics.
C. The local fire and ambulance department primarily provides emergency services and is not focused on broader community health issues.
D. The World Health Organization (WHO) is an international public health agency that works to coordinate responses to health crises and identify global health trends, making it vital in addressing community health issues.
E. The American Nurses Association (ANA) supports nurses but does not primarily focus on identifying community health issues at the population level like the CDC or WHO.