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A bacterial infection that affects the eyes; the infection causes a roughening of the inner surface of the eyelids; symptoms begin with mild itching and irritation of the eyes/eyelids; they may progress to blurred vision, eye pain, and eventually blindness; access to clean water and adequate sanitation are keys to prevention.

A serious condition where a loss of blood supply causes body tissue to die; can affect any part of the body but typically starts in the toes, feet, fingers, and hands; symptoms include discolored skin, severe pain followed by numbness, and foul discharge.

A sexually- transmitted disease that can cause serious health problems without treatment; infection develops in stages (1o, 2o, 3o); initial symptoms include a painless sore on the genitals, mouth, or rectum; can be treated with antibiotics; secondary stage may include swollen lymph nodes, fatigue, muscle aches, and sore throat.

Sometimes called “walking pneumonia”; typical symptoms include fever, cough, bronchitis, sore throat, headache, and tiredness; typically doesn’t require bed rest or hospitalization; bacteria has a ‘fried egg’ appearance.

Spread to people through contact with infected body lice; caused when the feces from this arthropod is scratched into the skin; causes prolonged high fever, body and muscle aches, nausea, vomiting, stupor and confusion, and rash.

Which structure permits the entry and exit of materials in a the cell?

Living things contain units of structure and function that arise from preexisting units. This statement best describes the

One difference between plant and animal cells is that animal cells do not have

The nurse is caring for a 4-year-old child who is demonstrating signs of pain. Which technique will the nurse use to best assess pain in this child?

A nurse is developing a plan to reduce data entry errors and maintain confidentiality. Which guidelines should the nurse include? (Select 4 that apply.)