A medical assistant is preparing a standard bleach solution to clean medical equipment. Which of the following dilution ratios should the assistant use?
1:5
1:10
1:15
1:20
The Correct Answer is B
A. 1:5: This ratio would create a stronger solution than typically recommended for disinfection, which might not be necessary and could be harsh on equipment.
B. 1:10: A 1:10 dilution of bleach to water is commonly used for disinfecting surfaces and cleaning medical equipment, as it provides effective disinfection while being safe for equipment.
C. 1:15: This dilution might not be strong enough to ensure effective disinfection.
D. 1:20: This ratio is even more diluted and may not provide adequate disinfectant strength for cleaning purposes.
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Correct Answer is D
Explanation
A. Orthopedic: Orthopedic specialists focus on musculoskeletal issues such as bones and joints, not coronary artery disease.
B. Neurology: Neurologists treat neurological disorders affecting the brain and nervous system, not coronary artery disease.
C. Bariatric: Bariatric specialists focus on weight loss and obesity-related conditions, which are not the primary treatment focus for coronary artery disease.
D. Cardiology: Cardiologists specialize in heart conditions, including coronary artery disease, and are the appropriate specialists for managing and treating this condition.
Correct Answer is C
Explanation
A. Reservoir: The reservoir is the place where a pathogen lives and multiplies, such as a human, animal, or environment. It is not how the pathogen enters a new host.
B. Susceptible host: The susceptible host is the individual who can potentially be infected by the pathogen. However, this term does not describe how the pathogen enters the host.
C. Portal of entry: The portal of entry is the correct term for the route by which a pathogen enters a new host, such as through the respiratory tract, gastrointestinal tract, or broken skin.
D. Mode of transmission: The mode of transmission refers to how the pathogen is spread from one host to another, such as through direct contact, airborne particles, or vectors. It does not describe how the pathogen enters the host.