When screening vision in children over the age of 5, most offices use the:
A) standard Snellen eye chart. B) Allen chart.
C) E chart. D) none of the above.
A
Health Professions
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Which of the following statements about the ventilation/perfusion (V/Q) ratio in a healthy person is true?
A) Blood flow and amount of ventilation are equal throughout the lungs. B) The upper portion of the lungs has more ventilation than blood flow. C) Amount of blood is greater than amount of oxygen in the lungs. D) The lower portion of the lungs has more oxygen than perfusion.
Health Professions
Proteins are the most concentrated form of energy, but they are more expensive than carbohydrates
Indicate whether the statement is true or false
Health Professions