Which condition results from a deficit of HCO3 and pH 7.23?
Metabolic acidosis
Respiratory acidosis
Metabolic alkalosis
Respiratory alkalosis
The Correct Answer is A
A. Metabolic acidosis occurs when there is a deficit of bicarbonate (HCO3) in the blood, leading to a decrease in pH (below 7.35). A pH of 7.23 indicates acidosis, and the deficit of HCO3 supports a diagnosis of metabolic acidosis.
B. Respiratory acidosis is characterized by an increase in carbon dioxide (CO2) levels, which lowers pH. It is not associated with a bicarbonate deficit.
C. Metabolic alkalosis is characterized by an excess of bicarbonate or a loss of acid, leading to an elevated pH. It is the opposite of metabolic acidosis.
D. Respiratory alkalosis is caused by excessive exhalation of CO2, leading to an increase in pH, not a deficit of bicarbonate.
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Related Questions
Correct Answer is D
Explanation
A. Dark-colored urine is typically a sign of dehydration, as the kidneys concentrate the urine when the body is low on water. Adequate hydration usually results in lighter-colored urine.
B. Strong-smelling urine can indicate dehydration, certain foods, or medications, but it is not an indicator of adequate hydration. Properly hydrated urine typically has a mild odor.
C. Oliguria, or low urine output, can be a sign of dehydration, kidney dysfunction, or other underlying issues. It is not a sign of adequate hydration.
D. Pale-colored urine is a characteristic of adequate hydration. When the body is well-hydrated, the kidneys excrete a greater volume of diluted urine, which tends to be light in color.
Correct Answer is A
Explanation
A. Progeria, also known as Hutchinson-Gilford Progeria Syndrome (HGPS), is characterized by accelerated aging. One of the biochemical changes observed in this condition is an increase in hyaluronic acid levels, which is associated with skin changes and the premature aging process seen in affected individuals.
B. Low levels of glutamate are not characteristic of progeria. Glutamate is a neurotransmitter, and its levels are not typically altered in progeria.
C. High levels of thyroxine are not associated with progeria. Thyroxine levels are related to thyroid function, and there is no direct link between high thyroxine levels and progeria.
D. Low levels of calcitonin are not characteristic of progeria. Calcitonin is a hormone involved in calcium regulation, and its levels are not notably altered in progeria.
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