Normal urine from a healthy person should not contain
creatinine
urobilin
glucose
ammonia
magnesium
The Correct Answer is C
A. Creatinine: Normal waste product from muscle metabolism; excreted in urine.
B. Urobilin: Normal pigment derived from breakdown of hemoglobin; gives urine its yellow color.
C. Glucose: Glucose should be reabsorbed completely in the proximal tubule. Its presence in urine (glucosuria) suggests hyperglycemia or diabetes mellitus.
D. Ammonia: Produced from amino acid deamination; found in normal urine.
E. Magnesium: Small amounts are normally excreted in the urine as part of electrolyte balance.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A. Metabolic acidosis: This occurs due to loss of bicarbonate (e.g., from diarrhea), not vomiting.
B. Metabolic alkalosis: Vomiting results in loss of hydrochloric acid from the stomach, leading to a relative increase in bicarbonate and metabolic alkalosis.
C. Respiratory alkalosis: Caused by hyperventilation, not vomiting.
D. Respiratory acidosis: Results from hypoventilation or lung disease, not gastrointestinal losses.
E. Lymphatic alkalosis: Not a recognized medical condition.
Correct Answer is A
Explanation
A. Organogenesis: This is the process during which the three germ layers (ectoderm, mesoderm, endoderm) give rise to organs and organ systems.
B. Embryogenesis: Broad term that includes all development from fertilization to the fetal stage.
C. Gastrulation: Earlier stage in which the three germ layers form from the epiblast.
D. Cleavage: Series of mitotic divisions that create the blastocyst; occurs before germ layer formation.
E. Neurulation: This is a fundamental process in the early development of vertebrate embryos that establishes the central nervous system. It's the intricate series of events where a flat sheet of cells, the neural plate, folds and transforms into a hollow structure called the neural tube.
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