Which statement is false regarding the function of ADH in regulating urine volume and concentration?
A. ADH targets distal convoluted tubules and collecting ducts in the kidney to make them more permeable so more water is reabsorbed.
B. If blood sodium concentration increases or blood pressure falls, the hypothalamus sends nerve signals to the posterior pituitary telling it to release ADH.
C. Under the influence of ADH, the kidney conserves water and sodium.
D. ADH only has an effect on water reabsorption, not sodium reabsorption.
Answer: C
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A. By increasing blood flow to the kidney B. By inhibiting the secretion of ADH C. By inhibiting active transport of sodium D. None of these are correct.
What is the large diamond-shaped muscle of the upper back?
A) pectoralis minor B) levator scapulae C) subclavius D) trapezius
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