Abdul rafay on Nearpeer MDCAT Common Room

Q112. In a cold environment, cutaneous blood vessels undergo vasoconstriction. This response is mediated by sympathetic activation using which neurotransmitter? A. Acetylcholine B. Norepinephrine (NE) C. Dopamine D. Serotonin Q60. Antidiuretic Hormone (ADH / Vasopressin) increases water reabsorption by inserting aquaporins into: A. PCT only C. Late DCT and Collecting Ducts B. Descending limb of Henle D. Glomerular capillaries