Answer:
Parathyroid (PTH)
Explanation:
In the kidney, parathyroid hormone (PTH) blocks reabsorption of phosphate in the proximal tubule while promoting calcium reabsorption in the ascending loop of Henle, distal tubule, and collecting tubule. Parathyroid hormone (PTH) promotes absorption of calcium from the bone in 2 ways.
Answer:
C. Macrophages
Explanation:
Macrophages are derived from monocytes of the bone marrow. They migrate to connective tissue and are in charge of phagocytosis of foreign particles. They also participate in the enhancement of inmunological activities of lymphocytes. Macrophages can be found in infection sites, since they detect, phagocytose and destroy bacteria and other harmful organisms.
Answer: Its (D) all of the above