Parathyroid hormone stimulates calcitriol synthesis in the kidney and is therefore a tropic hormone.
Answer the following statement true (T) or false (F)
True
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What muscle forms a circular "sling" around the anorectal junction?
A. Puborectalis B. Pubococcygeus C. Iliococcygeus D. External anal sphincter E. Coccygeus
Along with support, the anterior ligament of the vertebral column also acts to ________.
A) hold the discs in place B) prevent hyperextension of the spine C) hold the spine erect D) protect the spinal cord
Oxygen and carbon dioxide are exchanged in the lungs and through all cell membranes by ________.
A) osmosis B) diffusion C) filtration D) active transport
Which of the following is not a muscle of the lower extremity?
A. Sartorius B. Adductor magnus C. Pectineus D. Semitendinosus E. Flexor carpi ulnaris