1,25-dihydroxy vitamin D3 acts to increase the absorption of calcium in the digestive tract and increase reabsorption of calcium in the distal tubules of the kidney.
cb. false
Ans: a. true
Anatomy & Physiology
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With age, connective tissues
A. lose their blood supply. B. become more flexible. C. increase in mass. D. lose their pliability and resiliency. E. become thinner.
Anatomy & Physiology
Structure J is the
A) nasal.
B) lacrimal.
C) maxilla.
D) ethmoid.
E) palatine.
Anatomy & Physiology
Which occurs first?
A. Absolute refractory period B. Relative refractory period
Anatomy & Physiology
Match the secretion with the correct cell type.A. Endocrine cellsB. HepatocyteC. Parietal cellsD. Acinar cellsE. Goblet cellsMucus
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology