Why is vitamin D necessary?
A) Vitamin D is required for calcium absorption from the small intestine.
B) Vitamin D protects the skin from pathogens.
C) Vitamin D protects the skin from UV radiation.
D) Vitamin D critical for thermoregulation.
Answer: A
You might also like to view...
Which term means lying on the back, face upward?
A. Supine B. Prone C. Distal D. Cephalad E. Dorsal
A common site to place a tracheostomy tube is through the ligament that connects the cricoid cartilage to the ________ cartilage
A) thyroid B) cuneiform C) corniculate D) epiglottic E) vestibular
Converted to its active form in the lung capillaries, the hormone ________ stimulates the suprarenal production of aldosterone.
Fill in the blank(s) with the appropriate word(s).
Which of these surrounds a muscle fascicle?
A. Perimysium B. Epimysium C. Edomysium D. Deep fascia