Osteoblasts are bone cells that:
A) promote the breakdown of older bone.
B) release calcium from bone into the blood.
C) help maintain stable bone mass.
D) facilitate bone resorption.
C
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Which of the following is a likely explanation for the imbalance between omega-6 and omega-3 lipids in the U.S. diet?
a. High intakes of meat and low intakes of fish b. Low intakes of vegetable oils and high intakes of fish c. High intakes of beef fat and low intakes of vegetable oils d. Low intakes of beef fat and high intakes of vegetable oils
Bisphosphonates, such as Alendronate (Fosamax), perform what function in the treatment of osteoporosis and Paget disease?
a. Increase calcium absorption. b. Stimulate osteoblast activity. c. Increase activation of vitamin D. d. Inhibit osteoclast activity.
Discuss lipid composition and how fatty acid structure influences the application of fats from both a health and culinary standpoint. Discuss cis, trans, and omega-three fatty acids. What is a phospholipid? What component in fats allows hydrophilic and hydrophobic compounds to mix? Why is this food ingredient so important in the kitchen?
What will be an ideal response?
In response to renin,
A. angiotensin II is converted to angiotensin I. B. aldosterone cleaves angiotensinogen to form angiotensin I. C. angiotensin II stimulates the adrenal glands to secrete aldosterone. D. aldosterone stimulates the adrenal glands to secrete angiotensin II.