The structure of a ________ includes a core of nonpolar triglycerides and cholesterol esters coated by proteins, phospholipids, and some free cholesterol.

A. lipoprotein
B. prostaglandin
C. nucleic acid
D. glycoprotein


Answer: A

Anatomy & Physiology

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Endocrine glands secrete hormones into the blood

Indicate whether the statement is true or false

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The lungs remove carbon dioxide from the blood plasma

Indicate whether the statement is true or false

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Lungs do NOT have skeletal muscle, but it does have some smooth muscle in bronchioles --> no muscles present otherwise

a. true b. false

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Depolarization of the ventricles is represented on an electrocardiogram by the

A) P wave. B) T wave. C) S wave. D) QRS complex. E) PR complex.

Anatomy & Physiology