Connie recently celebrated her 45th birthday. She feels okay most of the day, but in the
morning, for about a half hour after she gets out of bed, all of her joints feel stiff. This is
due to
A) torn ligaments. B) changes in collagen structure.
C) nerve damage. D) sprains.
B
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Based on its range of motion, the elbow is classified as a(n) ________ joint.
A. ellipsoid B. biaxial C. uniaxial D. multiaxial E. gliding
Contrast the effects of aldosterone and ADH on water reabsorption in the kidney. How are they similar and how do they differ?
What will be an ideal response?
The quadriceps femoris is a composite muscle with four heads that work together to flex the leg.
Answer the following statement true (T) or false (F)
The chief protein components of chromatin, called histones, serve what role?
a) they help organize and condense the DNA by forming nucleosomes b) they come together to form the sugar-phosphate backbone of the DNA c) they catalyze important chemical reactions within the nucleus d) they undergo complementary base pairing and help hold the double-stranded DNA molecule together