Which of the following is the A band within a myofibril?
A) the length of the actin myofilaments
B) the length of the myosin myofilaments
C) the width of the Z disks
D) gaps between the actin and myosin myofilaments
Ans: B) the length of the myosin myofilaments
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Match the following:
A) Site at which most of the tubular reabsorption occurs. B) Site that drains the distal convoluted tubule. C) Blood supply that directly receives substances from the tubular cells. D) Site of filtrate formation. 1) Proximal convoluted tubule. 2) Glomerulus. 3) Peritubular capillaries. 4) Collecting duct.
Using the figure below, identify the labeled part.
1) Label A: ______________________________
2) Label B: ______________________________
3) Label C: ______________________________
4) Label D: ______________________________
5) Label E: ______________________________
6) Label F: ______________________________
7) Label G: ______________________________
8) Label H: ______________________________
9) Label I: ______________________________
10) Label J: ______________________________
11) Label K: ______________________________
12) Label L: ______________________________
Renal compensation to a decrease in blood H+ levels is to increase the activity of type
A. B cells to secrete more bicarbonate. B. A cells to secrete more bicarbonate. C. A cells to secrete less bicarbonate. D. B cells to secrete less bicarbonate.
A bone that is moved away from the midline has undergone ____
a. abduction b. protraction c. adduction d. pronation