Determine what is needed for the myosin head to undergo a power stroke.
A. Splitting of ATP into ADP and Pi
B. Release of Pi
C. Binding of ATP to the head
D. Addition of Ca2+ to the head
Answer: B
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If a ureter is obstructed, a _____ reflex reduces urine production in the kidney on
the affected side. Fill in the blank(s) with correct word
Fats are digested to
a. amino acids. b. cellulose. c. fatty acids and glycerol. d. fructose. e. monosaccharides.
If the partial pressure of oxygen in the blood decreases from 40 mmHg to 20 mmHg, what will occur to the amount of oxygen bound to hemoglobin?
a) Hemoglobin will quickly bind oxygen, increasing its percent saturation. b) Hemoglobin will quickly unload the oxygen that it is carrying, increasing its percent saturation. c) Hemoglobin will quickly unload the oxygen that it is carrying, decreasing its percent saturation. d) Hemoglobin will quickly bind oxygen, decreasing its percent saturation.
Which of the following structures is formed by parts of the ilium, ischium, and pubis?
A. Iliac fossa B. Obturator foramen C. Greater sciatic notch D. Acetabulum E. Pubic arch