Identify the eicosanoid. a.
Vitamin D.

b.
Cholesterol.

c.
Sex hormones.

d.
Thromboxanes.

e.
Bile salts.

The eicosanoids are a family of oxygenated derivatives of 20-carbon polyunsaturated fatty acids that includes prostaglandins, thromboxanes, leukotrienes, endocannabinoids, and isoecosanoids.

"d.) carbon dioxide and hydrogen sulfide"

after a the power stroke, adp is released, but the cross-bridge formed is still in place. atp then binds to myosin, moving the myosin to its high-energy state, releasing the myosin head from the actin active site.