Cortisol, a lipid-soluble hormone is released into the blood. Predict what cortisol might do.
A) Cortisol will dissolve in the blood as free hormone.
B) Cortisol needs fenestrated capillaries to move out of the blood stream.
C) Cortisol will readily diffuses through capillary wall.
D) Cortisol will be rapidly degraded by proteases in the bloodstream.
E) Cortisol may have carbohydrates attached to give a longer half-life.

Question

Quizplus · Accepted Answer

Cortisol, being lipid-soluble, can readily diffuse through the lipid bilayer of capillary walls without needing fenestrations or transport proteins.

Cortisol, a Lipid-Soluble Hormone Is Released into the Blood