Electrical potential energy that results from the separation of charge when a proton moves across the membrane without a counterion.

TLS Online TPP Program

#Id: 1261

#Unit 7. System Physiology – Animal

The hormones of the adrenal cortex are derivatives of cholesterol.

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#Id: 1262

#Unit 7. System Physiology – Animal

The adrenal cortex secretes three classes of steroid hormones:

Glucocorticoids

Mineralocorticoids

Androgens

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#Id: 1263

#Unit 7. System Physiology – Animal

The innermost zone of the cortex, zona reticularis, and the middle zone, zona fasciculata, synthesize and secrete glucocorticoids and adrenal androgens. 

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#Id: 1264

#Unit 7. System Physiology – Animal

The outermost zone, called the zona glomerulosa, secretes mineralocorticoids.

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#Id: 1265

#Unit 7. System Physiology – Animal

The conversion of cholesterol to pregnenolone, catalyzed by cholesterol desmolase, in mitochondria.

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#Id: 1266

#Unit 7. System Physiology – Animal

Zona glomerulosa cells capable of secreting significant amounts of aldosterone because they contain the enzyme aldosterone synthase.