A Substance Found in the Digestive System That Helps Break

question 47

Multiple Choice

A substance found in the digestive system that helps break down food for digestion is called

• A)esophageal acid.
• B)saliva.
• C)cortisol.
• D)hydrochloric acid.

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Definitions:

Juxtaglomerular Apparatus

The juxtaglomerular apparatus is a specialized structure in the kidney that plays a key role in regulating blood pressure and filtrate formation by managing the release of renin.

Juxtaglomerular Cells

Specialized cells in the kidneys that help regulate blood pressure by secreting renin in response to blood pressure changes.

Macula Densa

Cells of the distal convoluted tubule located at the renal corpuscle and forming part of the juxtaglomerular apparatus.

Collecting Duct

A network of tubules and ducts that function in the kidney to transport urine from the nephrons to the renal pelvis for excretion.