Secretes acid and enzymes; mixes food with secretions to begin enzymatic digestion of proteins
What will be an ideal response?
Stomach
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Match the following examples of feedback mechanisms:
1) Blood glucose levels 2) Blood pressure 3) Blood clotting 4) Delivering a baby
Examination of a 54-year-old man reveals an isolated tumor located at the porta hepatis. This tumor most likely com- presses which of the following structures?
(A) Cystic duct (B) Hepatic veins (C) Common hepatic artery (D) Left gastric artery (E) Branches of the portal vein
Deep means
A. toward the middle or midline of the body. B. away from the surface. C. closer to the head. D. closer than another structure to the point of attachment to the trunk. E. toward the back of the body.
The base of the heart faces in the ________ directions.
A. posterior and superior B. anterior and superior C. anterior and inferior D. posterior and inferior E. None of these choices is correct.