Proteolytic enzymes secreted from the pancreas are activated
A. once they reach the pancreatic duct.
B. within the lumen of the small intestine.
C. in secretory vesicles within pancreatic secretory cells.
D. once they reach the large intestine.
B
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Fill in the blank(s) with the appropriate word(s).
Primary hypertension refers to chronically elevated blood pressure of unknown origin
Indicate whether the statement is true or false
All of the nervous tissue outside of the central nervous system comprises the ________ nervous system.
A) somatic B) autonomic C) sympathetic D) central E) peripheral
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A. histamines B. complement C. antigens D. plasma proteins E. antibodies