Suppose 1 molecule of hormone X activated 10 G proteins, each G protein activated 10 adenylate cyclase molecules, each adenylate cyclase made 1,000 cAMP molecules, and each cAMP activated 1,000 enzyme molecules. This would be a case of
a. a synergistic effect.
b. hypersecretion.
c. up-regulation.
d. enzyme amplification.
e. negative feedback inhibition.
Ans: d. enzyme amplification.
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Match the regeneration capacity of the following tissues:
A) Virtually no functional regenerative ability B) Regenerates extremely well C) Moderate regenerative ability D) Weak regenerative ability 1) Smooth muscle. 2) Skeletal muscle. 3) Cardiac muscle. 4) Areolar connective tissue. 5) Tendons and ligaments.
Functions of the digestive system include which of the following?
A) warming the body with heat released from the digestive organs as they process food B) ingestion of foods and liquids C) processing of food materials and liquids D) boosting expiratory efficiency by lifting the diaphragm via intestinal gas secretions E) both ingestion and processing of food materials and liquids
When handling and restraining a horse, never wrap the lead rope on the ________________
Fill in the blank(s) with correct word
Obese animals that are anesthetized with thiobarbiturate would
a. only be anesthetized for a short time. b. be anesthetized for a long time. c. not become anesthetized because of their fat stores. d. have severe perivascular inflammation.