Integration, Control & Coordination

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1. What is an exogenous biological rhythm?

  • Generated by the internal environment, requires a pacemaker
  • Generated by the internal environment
  • Generated by the external environment
  • Generated by the external environment, requires a pacemaker
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2. Which of these is a circadian rhythm?

  • Nocturnal
  • Crepscular
  • All of the above
  • Diurnal

3. What is a Non-trophic hormone?

  • Regulates secretion/production of itself
  • Has an indirect effect on a target organ
  • Has a direct effect on a target organ
  • Regulates secretion/production of another hormone in a gland

4. What is a peptide hormone?

  • Prepro->pro->hormone, secreted in blood
  • Prepro->pro->hormone, packaged into vesicles before being secreted in blood
  • Prepro->pro->hormone, packaged into vesicles before being secreted in gut
  • Prepro->pro->hormone, secreted in gut

5. Hormone response is proportional to the number of ... it binds to.

  • amines
  • peptides
  • receptors
  • proteins

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