Asked in Premeth Test 20 — Coordination (Chemical and Nervous) and Respiration (22 March 2022) 2022Moderate

Which pathway will be followed by water-soluble hormones for crossing the plasmamembrane?

Correct answer: A. Receptor → 2nd messenger → Activation of energy

  • A. Receptor → 2nd messenger → Activation of energy
  • B. 2nd messenger → Receptor → Activation of energy
  • C. Receptor → Activation of energy → 2nd messenger
  • D. . Activation of energy → 2nd messenger → Receptor

Explanation

Water soluble hormones binds to the receptors on the plasma membrane which passes them.through the second messengers which results in the activation of energy producing mechanisms.

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About Chemical Coordination and Hormones

Chemical coordination uses hormones released by endocrine glands and carried in blood to specific target cells. Coverage includes the pituitary, thyroid, pancreas, adrenal glands, ovaries and testes, feedback control, and the contrast between slower, longer-lasting hormonal responses and rapid nervous coordination.

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