FB Navia Test #2

10 thyroid stimulating hormone growth hormone

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10. Thyroid-stimulating hormone, growth hormone, luteinizing hormone and prolactin are all made by anterior pituitary, but not oxytocin 11. A population of only female fish reproduce by parthenogenesis 12. ADH monitors appropriate osmolality by reabsorption of water, and RAAS maintains osmolality by stimulating na+ reabsorption 13. Caffeine is an inhibitor of phosphodiesterase. Cells of a person who recently consumed coffee would have increased level of cAMP 14. If I was hiking in the desert, I would pack a drink with a combo h2o and electrolytes to ensure proper hydration. 15. Hormone x activates the camp second messenger system in its target cells. The greatest response by a cell would come from applying a molecule of hormone x to the extracellular fluid surrounding the cell 16. Renin is an enzyme produced by the kidneys when blood pressure drops, causing the release of aldosterone 17. Regarding their mechanism of action, a difference between steroid and non-steroid hormones is that steroid hormones bind to an intracellular receptors and this hormone-receptor complex binds to DNA 18. A drug designed to inhibit the response of cells to testosterone would almost certainly result in a decrease in transcriptional activity of certain genes. 19. Asexual reproduction in animals involves fission, budding, fragmentation and regeneration, parthenogenesis. 20. Which of the following hormones is secreted by the pancreas? Glucagon 21. Which of the following are possible advantages of sexual reproduction? It enhances genetic variability in the species and it allows the species to endure periods of fluctuating or unstable environmental conditions. (both A and C) 22. Increasing the temp of the human scrotum by 2 C (that is, nearer the normal body
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