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NAU BIO202 Exam 1 Study Guide Solutions

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  • North Arizona University Tests 2024
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NAU BIO202 Exam 1 Study Guide Solutions Hydrophilic hormones - ANSWER-Bioamines, peptides and proteins insulin, GH, epinephrine Hydrophobic hormones - ANSWER-steroids and thyroid hormones Cortisol, thyroid hormone, estrogen/testosterone up-regulation - ANSWER-target cells form more receptors ...

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  • October 30, 2024
  • 8
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • North Arizona University Tests 2024
  • North Arizona University Tests 2024
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NAU BIO202 Exam 1 Study Guide

Solutions


Hydrophilic hormones - ANSWER✔✔-Bioamines, peptides and proteins




insulin, GH, epinephrine


Hydrophobic hormones - ANSWER✔✔-steroids and thyroid hormones




Cortisol, thyroid hormone, estrogen/testosterone


up-regulation - ANSWER✔✔-target cells form more receptors in response to the hormone


down regulation - ANSWER✔✔-target cells lose receptors in response to the hormone


pineal gland - ANSWER✔✔-releases melatonin


Hypothalamic hormones - ANSWER✔✔-Anterior-


GNRH, GHRH, TRH, CRH, PRH,PIH, Somtostatin

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, ©EMILLECT 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED

FIRST PUBLISH OCTOBER 2024




Posterior-


Oxytocin and ADH


hypothalamus and posterior pituitary - ANSWER✔✔-


antidiuretic hormone (ADH) - ANSWER✔✔-promotes retention of water by kidneys




can cause vasoconstriction


Oxytocin (OT) - ANSWER✔✔-1. Surge of hormone released during sexual arousal and orgasm


2. Promotes feelings of sexual satisfaction and emotional bonding between partners


3. Stimulates labor contractions during childbirth


4. Stimulates ejection of milk during lactation


Feedback used for hormones - ANSWER✔✔-Normally negative, except for OT. That uses positive.


Hypothalamus and anterior pituitary - ANSWER✔✔-has 2 capillary beds which makes it called a portal

system




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