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NAU BIO202 Exam 1 Practice Questions and Answers (100% Pass)

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  • Nothern Arizona University
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  • Nothern Arizona University

NAU BIO202 Exam 1 Practice Questions and Answers (100% Pass) Hydrophilic hormones - Answer️️ -Bioamines, peptides and proteins insulin, GH, epinephrine Hydrophobic hormones - Answer️️ -steroids and thyroid hormones Cortisol, thyroid hormone, estrogen/testosterone up-regulation - Answ...

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  • August 28, 2024
  • 7
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Nothern Arizona University
  • Nothern Arizona University
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©SOPHIABENNET@2024/2025 Wednesday, August 21, 2024 12:13 PM



NAU BIO202 Exam 1 Practice Questions and
Answers (100% Pass)

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



Posterior-

Oxytocin and ADH




1

, ©SOPHIABENNET@2024/2025 Wednesday, August 21, 2024 12:13 PM


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

Thyrotropin-releasing hormone (TRH) - Answer✔️✔️-Promotes
secretion of thyroid-stimulating hormone (TSH)

Corticotropin-releasing hormone (CRH) - Answer✔️✔️-Promotes
secretion of adrenocorticotropic hormone (ACTH)

Prolactin Releasing Hormone - Answer✔️✔️-stimulates release of
prolactin



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