Exam_1_answer_key - Endocrine Glands,...

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Unformatted text preview: Endocrine Glands, Hypothalamo-Hypophysial System, Hormones Review 1B 140 Spring 2008 Draw the mechanism of action for a steroid hormone and a peptide hormone. Label any receptors or other important structures for each model. PEPTIDE HORMONE git/f6") ((3% /1/( in do?” STEROID HORMONE Exam les of im ortantstructure'sflabels: ligand,sligand binding 'domain,_cellgmembrane, extracellular domain, transmembrane domain, intracellular domain, seCond messenger, nucleus, transcripton, translation, cellular responSe ' " —Give some examples of peptide hormones in the body fiddHfil/RHI GH’ -Give some examples of steroid hormones flmdu‘ojom I fairway/5, frayed/one —What is the function of a “second messenger” in peptide hormone mechanism of action? Why don’t steroid hormones use a second messenger? Name one common second messenger. 75 grand e'énzywa do an gr 0190. I 5?ch #2 26mg Mme 959% Nick D/V/l ifflwscripll‘on \ "J 15 A dammit! 2 Wféeny/Z __ fi'rol hormones tend to be slow acting, but long-lasting, irreontrast to hormones, which tend to be fast acting, but short—lasting. What is the difference between endocrine and exocrine glands? Name the major endocrine glands of the body gmflmfiné’ dim/9 9ech “Mr ENJUJS jlmflx/ )mzo yea/914865147. Emma fi/Mfi 96ka imlo Jae/7g \®\\ 1. What ho 0 es are rodu' d b 'the adenohypophysis?.What is their purpose? \Xflo Ux pyrw FSHfififlaJCC 3m: In 9‘? film es} W; "M33916 ouuiAk‘oq'} Estfisen granitic ' ,' \ Hows“ 6H, firearm gram-Ir", iq‘iih, Wk fledgdr'on ,- Mum. \\§\ 2. What hormones are stored in the neurohypophysis? What is their purpose? OXyToch v rmlk (section fluli-diuuiu‘c harm (ADI!) " fli‘wiqiog H20 flange. M995 fméfiuré‘ 3. Where is GnRH produced? What hormones does it affect? Is it pulsatile or cons an; releasing? )1pr «me. (Hi F5”. @Vifikii’e 4. Describe the feedback mechanisms (negative/positive, details) of GnRH a. by estrogen --— /€W1Af:fll beefs ‘-' fisifive , I'Um jwe/ JMW/J'O'Q b- by progesterone v A} 4 NE c. by testosterone 3/1/95 fl, 5. How does inhibin decrease F SH productioj? Where does it act? 1% dew-mg ,Ut figuracya/aF fgnl 67M orch CPI"; 7% 6M?” - Ma‘wfld/Vflafl/ 6. What is the pineal land? What is its pmfgse? fl [Mo/I'm Min 6y”; 4323/; 96:64710? WZ’WlWW/M. a {E uiAiie Cx‘eraO/Jn #1me i 7. Desc ’ ethe hypothalamo-hypophysial portal system 171% it o'imo‘i [ink hauliqu hiya/Lita MW M finiaer Wyfi/‘x . fl Mow Aormanoe Mom? 17% kWh/W5 (m «a cum) i-o “(EMMY +0 An NM mix/6,993.. Female Reproductive Menstrual Cycle Review IB 140 Spring 2008 c k in, wt fiffi We 93 my dye/e I ------------------- --| ------------------------------------- --l ------------------------------------------------------ --s [$14599 (Day I «5)Follicular/Proliferative (Day 6-14) LuteaI/secretory phase-w 121’s ZS) Follicular Structural Stage of ' Estrogen stage development Meiosis (low, Primordial Qfi¥ ‘ M (9“ innolo‘fl \ 7 Primary v» 9“ 5t M“ ‘9'“ c e\\ Secondary mum": MRS LH-§ Theda") a» $1.» °F3’“”"’"" We Mm P (“l a an, tel/5 y Mdlm Early . I —Uterine lining Tertiary h} ' .- proliferation _ L. I J ' - high estrogen Graafian ' r - Pro gestemne | ‘ _ r ' rising l . _ k ' , _ — Uterine lining ‘ ’ A) l ' proliferation . 3 — Inhibin ‘ - k g , gun A . -LH surge ‘ + OVULATION Clarify Relation between Theca cells and Granulosa cells in steroid hormone production ’flnecq (€//5 u” oMfijm, (32%" .~+ WM Ml (awe/‘4' lo flvrltogmé Va 113/. 0 en “ll/x ‘mi‘o ‘Hw' W96 AM‘VJH: WA; fake H A“! Luteal Phase (ovulation -) menses) Location of the oocyte? W 7i V/WVS What stage of Meiosis? i2 Corpus Luteum (remnant ofgraafianfollicle) Prim ry Hormone Produced: Progesterone via £1 pathway Major Fupcti n o progesterone in luteal phase is to prepare m u 0 for fertilized egg ‘m f 9 UiNU9 Progesterone will be higher than estrogen ; throughout phase, which negatively inhibits GnRH The corpus luteurn will degenerate before menstruation days Male Reproductive Sperm Production Review [B 140 Spring 2008 Snum: Gananq WF: .343qu MW! PMs-blow. 22nd Edition: handle“.aucumndidnomom CapafiqM 9 Th: McGrau-Hs'll Companies. Inc. AF! nghh {Is-n‘d‘ Sertoli cell = nurse cells Sperm stage of Location (outer Stage of ' Important Spermatogenesis or development cortex, middle, ' Meiosis ‘ ' Hormone Sperm-iiogenesis close to lumen), (testosterone, Spermatogonium stem cell 1” Spermatocyte 2° Spermatocyte Spermatids Spermatozoa Important Feedback systems: Testosterone w negative feedback on FSH/LH via hypothalamus and pituitary Inhibin (produced by sertoli cells) A inhibits FSH production in the anterior pituitary gland -— H's also at 30061 It‘d/ct re new #112 male awA RW‘H" I’hj‘lw’f S‘W'Wresi cli'ctjrmms, and ama’mmv‘ 490M the buolfiw _. quota your note}, elol Quays! etc, @000 Luctl ...
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Exam_1_answer_key - Endocrine Glands,...

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