Human Reproduction IGuided Reading QuestionsReading 27.1-27.4 and STD links below Q1. Compare and contrast asexual and sexual reproductionincluding potential problems for each approach ofreproduction: Q2. How are external and internal fertilization different? Q3. An egg cell is released from a follicle in the________________. What becomes of the follicle after theegg is released at ovulation? Q4. What happens in the oviduct? Q5. Where does normal implantation of an embryo occur?What if it occurs in the oviduct? Q6. What medical test is routinely done on the cervix andsexual:creationofoffspringthroughFertilizationadvantages:increasesgeneticvaviabi.'"Asexual:geneticaltidenticaloffspringBY1parentFission,inv ertebrates,fragmentationAdvantages:allowsanimalsthatliveinisolationProcr eateE.ernal:theparentsdischargetheirgametesintothewater.Wherefertilizationthenoccursinter•\:Whenspermaredepositedinornearthefearereproductivetract,anggametesuniteCorpusluteumiftheeggisnotfertilizedthanthefollicledegeneratesFertilizationmatoccur,resultsinazygot edividingandbecominganembrytheendometrium,anectopicpregnancywhat are physicians testing for? Q7. What is unique about the temperature required forsperm development? How does the male body ensure theproper temperature? Q8. Put these terms in order as sperm exit the body:urethra, epididymis, ejaculatory duct, vase deferens, testes What are the three glands associated with semen and whatdoes each secrete? What is the function of each secretion?(Make a table for yourself) Q9. The vagina is acidic and not ideal for sperm—how isthis problem solved? Q10. Go back to fig 27.4C. To promote sperm production, releasing hormone from the hypothalamus causes thepituitary to secrete __________and ___________hormones. This causes cells of the testes to make _______________ and ____________. Negative feedback loops make sure that there is not toomuch sperm production (homeostasis). Explain negativefeedback in this example:Paptest,tHPUtest,testcancercell.2degreesCelsiuscoolerthantherestofOFthebodyimusclesroundScrotumcontracttoPulltestestowardthebody.testes-7epididymis->Vasedeferens→ejaculatoryduct-7urethraseminarvesicles:fluidContainingmucusandsugarandfructose,providesenergytopropelprostat egland!thin,Milkyfluid,nourishesthesperm.bulbOurEthereal2glands.Cesar,alkalinemusicneutraliz esantAcidicurineremainingAlkalinityofsemenProt ectsitagainstacidityandallow sittohav emoremotilityFSHLHspermandrogeniftoomuchismade,hormoneWilldecreaseinproductionandvice-V ersaQ11. Sexually transmitted disease (STD)/Sexuallytransmitted infection (STI) scavenger hunt: Use these sources to answer the questions. You can go inany order:http://kidshealth.org/en/teens/sexual-health/#catstdshttps://www.cdc.gov/std/default.htm a. What are some common myths about STDs? b. What age group are STDs most common in? c. ChlamydiaWhat are the symptoms of chlamydia? Is it bacterial or viral? Can someone get it from oral sex? Vaginal sex? Anal sex? What causes it and someone you get treatment to cure it? Can someone get tested? How often it recommended thatpeople (especially women) get tested? Can someone get it a second time?-onlytrash-1peoplegetSTD's-ifyourpartnerhasanSTDYou'llseeit-onceyourehadit-15-24Yearolds--burningwhenPeein-paininlow erabdomenbacterialOval,vag ina l,anal,andPassedfrommomantibioticsyes,btPeeonceaYearyes.What are the dangers of untreated chlamydia? d. Genital herpes What are the symptoms of genital herpes? Is it bacterial or viral? Can someone get it from oral sex? Vaginal sex? Anal sex? What causes it and can someone get treatment to cure it? Can someone get it a second time or multiple times? Can someone get it from another person who doesn’t havesymptoms? Is a condom 100% effective? e. HPVWhat are the symptoms of HPV infection? Is it bacterial or viral? Can someone get it from oral sex? Vaginal sex? Anal sex? Can someone get tested? How often it recommended thatpeople (especially women) get tested? What causes it and can someone get treatment to cure it?InfectionofurethraSore,itchyviralgoOtpassedonFrommomyesyesNOwart'snearvaginaviral000amomyes,sexhistory,andirregularbumpsOnceayearNOcur e,butPainreliefCan someone get it a second time or multiple times? Can someone get it from another person who doesn’t havesymptoms? Is a condom 100% effective? f. GonorrheaWhat are the symptoms of gonorrhea? Is it bacterial or viral? Can someone get tested? Can someone get it from oral sex? Vaginal sex? Anal sex? What causes it and can someone get treatment to cure it? Can someone get it a second time or multiple times? Can someone get it from another person who doesn’t havesymptoms? yesyesnoburningPee,yellow-greendischargebacteria,yes000antibioticsyesYesQ12. Let’s talk protection:What are several methods to protect oneself from STDs for: Oral sex? Vaginal sex? Anal sex? http://www.nakedtruth.idaho.gov/dental-dams.aspx Why can’t dental dams be flipped over? In a pinch, what else can be used as a dental dam for oralsex? It is important to think about how to talk to a partner aboutusing protection—these are a few suggestions.http://kidshealth.org/en/teens/talk-about-condoms.html?WT.ac=t-ra#catstds Asking a partner to get STD tested before becomingintimate can be a hard conversation….Here is one video that gives some ideas/advice:https://www.youtube.com/watch?v=kQlQDA9wu8A https://campushealth.unc.edu/health-topics/sexual-healthabstinence,dentaldams)condoms,late xmaterialstheoppositesidecontainsallthefluidsYOUwantcondom,latexglove,Sarahtoavoid.wrapWhat types of STDs can students be tested for via campushealth? What kind of free safer sex supplies can UNC students pickup from campus health? Have more questions? Planned parenthood has a chat site:http://plannedparenthood.tumblr.com/chat 1
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