Psychology 2301 Exam 3 Questions and Answers 100% Pass

Psychology 2301 Exam 3 Questions and Answers 100% Pass What are the 3 primary ways we begin to learn about sex and sexuality? 1. Judging without naming 2. Mislabeling 3. Undefined words What is the "nature vs nurture" debate and how does this relate to sexual orientation? Whether biology or environment cause sexual orientation What is oxytocin and how does it relate to sexuality? "love drug"... experiences that cause oxytocin release can trigger a certain sexuality What is hermaphroditism/intersexuality and the guevedoces? Hermaphroditism: born with both male & female parts 1/2000 births Guevedoces: born as a female and male genitalia grows during puberty How long is the normal gestational period? 38 weeks from conception to birth (40 weeks from last period to birth) What are the 3 stages of gestation (include what happens in those stages)? 1. Germinal 2. Embryonic 3. Fetal Germinal (0-2 weeks) -Fertilized ovum travels down fallopian tube and attaches to uterine wall -Single cell multiplies Embryonic (2-8 weeks) -Placenta forms between mother and embryo (connected by umbilical cord) -by the end of the 7th week, embryo is surrounded by the amniotic sac and suspended in fluid Fetal (9 weeks-birth) -Development of first bone* -3-4 months, has heartbeat What is vernix, lanugo and fontanelle? (hint: They are not the names of the Teenage Mutant Ninja Turtles) Birth things... -Vernix: collagen based substance for protection -Lanugo: light feathery hairs around jawline, back, and neck -Fontanelle: "cone head" caused by passage through birth canal What is the APGAR scale? Used to rate overall health What is APGAR an acronym for and how is it scored? -Appearance, Pulse, Grimace, Activity, Respiration -Each category is rated 0-2 What temporary reflexes are infants born with? -Babinski (monkey toes)- hell to toe -Rooting- stroke baby's cheek, turns in