New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

Understanding Human Sexuality Chapter 5

by: Anne Farley

Understanding Human Sexuality Chapter 5 psych 300

Marketplace > University of South Carolina > Psychlogy > psych 300 > Understanding Human Sexuality Chapter 5
Anne Farley
GPA 3.2

Preview These Notes for FREE

Get a free preview of these Notes, just enter your email below.

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

Detailed notes on Chapter 5 of Understanding Human Sexuality book, used for Psychology 300.
Human Sexual Behavior
Elaine Belton
Class Notes
Psychology, Human Sexual behavior, Understanding Human Sexuality, Chapter 5
25 ?




Popular in Human Sexual Behavior

Popular in Psychlogy

This 3 page Class Notes was uploaded by Anne Farley on Friday February 19, 2016. The Class Notes belongs to psych 300 at University of South Carolina taught by Elaine Belton in Summer 2015. Since its upload, it has received 13 views. For similar materials see Human Sexual Behavior in Psychlogy at University of South Carolina.


Reviews for Understanding Human Sexuality Chapter 5


Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 02/19/16
Chapter 5 Sex Hormones, Sexual Differentiation and the Menstrual Cycle Sex Hormones  Hormones o Powerful chemical substances manufactured in the endocrine gland o Secreted directly into the bloodstream  Most important sex hormones o Testosterone o Estrogen o Progesterone  Sex Hormones in Males o Testosterone  Masculinizing sex hormone o Follicle- stimulating hormone (FSH)  Controls sperm production o Luteinizing hormone (LH)  Controls testosterone production o Gonadotropin- releasing hormone  Regulates the pituitary secretion of gonad- stimulating hormones  Sex Hormones in Females o Estrogen  Brings about many of the changes of puberty o Progesterone o Prolactin  Stimulates production of milk by the mammary gland o Oxytocin  Stimulates contractions of the uterus during child birth  Promotes projection of milk  Prenatal Sexual Differentiation o Sex chromosomes  Transmit info to various organs on how to differentiate in the course of development o XX= female o XY= male  Prenatal Development of Gonads o 7 week after conception, sex chromosomes direct gonads to begin differentiation o Male  Undifferentiated gonad develops into testes at about 7 weeks Chapter 5 o Female  Ovaries develop at around 13-14 weeks o If SRY (sex- determining region, Y chromosome) is present, then the testes differentiate and male development occurs  Prenatal Hormones and the genitalia o Female  Mullerian ducts turn into fallopian tubes, the uterus, an the upper part of the vagina o Male  Wolffian ducts  Decent of the Testes and Ovaries o Change shape and position as development changes take place o Testes travel from near the top of the abdominal cavity down into the scrotum via inguinal canal  Cryptorchidism (undescended testes) occurs in 2% of males  Brain Differentiation o During the prenatal period, sex hormones act on the brain  Testosterone present during fetal development, estrogen receptors of hypothalamus become insensitive to estrogen  If estrogen is present, they become highly sensitive to levels of estrogen in the bloodstream o Plasticity of the brain  Constant change in response to experiences the person has  Homologous and Analogous Organs o Homologous-Organs in the male and female that develop from the same embryotic tissue o Analogous- Organs in male and female that have similar functions  Variables of Gender o Chromosomal gender- XX or XY, internal organs o Gonadal – sex organs, external genital appearance o Prenatal hormonal- pubertal hormonal gender o Prenatal and neonatal brain differentiation- assigned gender, gender identity  Atypical Prenatal Gender Differentiation o Intersex (pseudohermaphrodite)  Biologically a person’s gender is ambiguous o Congenital Adrenal Hyperplasia  Also called adrenogenital syndrome Chapter 5  Normally- developed ovaries begin to function abnormally later in the course of prenatal development  Androgen-insensitivity syndrome  Genetic male produces normal levels of testosterone but the body tissues are insensitive to testosterone and the prenatal development is feminized  Puberty vs. Adolescence o Puberty- physiological transition o Adolescence- psychological transition  Cervical mucus cycle o Glands in the cervix secrete mucus throughout menstrual cycle o Mucus protects entrance to cervix from bacteria o Mucus is alkaline, thick,, viscous at star of cycle o Makes environment more hospitable for sperm  Basal body temperature cycle o Temperature fluctuates with phases of menstrual cycle o Temp low during follicular phase o Decreases on day of ovulation o Rises noticeably day after ovulation o Temp increases due to increase in progesterone during luteal phase o Important when couples are using rhythm of birth control  Cycles in Men o T=One study (2002)  Found that mens testosterone levels displayed weekly fluctuations  Men with a female partner & wished to have a child displayed a 28 day cycle of testosterone levels  Men who had sex with an unfamiliar partner 100% increase in testosterone the next morning


Buy Material

Are you sure you want to buy this material for

25 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Jim McGreen Ohio University

"Knowing I can count on the Elite Notetaker in my class allows me to focus on what the professor is saying instead of just scribbling notes the whole time and falling behind."

Anthony Lee UC Santa Barbara

"I bought an awesome study guide, which helped me get an A in my Math 34B class this quarter!"

Jim McGreen Ohio University

"Knowing I can count on the Elite Notetaker in my class allows me to focus on what the professor is saying instead of just scribbling notes the whole time and falling behind."

Parker Thompson 500 Startups

"It's a great way for students to improve their educational experience and it seemed like a product that everybody wants, so all the people participating are winning."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.