Part 2 Our Sexual and Reproductive Anatomy

Presentation Transcript

Part 2 Our Sexual and Reproductive Anatomy For use with content, Human Sexuality Today , 5 th version. Bruce M. Lord Slides by Callista Lee King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Body dialect Slang expressions for the genitalia are more frequently utilized by men than by ladies. What are some normal topics in slang terms for ladies' private parts? For men's private parts? Why are slang terms for the private parts and for sexual conduct likewise utilized terms of general disappointment or animosity? Ruler, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

External female genitalia Vulva is the term used to allude to the outside female genitalia, including the mons veneris, labia majora, labia minora, clitoris, vaginal opening and urethral opening. It is normal for individuals to state "vagina" when alluding to what is between a lady's legs however the right term is vulva. The rear-end is likewise between a lady's legs yet is not thought to be a piece of the vulva. Ruler, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

The Vulva The labia are separated to demonstrate the vaginal and urethral openings. Lord, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Feelings about one's genitalia are identified with delight in sexual action. Mons Veneris – why pubic hair? Labia Majora – defensive external lips that cover delicate inward tissues Labia Minora – "Hottentot Aprons" Bartholin's Glands – companions to sperm Urethral opening – once in a while saw, amongst clitoris and vagina Perineum – the pelvic "floor" King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

The clitoris – the same number of nerve endings as a whole penis! Clitoral hood – where the labia minora meet at the top to shape a touch-touchy covering for the Clitoris – a glans, a pole and even "legs," all containing erectile tissue Clitoral circumcision – female genital mutilation intended to shield ladies from encountering "excessively" sexual delight in a few societies King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

The vaginal opening Vestibular globules next to the vaginal opening swell with blood amid sexual excitement to help the vagina hold the penis. Bulbocavernosus muscle encompasses the vagina keeping it inexactly shut more often than not. The hymen is a thin layer that exclusive incompletely seals the vagina. It might tear open all alone amid adolescence as is not a "proof" of virginity. Ruler, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

The bosoms Sexy in most Western societies Estrogen in young men may bring about gynecomastia 15 – 20 mammary organs each with its own conduit in the areola, paying little mind to bra measure The areola has a breastfeeding capacity Fatty tissue between the organs, decided principally by heredity, influences bosom estimate King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Breast expansion Exercises and moisturizers don't work Cosmetic surgery is still surgery 25% of ladies who get bosom inserts (silicone or saline) will create difficult sinewy cases around the inserts that make the bosoms hard, tight and unnatural in appearance, requiring extra surgery. Ruler, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Breast disease and examination Self-exams month to month, after period Mammograms – gauge at age 35, each 1-2 years in your 40's and every year after age 50 96% survival rate with early discovery Simple mastectomy is as viable as the radical mastectomy An inspirational state of mind and consolation help King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Breast self-examination King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Internal female life systems Vagina – a sheath-like trench stretching out from the vulva to the cervix "Versatile" dividers – does one size fit all? Exceptionally vascularized Lubricates in light of sexual excitement A self-cleaning organ with a characteristic musky smell Douching meddles with the normal substance condition and can prompt to genuine medical issues King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

More about the vagina Pubococcygeus (PC) muscle encompasses the vagina – hone your Kegel practices for sexual fulfillment and urinary control. The vaginal opening is extremely delicate to touch however the internal 2/3 have not very many nerve endings. The G-Spot exemption – an exceptionally delicate range on the front divider around 1/3 of the path into the vagina saw by around 10% of ladies. Lord, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Internal female organs, side view King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Internal female organs, frontal view King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

The Uterus – little however intense Cervix – the limited end of the uterus anticipating into the back of the vagina Perimetrium – the external layer Myometrium – solid ripped center layer Endometrium – deepest layer that becomes thicker between menstrual periods and quagmires off at feminine cycle King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Fallopian Tubes Fingerlike fimbria brush against the ovary to "discover" the egg at ovulation Site of preparation of the egg by the sperm Cilia inside the tube move the egg toward the uterus Ectopic (tubal) pregnancies Tubal ligation disinfection King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

The Ovaries Female gonads create ova (eggs) and hormones (estrogen and progesterone). During childbirth a young lady's ovaries as of now contain every last bit of her 300,000 - 400,000 youthful ova. Just around 400 will ever completely develop From essential follicle to Graafian follicle to ovulation King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Gynecological examination King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Gynecological growths Cervical malignancy and the Human Papillomavirus Pap spread – a straightforward test for cervical disease 60,000 new cervical tumor cases every year 40,100 instances of tumor of the endometrium are analyzed each year Ovarian disease is uncommon yet hard to recognize in its initial stages Many ovarian blisters are benevolent King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

External male life structures Penis – regenerative, urinary and sexual Average size limp – 3.75 inches x 1.2 inches Average size erect – 6 inches x 1.5 inches The prepuce shields the glans penis from scraped areas and dryness The scrotum holds the balls outside of the body pit for ideal sperm improvement. Ruler, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

External male genitalia Circumcised (left) and normal (right) King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Male Circumcision History – old Egyptians and Greeks Religion – Jews and Muslims Culture – Puberty customs Victorian Era fears about masturbation The clash of smegma versus cleanser and water Pediatricians contradict routine circumcisions in nations where great cleanliness and sufficient therapeutic care exist King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Internal structures, side view King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

The man inside… subtle elements, points of interest… Penis – glans, shaft and root Corpora cavernosa and corpus spongiosum Tumescence (erection) and detumescence Corona – most delicate piece of the penis Urethra – one opening and two capacities Peyronie's Disease Normal ebb and flow King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Testicles and declaration Male gonads make sperm and male hormones Epididymis – where sperm sit tight for climax Vas Deferens – from gonad, up and over the bladder and through the prostate organ Vasectomy Ejaculatory pipes – taking the sperm out to the Urethra – one way for two capacities King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Internal male structures King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Semen is only 1% sperm Seminal vessicles – two little structures that contribute around 70% of original volume Prostate organ – around 30% of semen Cowpers (otherwise known as Bulbourethral) organs – two pea-sized structures that emit a basic liquid to clean the urethra preceding climax One reason "withdrawal" isn't dependable King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Cancers of the Testes and Prostate Prostatitis versus Prostate Cancer Prostate Cancer – 1:7 men by age 85 Rectal exams and PSA blood tests Prevention – lessen fat and increment practice Testicular disease is in all probability between ages 20 – 40 Self-examination can identify testicular malignancy in its initial stages King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Testicular self-exam King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Sexiest organ: The mind Cerebral cortex – thinking and thinking Limbic framework – feelings and sexual craving Hypothalamus – Sexual longing, sexual introduction, sex character – coordinates the Pituitary Gland Pituitary Gland – hormones that drive the regenerative framework King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

The human cerebrum King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall

Our Sexual Bodies The five detects Primary erogenous zones – on the grounds that we're human Secondary erogenous zones – learned through involvement or socialization Self-idea and self-perception Cultural standards – kissing, bosoms, muscle to fat ratio ratios King, Human Sexuality Today, 5/e (c) 2005 by Prentice Hall