Human Sexuality

Capacitation

Sperm Membrane breaks to release enzymes

Fertilin

Chemical that helps sperm adhere to egg and penerate outer layer

Zona Pellucida

Outer membrane of the ovum

Blastocyte

zygote after dividing over 4/5 days

Implantation

blastocytes arrive in uterine cavity, and attatch to the uterine lining. About 1 week

Blastocytes grow into

embryo and then fetus

Embryonic membrane

formed after 2/3 weeks

Two membranes of amniotic sac

Amnion - inner membrane, holding amniotic fluid and fetus, Chorion- outer membrane encloses embryo

Human Chorionic Gonadotrophin hCG

what pregnancy tests detect

Hegar’s Sign

spfteing of uterus above cervix, can be felt during vaginal exam

Edema

water retention during pregnancy

Gestational hypertension

high blood pressure, edema, protein in urine

Chorionic Villus Sampling

testing cells from placenta

neural tube defect screening

tests mothers blood for level of alpha-fetoprotein

Intracytoplasmic sperm injection

a single spern injected into a mature egg

gestational Carrier

a womans egg, mans sperm, implanted into a carriers uterus

relaxin

hormone produced in late pregnancy, increases flexibility of joint and ligamints in the pelvic area

Vernix

waxy substance that covers the baby

Apgar score

used to asses baby after birth, HR, respiration, skin color, reflex, muscle tone

Episiotomy

Inscision that enlarges vaginal opening

Bacteria STI

Curable, chlamidia and gonorrhea

Viral

Incurable, HIV and Genital herpes

Chlamydia

Most common bacterial STI

Gonorrhea

Second most common STI

Urethritis

Caused by infection, irritants, trauma to urethra

Syphilis

Bacterial, primary, secondary, and latent stages, treated with antibiotics

AIDS

caused by HIV

Herpes

Viral, causes sores, no cure, medications can help

Genital Human Papillonavirus HIV

causes genital warts, cervical cancer,

Hepititis

inflamation of liver

Hepatitis A

Transmitted through eating feces contaminated- food/water

Hepatitis B

highly infectious, spread through sexual contact

Hepititis C

transmitted through contact of infected blood

bacterial Vaginosis

fishy odor, pain, itching, burning, antibiotics recomended to contain

Genital Candidiasis/ Yeast Infection

common in women, caused by antibiotics, douching, pregnancy, diabtetes, treated with antifungal drugs, cottage cheese discharge

Trich

Itching of Vagina, grey/green discharge, pain with sex, pain with peeing, spotting, very curable,

Pelvic Inflammatory Disease

Bacteria from vagina to uterus, cause of female infertility, assosiated w Gonorrhea and chlamydia

Cystitis

Bladder infection, not transmitted to partner, paining burning urination, need to urinate, can cause damage to kidneys

Conceptus week 3

body segments and brain

Conceptus week 4

digestive, circulatory, spinal, nervous

Conceptus week 5

arms, legs

Conceptus week 6

eyes, ears

Conceptus week 7

reproductive organs

Conceptus week 8

fetus is thumb sized

Conceptus week 12

fingers, toes

Conceptus week 15

heartbeat, digestion, Lanugo

Lanugo

thin hair covering the fetus