Bisc 102 test 4

Bisc 102 test 4 - Test 4 11/15/2005 1:02:00 PM Involves two...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
Test 4 15/11/2005 14:02:00 Involves two sets of changes: The ovarian cycle controls the growth and releases of an ovum (egg cell) The menstrual cycle prepared the uterus for possible implantation of an  embryo Both cycles take 28days (on average) and are synchronixed by sex hormones Ovarian Cycle = events that take place in the ovaries Under the control of two hormones, LH and FSH, produced in your brain o Figure 26.8 Menstrual cycle = events that take place in the uterus The endometrium becomes thicker, then is shed if no fertilization has taken  place Under the control of estrogen and progesterone, produced in the ovary
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
15/11/2005 14:02:00 no sex or no sex on certain days gametes produced: o travel of sperm or egg blocked o sperm stopped o sperm killed no ovulation no implantation termination Abstinence or timed abstinence celibacy = no sex timed abstinence (rhythm method, natural family planning) Preventing implantation of the egg/zygote Intrauterine device (iud) Morning after pill : high doses of hormones (75% effective if taken within 3  days of unprotected sex) Some consider these methods the same thing as abortion RU -486 can induce an abortion within the first trimester of pregnancy 
Background image of page 2
STD’s Sexually transmitted diseases  o Are contagious diseases spread b sexual contact Viral STD’s, such as AIDS, genital herpes, and genital warts, cannot be cured  but can be controlled by medications Bacterial STDs Chlamydia and Gonorrhea Discharge, itching, pain ,  Sometimes no symptoms Easily treated with antibiotics o Stage 1 of syphilis first sore on your shit o Stage 2 then a body rash o Stage 3 one to 10 years the initial infection Soft, tumor – like growths  Neurological and cardiovascular complications,  Death o Herpes Recurring symptoms with stress, Can be controlled and not cured
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
o Genital Warts HPV is linked ot cervical cancer in woman May destroy tissue around anus and genitals  o HIV attacks helper T cells o Patients die from secondary infections
Background image of page 4
Image of page 5
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/07/2008 for the course BISC 102 taught by Professor Thibeault during the Fall '08 term at Ole Miss.

Page1 / 15

Bisc 102 test 4 - Test 4 11/15/2005 1:02:00 PM Involves two...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online