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Sexual reproduction in humans powerpoint

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We think you have liked this presentation. If you wish to download it, please recommend it to your friends in any social system. Share buttons are a little bit lower. Published by Lester Martin Modified over 2 years ago. Becomes engorged with blood during sexual arousal. Once hard and erect, it can penetrate the soft tissue of the vagina. Urethra Carries sperm along and out of the penis.

Becomes engorged with blood during...

The collar contains lots of mitochondria to provide energy for movement using the tail The nucleus contains 23 chromosomes. Cervix Opening between the uterus and the vagina containing a plug of mucus which protects uterus from infection Dilates during labour to allow passage of baby into the vagina Vagina Receives penis and sperm during intercourse It is the birth canal - allows the exit of the baby during birth Acid produced by normal resident bacteria protect from infection.

Stop or reduce smoking, drugs, alcohol, stress. Female Failure to ovulate due to hormone disorder. Eggs are surgically removed on day Sperm and eggs are incubated together in vitro in a glass dish.

If fertilisation occurs, a number of embryos are placed in the uterus to implant. Contraception — using methods to prevent fertilisation. Body temperature recorded — rises after ovulation.

Mucus secreted by cervix — texture changes after ovulation. Past menstrual cycles — rhythm method. Condom — male on penis, female in vagina.

Presentation on theme: "Sexual Reproduction...

Diaphragm — dome shape fitted into vagina before intercourse. Cap — small rigid rubber device, covers cervix. Spermicides — used along with mechanical methods.

SEXUAL REPRODUCTION IN HUMANS. MADANIA...

Female sterilisation — cutting tying the fallopian tubes. Sperm is not present in the semen. Endoderm Digestive system, liver, pancreas. Therefore the placenta is formed from the tissue of 2 different individuals, the mother and the embryo. Outline the role of the epididymis, seminal vesicle and prostate gland in the production of semen.

Human Reproduction Part 2.

Birth 1The hormones oestrogen and progesterone are produced throughout pregnancy firstly by the corpus luteum 3 months and. Higher level- Menstrual Cycle. Hormonal control in the menstrual cycle Four hormones involved: My presentations Profile Feedback Log out. Auth with social network: Registration Forgot your password? Download ppt "Sexual Reproduction in Humans".

The human reproductive system.

Reproduction and Development How are humans made? However, the primary function of the gonads. About project SlidePlayer Terms of Service. Feedback Privacy Policy Feedback.

To make this website work, we log user data and share it with processors. To use this website, you must agree to our Privacy Policyincluding cookie policy. Concept Both asexual and sexual reproduction occur in the animal kingdom. Sexual. The following section focuses on the human reproductive system.

Human Reproduction. ♀ ♂ intercourse,...

Human Reproduction Sexual Behavior Some think this is a sperm storage site in human; Sperm survive up to 2 days; Increase in cervical mucous at time of. Anatomy and Physiology of the Male and Female Reproductive Systems Gonads produce gametes & secrete sex hormones; Reproductive systems. Gonads.

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