CONTENTS

A. Reproductive system in males and female

  1. Function of various parts
  2. Structure of a male sperm and ovum

B. Fertilization

  1. Fusion of gametes
  2. Implantation

C. Development of embryo

  1. Selective exchange between mother and child and removal of excretory product from foetus; survival conditions like food, oxygen, ammotic fluid, placenta and umbilical cord

 

 

A. REPRODUCTIVE SYSTEM IN HUMANS

The reproductive system in human are the most highly developed among the animals. Basically, the male and the female reproductive system consist of the gonad where the sex cell or gametes, as well as glands that are involved in secretion of hormones and fluids essential for development and sexual process.

The reproductive system consist of the internal genitalia which are contained within the abdominal cavity and the external genitalia which is found outside the body in the groin region

1. THE REPRODUCTIVE SYSTEM IN A MALE HUMAN

The male reproductive system consists of the following organs

(i) The testes: these are two ovoid structure situated in the scrotal sac.

Lesson tags: Biology Lesson Notes, Biology Objective Questions, SS3 Biology, SS3 Biology Evaluation Questions, SS3 Biology Evaluation Questions Second Term, SS3 Biology Objective Questions, SS3 Biology Objective Questions Second Term, SS3 Biology Second Term
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