Biology Lecture 8

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Biology 8 Lesson 63: Scientific basis of contraceptive methods

Biology 8 Lesson 63: Scientific basis of contraceptive methods 1. Summary of theory 1.1. Meaning of contraception Our country is actively implementing the campaign for planned births in the implementation of family planning: + Helping each family with only 1-2 children ensure the best conditions for raising children + Ensure a happy and warm family …

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Biology 8 Lesson 64: Sexually Transmitted Diseases

Biology 8 Lesson 64: Sexually Transmitted Diseases 1. Summary of theory 1.1. Gonorrhea a. Physics Because a type of coffee bean-shaped bacteria are often arranged in pairs, they are called cocci. – Characteristics of coccidiosis: Localized in the mucosal cells of the genitourinary tract + Easy to die at temperatures above 400C, in a dry …

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Biology 8 Lesson 65: The AIDS epidemic – a human catastrophe

Biology 8 Lesson 65: The AIDS epidemic – a human catastrophe 1. Summary of theory 1.1. AIDS/HIV . Overview AIDS is acquired immunodeficiency syndrome. HIV is the human immunodeficiency virus. – Modes of HIV/AIDS transmission: Through unprotected sex. Through the blood. From mother to child. – Harms of HIV/AIDS: Losing the body’s ability to fight …

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Biology 8 Lesson 60: Male genitalia

Biology 8 Lesson 60: Male genitalia 1. Summary of theory 1.1. Parts of the male genitalia 1. Testicles – Where sperm are produced 2. Epididymis – Where sperm continue to develop and perfect in structure 3. Scrotum – Ensure the right temperature for spermatogenesis 4. vas deferens – Carry sperm from testicles to seminal vesicles …

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