PPT-REPRODUCTIVE SYSTEM OF MAMMALS

MONETREMES MARSUPIALS PLACENTAL MAMMALS REPRODUCTIVE SYSTEM OF MAMMALS MONETREMES MARSUPIALS PLACENTAL MAMMALS by MRS OZEMOKA HJ is licensed under a Creative Commons Attribution NonCommercial. Health Science 1. To provide for continuity of the species . Contains necessary organs capable of the creation of new individuals. Manufacture hormones necessary for development of reproductive organs and secondary sex characteristics. Class Mammalia . Phylum . Chordata. . 1. . Hair or fur. :. a. keratinized derivative of the skin. b. uniquely mammalian. c. hair coat also called a . pelage.. kinds . of hair: . guard hairs. . ,function. Unit 3. Mammal classification. Mammals are one of the classes of vertebrates. All mammals share a series of common characteristics. Internal body temperature control. Mammary glands. Live birth (few exceptions). Chapter 16. Birds. Birds belong to the class Aves.. Aves comes from the Latin word for bird. .. First appeared on Earth 150 million years . ago. Section 1. Bird Characteristics. S. hare some characteristics with reptiles. Introduction. I´m. . going. . to. . talk. . about. :. Mammals. .. What. . they. . eat. .. Their. . body. . covering. .. What. are . they. .. How. . they. reproduce. . AND. HUMAN BEINGS. Reproductive System. Function=produce new life. Gonads (sex glands), ducts (tubes), and accessory organs can be found in both males and females. Male Reproductive System. Structures:. Testes. Epididymis. Integument & Derivatives. Skin is thicker than other vertebrates. Epidermis – thinner, protected by hair. Dermis – thicker. Glands. Sweat Glands. Eccrine glands. Secrete a watery fluid, draws heat away when evaporated . Birds. Birds belong to the class Aves.. Aves comes from the Latin word for bird. .. First appeared on Earth 150 million years . ago. Section 1. Bird Characteristics. S. hare some characteristics with reptiles. Gonads originate from thickening of splanchnic mesoderm. . just medial to embryonic kidney. Region of splanchnic mesoderm = . genital ridge. Primitive condition of genital ridge was elongate . (anterior to . Identify the parts of the human female reproductive system.. Identify the parts of the human male reproductive system.. Define key vocabulary terms associated with the human reproductive system.. Identify the stages of the menstrual cycle.. Female reproductive system pathology Infections Pelvic inflammatory disease chronic, extensive infection of upper reproductive tract usually secondary to STD (Neisseria, Chlamydia) salpingitis, tubo-o Characteristics of mammals. Characteristics of mammals. All mammals have the following in common:. 1. Are . endothermic . 2. Hair. 3. Specialized . teeth. 4. PARENTAL CARE- Females . produce milk in . Ancestors that dominated the Permian And Early Triassic. “Triassic Takeover”. . - Dominance of dinosaurs may have driven some . therapsids. to a nocturnal, insectivorous lifestyle.. . - this may have selected for hair and . One type of animal that made a successful and complete transition from land to water in the course of its evolution is the whale. .. . The According to the fossil record, about 50 million years ago some terrestrial mammals began to make the transition from a life on land to a life in the sea. .