ANSC 2340 Chapter Notes - Chapter 19, 20: Oogenesis, Umbilical Cord, Amnion
31 Jan 2017
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Document Summary
Deliver sperms to the female at appropriate time. Male gonads (where reproductive cells are formed) Located at the groin (inguinal region), which is the junction between the thigh and. In a sac of skin called scrotum. Development of spermatozoa in the seminiferous tubules in the testes. Hormone production cell-stimulating hormone (icsh) in males. Produced by interstitial cells between seminiferous tubules. Under the influence of the luteinizing hormone (lh) or interstitial. Release digestive enzyme to help get inside the egg. Held in place by gubernaculum (a type of connective tissue) as the animal grows. Eventually pulled through the inguinal rings (openings in the abdominal muscle) into the scrotum after birth. The sac of skin that houses the testes. Control the relative position of the testes to the body. Warmer: relaxed so that testes are away from the body. Cooler: contracted to get warmed a little. Links the testes to the rest of the body.
