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Animal Endocrinology lec. 1
The document provides an overview of the endocrine system, highlighting major ductless glands that secrete hormones directly into the bloodstream. It explains the role of hormones as chemical messengers affecting various bodily functions, their properties, and categorizes them into three main chemical structures: peptide/protein hormones, amino acid derivatives, and steroid hormones. Additionally, it mentions the various regulatory chemical messengers, including neurohormones, neurotransmitters, and pheromones.
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Animal Endocrinology lec. 1
- 2. Are ductless glandsof the endocrine system that secrete their products, hormones, directly into the blood. The major glands of the endocrine system include the pineal gland, pituitary gland, pancreas, ovaries, testes, thyroid gland, parathyroid gland, hypothalamus and adrenal glands. The hypothalamus and pituitary glands are neuroendocrine organs. What are the Endocrine Glands?
- 4. What is thehormone? Hormones are chemical messengers that are secreted directly into the blood, which carries them to organs and tissues of the body to exert their functions. There are many types of hormones that act on different aspects of bodily functions and processes.
- 5. Hormone properties: Increase theactivity of interactions in the cell
- 6. Hormone properties: Do notexcrete at constant rates
- 7. Hormone properties: It isconstantly lost from the body through excretion or co nverted into less active compounds
- 8. Chemical Structure ofHormones Three Main Groups 1- Peptide and Protein Hormones
- 9. Chemical Structure ofHormones Three Main Groups 2- Amino Acid Derivatives
- 10. Chemical Structure ofHormones Three Main Groups 3- Steroid Hormones
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- 12. Regulatory Chemical Messengers Neurohormones-- Neurosecretory Cell
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- 17. Regulatory Chemical Messengers Releaser& Signals Pheromones Short-Term Changes ---- Lordosis Behavior
- 18. Regulatory Chemical Messengers PrimerPheromones Longer-Term Changes
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