Hypothalamus-Pituitary lecture 2011 (3)

Hypothalamus-Pituitary lecture 2011 (3) - Summer Pleasure...

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Summer Pleasure water color Anders Zorn Swedish 1860-1920
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Human Reproductive Biology Hypothalamus and Pituitary R. E. Jones and K. H. Lopez Chapter 1
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Hypothalamus and Pituitary Gland 1. Location, development and anatomy of the pituitary gland 2. Posterior pituitary hormones and hypothalamic regulation of secretion 3. Anterior pituitary gonadotropic hormones and hypothalamic regulation of secretion 4. Embryonic origin of gonadotropic hormone releasing hormone neurons 5. Gonadal negative & positive feedback regulation of gonadotropin secretion
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Location of Pituitary Gland (Hypophysis) and Hypothalamus The pituitary ( hypophysis ) lies in a depression of the sphenoid bone called the sella turcica (Latin for Turkish saddle)
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Pioneers who Discovered Roles of the Pituitary Gland P. E. Smith Bernardo Houssay Nobel Prize in Physiology and Medicine 1947
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Major Components of Endocrine System The endocrine glands are red. The Placenta is not shown. Pituitary
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Location of Pituitary Gland (Hypophysis) and Hypothalamus The pituitary ( hypophysis ) lies in a depression of the sphenoid bone called the sella turcica (Latin for Turkish saddle)
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Embryonic Origin of Pituitary
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Subdivisions of the Hypophysis (Adenohypophysis and Neurohypophysis) Posterior Pituitary or Neurohypohysis Anterior Pituitary or adenohypophysis Infundibular stem Pars nervosa or Infundibular process
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Regular and Neurosecretory Neurons Regular Neurosecretory
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Regular Neuron Neuron-Neuron Neuron-Muscle
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Regular and Neurosecretory Neurons Regular Neurosecretory
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The Hypothalamus Regulates Many Body Functions The hypothalamus, which makes up 3% of the brain, regulates body temperature, thirst, hunger, sleep, stress response, aggressive and sexual behaviors, and secretion of pituitary hormones.
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Hypothalamus and Pituitary Gland 1. Location, development and anatomy of the pituitary gland 2. Posterior pituitary hormones and hypothalamic regulation of secretion 3. Anterior pituitary gonadotropic hormones and hypothalamic regulation of secretion 4. Embryonic origin of gonadotropic hormone releasing- hormone neurons 5. Gonadal negative & positive feedback regulation of gonadotropin secretion
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Regions of Hypothalamus Involved in Function of the Pituitary (Hypophysis) Posterior Pituitary Anterior Pituitary Nuclei consist of neurosecretory cells Neurosecretory cell axons
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Structures of Vasopressin and Oxytocin Shaded amino acids differ between vasopressin and oxytocin.
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1955 Nobel Prize in Chemistry Vincent Du Vigneaud BS and MS in Chemistry at U. Illinois Determined structure and synthesized oxytocin
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This note was uploaded on 02/05/2012 for the course MCB 180 taught by Professor Sherwood during the Spring '11 term at University of Illinois at Urbana–Champaign.

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Hypothalamus-Pituitary lecture 2011 (3) - Summer Pleasure...

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