P ineal gland
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P ineal Gland. By Brandi Christensen Sarah Schultz Gloria Parks. Location of Pineal Gland. small endocrine gland located in vertebrate brain (between the hemispheres; in a groove where the two thalamic bodies join) reddish gray and about the size of a pea shaped like a pine cone.

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P ineal Gland

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P ineal gland

Pineal Gland

By Brandi Christensen

Sarah Schultz

Gloria Parks


Location of pineal gland

Location of Pineal Gland

  • small endocrine gland

  • located in vertebrate brain (between the hemispheres; in a groove where the two thalamic bodies join)

  • reddish gray and about the size of a pea

  • shaped like a pine cone


Function of pineal gland

Function of Pineal Gland

  • synthesizes and secretes melatonin, which regulates the circadian rhythms of several biological functions & reproductive function of many animals

  • synthesis and secretion of melatonin is affected by light exposure to the retina

  • low during the day, high at night

  • melatonin affects sleep and activity: high melatonin production induces fatigue, decreases motor activity, and lowers body temperature


Pineal gland disorders

Pineal gland disorders

  • Associated with insomnia or seasonal effectiveness disorder (SAD)

  • Signs & symptoms

  • Insomnia

  • Anxiety

  • Elevated estrogen and progesterone levels

  • Immune suppression

  • Associated with seasonal effectiveness disorder(SAD)

  • Lowered estrogen and progesterone levels

  • Low thyroid and adrenal function

  • Hypotension- low blood pressure

Melatonin deficiency

Melatonin excess


Current issues with pineal gland

Current issues with pineal gland

  • Fluorides affect on the pineal gland

  • There is a build up of fluoride the pineal gland

  • in recent study the change the amount

  • The result were that it caused a overproduction of melatonin


Biblography

biblography

  • http://www.restorativemedicine.com/books

  • http://www.vivo.colostate.edu/hbooks/pathphys/endocrine/otherendo/pineal.html

  • http://en.wikipedia.org/wiki/Melatonin

  • http://pjharrislmp.files.wordpress.com/2009/11/awake-52.jpg

  • http://images.google.com/images?sourceid=navclient&rlz=1T4GGLL_enUS331US332&q=yawning+picture&um=1&ie=UTF-8&ei=_SiHS8-1FYb-tAO51qXhBw&sa=X&oi=image_result_group&ct=title&resnum=1&ved=0CBcQsAQwAA


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