Endocrine System - Endocrine System 1- Pineal gland 2 -...

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Unformatted text preview: Endocrine System 1- Pineal gland 2 - Thyroid (posterior view) A - Isthmus of thyroid B - Superior parathyroid C - Inferior parathyroid 3 - Pancreas 4 - Ovary (female) 5 - Uterus (female) 6 - Testes (male) 7 - Kidney 8 - Adrenal gland 9 - Thymus gland 10 - Thyroid 11 - Pituitary gland (hypophysis) What does it do? o Uses chemical signals for cell-to-cell communication o Coordinates functions of cells o Response to an endocrine signal occurs within minutes to hours The endocrine system relays information throughout the body using hormones. o Pheromones: organism-to-organism communication o Hormones: chemical released by cells that affect cells in other parts of the body to carry out certain functions or regulate a process; cell-to-cell communication o The word hormone comes from the Greek hormon, meaning to excite or set into motion. Hormones serve as regulators, sppeding up/slowing down certain bodily processes. Target cells respond to a hormone, while other cells are unaffected...
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This note was uploaded on 12/05/2011 for the course KINESIOLOG 1Y03/1YY3 taught by Professor Parises during the Spring '11 term at McMaster University.

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Endocrine System - Endocrine System 1- Pineal gland 2 -...

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