THE ENDOCRINE SYSTEM

Contains glands that have many different jobs in your body Endocrine system … Contains glands that have many different jobs in your body Regulates metabolism, growth and development, sexual function, reproduction, and sleep/mood. Hormones and glands are the foundations of the endocrine system. Triggers your secondary sex characteristics to start PUBERTY Hormones: Transfer information and instructions from one cell to another. Glands: Group of cells that produce and secrete or gives off chemicals. Most important gland is the Pituitary Gland

Pituitary Gland Tiny gland located in your brain, powerful “Master Gland” Controls the activities of all endocrine glands. Works with Hypothalmus to make your body work. Controls the hormones ADH, Oxytonin, and ACTH

Adrenocorticotropic Hormone Follicle Stimulating Hormone Function Prolactin Develops breast tissue Stimulates production of milk for breast feeding. Adrenocorticotropic Hormone (ACTH) Stimulate Adrenal Cortex -Helps manage stress.   Follicle Stimulating Hormone (FSH) Stimulate production of sex hormones Female: Estrogen – Ovulation Males: Testosterone - Sperm Leutenzing Hormone (LH) Stimulates ovulation and produces progesterone in females. Vasopressin -Triggers Antidiuretic Hormone -Acts on kidney, concentrates urine, and preserves water in the body. Oxytocin -Released during childbirth -Starts contractions of uterus. Somatotropin Growth and Development Growth Hormone (GH)

Glands cont: Hypothalmus Pineal Gland Thyroid Glands Regulates all hormones in the body Works directly with the Pituitary Gland. Pineal Gland Location: Center of the Brain Looks like a Pine Cone A.K.A Third Eye Produces Melatonin; which regulates our wake/sleep cycle. Thyroid Glands Control calcium and phosphorus levels in the body. Thyroid: controls metabolism and growth. (HYPO/HYPER) Located in your neck; looks like a bowtie

MORE GLANDS! Pancreas Hypothalmus Adrenal Gland Thymus Location: Behind the Stomach Involved with Production of Insulin Hypothalmus Regulates all hormones in the body. Works directly with the Pituitary Gland Adrenal Gland Produces reaction to stress or emergency situations. Fight or flight gland What word does Adrenal gland remind you of? Thymus Location: Sternum Disappears after puberty, and eventually replaced by fat. Helps with T-Cell development, and fight infection.

GONADS Depending on whether you are MALE or FEMALE these hormones go to work on different parts of the body. OVARIES IN FEMALES TESTES IN MALES

Endocrine System Video Stages of Puberty

Endocrine System https://youtu.be/eWHH9je2zG4

https://youtu.be/fZ4RN43Ul2o Puberty https://youtu.be/fZ4RN43Ul2o

Interactive Endocrine System Activity http://www.e-learningforkids.org/health/lesson/endocrine-system/