beh/225 Hormones and Behavior

Topics: Endocrine system, Endocrine gland, Endocrinology Pages: 4 (451 words) Published: January 10, 2015
Hormones and Behavior
Natasha Wells
December 13, 2014
Latoshia Stamps

The endocrine system is the collection of glands that produce hormones. Hormones are chemical substances that act like messenger molecules in the body. They regulate metabolism, growth and development, tissue function, sexual function, reproduction, sleep, and mood, and many other things. These hormones can affect an individual’s behavior in many ways. The Endocrine System is made up of several different endocrine glands the pituitary gland, pineal gland, thyroid gland, and adrenal gland. Each gland secretes different hormones that have many different effects on the body and behavior.

The Pituitary gland is called the “Master Gland”. It is called this because its hormones influence other endocrine glands. Oxytocin is a hormone released by the pituitary gland. This hormone helps in regulating behaviors related to happiness such as sexual activity, social bonding, and helps to reduce stress. Oxytocin also plays a role in pregnancy and labor. The pituitary gland causes contractions in the uterus during labor and stimulates the ducts of the breasts to help eject milk.

The Adrenal Gland is located underneath the back of the rib cage on top of the kidneys. The adrenal gland helps do several things such arouse the body, regulates salt balance, adjust the body to stress and affects sexual functioning. Epinephrine is a hormone released by the adrenal gland. This hormone is associated with fear and is what helps arouse the body. Epinephrine is most commonly known as adrenaline.

When a person has hormone levels that are too high or too low, that indicates a problem with the endocrine system. It can be a sign of a Hormone disease. Hormone diseases can also occur if the body does not respond to hormones in the appropriate ways. Stress, infection, and changes in the blood's fluid and electrolyte balance can also influence hormone...
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