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Endocrine System
7th Grade Unit 24
| Term | Definition |
|---|---|
| Endocrine System | a network of glands and organs that produce hormones that travel through the bloodstream to control many bodily functions |
| Glands | cell or organ that produces and releases substances into the body |
| Exocrine Glands | glands that release substances onto body surfaces through ducts |
| Endocrine Glands | organs that produce hormones that travel through the bloodstream to control many bodily functions |
| Hormones | chemical messengers produced by glands in the body that travel through the bloodstream to regulate various bodily functions |
| Target Cells | any cell that has a specific receptor for an antigen or antibody or hormone or drug, or is the focus of contact by a virus or phagocyte or nerve fiber etc. |
| Negative Feedback Loop | a regulatory mechanism that counteracts a change to maintain an ideal level |
| Homeostasis | the body's ability to maintain a stable internal environment, like a balanced temperature or blood sugar level, even when external conditions change, essentially keeping things "in balance" |
| Hypothalamus | The area of the brain that controls body temperature, hunger, and thirst |
| Pituitary Gland | small gland at the base of the brain that controls many of the body's functions. It's sometimes called the "master gland" because it controls other endocrine glands |
| Pineal Gland | a small, cone-shaped gland located in the center of the brain. It produces and secretes the hormone melatonin, which plays a crucial role in regulating sleep-wake cycles and circadian rhythms. |
| Thyroid | a small, butterfly-shaped gland located in the front of the neck. It produces hormones that regulate metabolism, growth, and development |
| Thymus | small gland in the lymphatic system that makes and trains special white blood cells called T-cells |
| Pancreas | gland located in the abdomen that produces enzymes that aid in digestion and hormones that regulate blood sugar levels |
| Adrenal Glands | small, triangular-shaped glands that sit on top of the kidneys. They produce hormones that help regulate many important bodily functions |
| Testicles | One of two egg-shaped glands inside the scrotum that produce sperm and male hormone |
| Ovaries | small, oval-shaped glands located on either side of your uterus. They produce and store your eggs (also called ovum) and make hormones that control your menstrual cycle and pregnancy |
Created by:
klstorie
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