slower to respond, long-lasting effects, hormones & target tissues, hypothalamus
fast acting, nerve impulses, hypothalamus
secretes thyroxin, controls metabolic rate
for glands embedded in the thyroid; secretes parathormone; controls announces level of calcium and phosphate (which influence levels of excitability)
gland which increases heart rate, blood pressure, and breathing rate
located partially behind the stomach in the abdomen, and it functions as both an endocrine and exocrine gland. It produces digestive enzymes as well as insulin and glucagon
located one on each side of the uterus in the female pelvis, functioning to secrete estrogen and progesterone
the primary gland of the lymphatic system, located within the mediastinum; helps maintain the body's immune response by producing T lymphocytes
estrogen, testosterone, aldosterone, cortisol, cholesterol
Amines, thyroxine, peptide, and protein hormones
cells that have receptors for a particular hormone
chemical messengers that are manufactured by the endocrine glands, travel through the bloodstream, and affect other tissues
Negative feedback mechanisms
The most common homeostatic control mechanism. The net effect is that the output of the system shuts off the original stimulus or reduces its intensity.
a structure found between the cerebral hemispheres of vertebrates; secretes melatonin
stimulates contraction of uterus and the milk "letdown" reflex; pituitary
hormone that increases the reabsorption of water; pituitary
a hormone produced by the anterior pituitary gland, Stimulates growth and metabolism
Stimulates milk production; anterior pituitary
hormone produced by the thyroid glands to regulate metabolism
reduces blood calcium level; thyroid
increases blood calcium level; parathyroid
Pancreas; protein hormone that helps to decrease blood sugar
a hormone secreted by the pancreas, Raises blood glucose
affects masculinization and reproduction; testies
Support sperm formation; development and maintenance of male secondary sex characteristics; testies
stimulate uterine lining growth; development and maintenance of female secondary sex characteristics
promotes growth of uterine lining; Ovaries
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