click below
click below
Normal Size Small Size show me how
Endocrine_101
Endocrine System - N195
Question | Answer |
---|---|
The Endocrine system consists of? | Glands, specialized cell clusters, and hormones. |
The _ is the integrative center for the endocrine & autonomic (involuntary) nervous system. | Hypothalamus |
What kind of pathways connect the hypothalamus to the posterior pituitary gland? | Neural pathways |
When ADH is secreted, the body retains what? | Water |
Which hormone stimulates uterine contractions during labor and milk secretion in lactating women? | Oxytocin |
Hypothalamic hormones stimulate the anterior pituitary glaqnd to release which four types of tropic (gland-stimulating) hormones? | Adrenocorticotropic hormone (ACTH)Thyroid-stimulating hormone (TSH)Luteinizing hormone (LH)Follicle-stimulating hormone (FSH) |
The secretion of tropic hormones stimulates which target glands? | Adrenal cortex, thyroid gland, and the gonads. |
Hypothalamic hormones release which two effector hormones from the pituitary gland? | Growth hormone (GH)Prolactin (PL) |
The adrenal glands produce what? | Steroids, amines, epinephrine, and norepinephrine |
Types of steroidal hormones? | MineralcorticoidsGlucocorticoidsAdrenal androgens and estrogens |
Aldosterone is a? | Mineralocorticoid |
Aldosterone's purpose is? | To regulate the reabsorption of sodium and the excretion of potassium; may also be involved with other hormones in the development of HTN. |
Cortisol is a? | Glucocorticoid |
Cortisol carries out which five important functions? | Stimulation of gluconeogenesis (formation of glycogen from noncarbohydrate sources), which occurs in the liver in response to low carbohydrate intake or starvation; breakdown of increased protein and mobilization of free fatty acid; |
Cortisol (continued) | Suppression of immune response; assistance with stress response; assistance w/maintainance of BP and cardio function. |
Androgens are? | Male sex hormones |
Adrogens' functions are? | Promote male traits, esp. secondary sex characteristics, i.e. facial hair, low-pitched voic. |
Estrogens' functions are? | Promote female traits. Also thought to be responsible for sex drive. |