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Endocrine Stystem 10

Quiz 3

QuestionAnswer
Endocrine system Secrete hormones into blood
Nonsteroidal 2nd messenger, will not get into cell alone
Steroid Lipid soluble, no energy needed to pass through cell. Receptor in nucleus
Prostaglandins Substance found in tissues. Travel a short distance.
Anterior pituitary or adenohypophysis Has the most hormones
TSH Stimulates growth of thyroid gland, secrete thyroid hormone
ACTH Stimulates adrenal cortex to grow and cortisol
FSH Stimulates ovarian follicles. "Kick start" for estrogen and sperm production
LH Acts with FSH to stimulate estrogen, progesterone, testosterone
GH Stimulates growth, accelerates fat catabolism , increase blood glucose
Prolactin Breast development, production of milk. Not tropic hormone
Posterior pituitary or Neurohypophysis Secrete or distribute hormones
ADH No urine hormone
ADH Can cause diabetes insidious
Oxytocin Starts uterine contractions, allows cells to release milk into ducts
Hypothalamus Produce ADH and oxytocin. They pass along nerve cells to get to the posterior pituitary.
What system does the endocrine system relate to The endocrine system
Thyroid hormone Increase body's metabolic rate
T4 Most abundant, needs iodine in diet to produce
T3 Primary hormone of thyroid
Calcitonin Decrease blood calcium, inhibit break down of bone which release into blood
Parathyroid PTH Found on backside of thyroid. Stimulate breakdown of bone and increase blood calcium concentration
Adrenal Cortex Outer layer; corticoids
Gluccorticoids Cortisol and hydrocortisone. Maintain normal blood glucose.
Mineralcorticoids aldosterone. Increase in Na and decrease in K
Sex hormones androgens
Adrenal medulla epinephrine and norepenphrine
Pancreatic Islets Alpha and beta cells
Alpha Increase blood Glucagon
Beta Decrease blood insulin
Female sex glands ovarian follicles
Corpus leteum Secrete progesterone and some estrogen
Testes testosterone
Thymus WBC; immunity
Pineal gland "Third eye". Helps regulate eyes light. Internal clock
Stomach linning produces Gherlin, affects appetite and metabolism
Fat storying cells Leptin, sense of being full or hungry
Heart ANH, stimulates sodium loss from kidneys
Created by: kpielechowski
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