Chapter 45 chemical control 11 05 2015 Hormones do badass things Endocrine signaling Paracrine signaling Autocrine signaling Cell sends out signal to itself that tells it to do something else Neuroendocrine signaling Synaptic signaling FIG 45 5 Fig 45 9 Receptors are super important Liver cell o Epinephrine binds to beta receptor o Breaks down glycogen into glucose Skeletal muscle o Epinephrine binds to beta receptor o Causes vessel to dilate o Epinephrine binds to alpha receptor o Causes vessel to constrict Look over glands Pituitary gland Below hypothalamus Has two parts o Anterior makes its hormones Portal vessel two sets of capillaries before heart Tropic hormone goes to another gland and tells that gland to release something FSH and LH tell the testes to make testosterone and tell ovary to make estrogen TSH tell thyroid to make and release thyroid hormones ACTH affects adrenal cortex make steroid hormones here Non tropic cause direct response Prolactin tells mammary gland to make milk Melanocyte stimulating hormone MSH something to do with fate metabolism Growth hormone GH both tropic and non tropic promotes growth directly through genes causes liver to make insulin like growth factors o Posterior does not make hormones stores and releases hormones Two common hormones Antidiuretic hormone ADH kidney tubules Oxytocin hormone mammary glands to release milk uterine muscles in males involved in muscle contractions testosterone production and bonding to babies children women o Come from different embryological origins Hormones made in neurosecretary cells in the hypothalamus 11 05 2015 11 05 2015
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