Download Endocrine System Functions, Hormones, and Communication: A Comprehensive Guide and more Exams Biology in PDF only on Docsity! BIO 171 Exam 1Assessment Questions with Answers Latest Update 2024 Test Functions of endocrine system - Correct answer regulates long term processes (growth, development and reproduction), use chemical messengers to relay information and instructions between cells. hypothalamus produces - Correct answer -ADH antidiuretic hormone (helps retain water), oxytocin (stimulates smooth muscle contraction-- uterus contraction) and regulatory hormones pituitary gland produces - Correct answer anterior lobe: ACH, TSH, GH, PRL, FSH, LH, and MSH posterior lobe: release of oxytocin and ADH Pinal gland produces - Correct answer melatonin parathyroid gland produces - Correct answer parathyroid hormone (PTH) thyroid gland produces - Correct answer Thyroxin (T4) Triiodothyronine (T3) Calcitonin adrenal gland produces - Correct answer adrenal medulla: epinephrine and norepinephrine adrenal cortex: cortisol, corticosterone, aldosterone, and androgens pancreas (pancreatic islets) produces - Correct answer insulin and glucagon heart: secretes natriuretic peptides - Correct answer atrial natriuretic peptide (ANP) brain natriuretic peptide (BNP) thymus: undergoes atrophy during adulthood - Correct answer secretes thymuses adipose tissue: secretes - Correct answer lepton digestive tract: secretes numerous hormones involved in the... - Correct answer coordination of system functions, glucose metabolism and appetite kidneys secrete - Correct answer Erythropoietin (EPO) Calcitriol (increase absorption of Ca2+ during digestion gonads - Correct answer testes (males): androgens (especially testosterone), inhibit ovaries (female): estrogen, progestin’s, inhibit direct communication - Correct answer * Through gap junctions * Ions, small solutes, lipid soluble materials * usually limited to adjacent cells of the same type that are interconnected by cinnamons paracrine communication - Correct answer - Through extracellular fluid - Paracrine factors - Primarily limited to a local area, where paracrine factor concentrations are relatively high; target cells must have appropriate receptors endocrine communication - Correct answer -through bloodstream -hormones -target cells are primarily in other tissues and organs and must have appropriate receptors synaptic communication - Correct answer across synaptic clefts -neurotransmitters -limited to very specific area -target cells must have appropriate receptors three group’s hormones can be divided into - Correct answer -amino acid derivatives, peptide hormones, and lipid derivatives -secretion and distribution of hormones-- circulate freely or travel bound to special carrier proteins amino acid derivatives - Correct answer Are small molecules structurally related to amino acids
