Straighterline Anatomy and Physiology 1 BIO201 Topic 16: Functional Organization of the Endocrine System Quiz

Straighterline Anatomy and Physiology 1 BIO201 Topic 16: Functional Organization of the Endocrine System Quiz Hello We are a team of experts offering course attendance for all Straighterline, Portage Learning, Sophia etc courses. We also write essays, research papers and school assignments. Should you need any of these services, Contact us via email: or : +1 (908) 954-4829. Guaranteed Passing!!  BIO201_MH_V3  Topic 16: Functional Organization of the Endocrine System Started on Saturday, June 10, 2023, 10:04 AM State Finished Completed on Saturday, June 10, 2023, 10:30 AM Time taken 25 mins 52 secs Grade 35.00 out of 35.00 (100%) Question 1 Correct 1.75 points out of 1.75 Flag question Question text Increased testosterone levels reduce the secretion of gonadotropin-releasing hormone from the anterior pituitary. This is an example of Select one: a. inhibition of hormone release by humoral stimuli b. inhibition of hormone release by neural stimulic. inhibition of hormone release by external stimuli d. inhibition of hormonal release by environmental stimuli e. inhibition of hormone release by hormonal stimuli Question 2 Correct 1.75 points out of 1.75 Flag question Question text Arrange the following events in proper sequence: (1) The activating hormone interacts with a membrane-bound receptor. (2) Cyclic AMP causes the cell to carry out a function characteristic for that specific hormone. (3) Adenylyl cyclase catalyzes the transformation of ATP to cyclic AMP. (4) Adenylyl cyclase is activated. Select one: a. 1, 2, 3, 4 b. 1, 4, 3, 2 c. 3, 4, 2, 1 d. 1, 3, 2, 4 e. 1, 3, 4, 2 Question 3 Correct 1.75 points out of 1.75 Flag question Question text Hormonal secretion can be regulated by Select one: a. the action of a substance other than a hormone. b. the nervous system. c. other hormones.d. All of these choices are correct. e. None of these choices is correct. Question 4 Correct 1.75 points out of 1.75 Flag question Question text What is it about a cell that identifies it as a target cell for a hormone? Select one: a. the presence of a receptor specific for that hormone b. its location near the gland that secretes that hormone c. the ability of the target cell to perform a specific function d. its ability to inactivate the hormone e. the size of the target cell Question 5 Correct 1.75 points out of 1.75 Flag question Question text What do all hormones have in common? Select one: a. They are made from amino acids. b. They are bound to transport molecules in the blood. c. They bind to and interact with a receptor on or in the target cell. d. They use the second messenger mechanism to control the target cell. e. They are all lipid-soluble. Question 6 Correct 1.75 points out of 1.75Flag question Question text Which of the following statements is NOT true? Select one: a. The hypothalamus is important to both the nervous and endocrine systems. b. Both the nervous and endocrine systems may utilize the same chemical molecule. c. Some neurons secrete hormones. d. Both the nervous and endocrine systems respond quickly and are active for a long time. Question 7 Correct 1.75 points out of 1.75 Flag question Question text Secretion of the hormones ___________ and ____________ exemplify the pattern of chronic hormone secretion. Select one: a. epinephrine and norepinephrine b. insulin and glucagon c. calcitonin and PTH d. estrogen and progesterone e. thyrotropin and thyroxine Question 8 Correct 1.75 points out of 1.75 Flag question Question text The role of cAMP when it acts as an intracellular mediator in cells is toSelect one: a. bind to and activate protein kinase. b. activate genes in the nucleus to produce mRNA. c. directly activate structural enzymes in the cytoplasm of the target cell. d. catalyze a cascade reaction that ultimately activates genes on the DNA. e. control levels of calcium in the cell. Question 9 Correct 1.75 points out of 1.75 Flag question Question text What type of hormone-receptor action allows insulin to move glucose into cells? Select one: a. activation of cGMP b. activation of adenylate cyclase c. direct alteration of intracellular enzymes d. phosphorylation of intracellular proteins Question 10 Correct 1.75 points out of 1.75 Flag question Question text David has been feeling tired lately, and after having blood work completed, it shows elevated TSH, low iodine, and low thyroid hormone levels. Predict the possible cause from the choices below. Select one: a. David could possibly have a thyroid tumor. b. David may have iodine deficiency that is causing his thyroid to produce too little thyroid hormone. c. David could have a pituitary gland tumor.d. Too little information is given to determine the cause. Question 11 Correct 1.75 points out of 1.75 Flag question Question text Which of the following is NOT a regulatory function of the endocrine system? Select one: a. Regulates water balance by controlling the solute concentration of the blood. b. Regulates skeletal muscle contraction strength. c. Regulates satiation and the breakdown of food into individual nutrients. d. Regulates the rate of metabolism. e. Regulates the levels of nutrients such as glucose in the blood. Question 12 Correct 1.75 points out of 1.75 Flag question Question text Compounds released from cells that influence the same cell are called _____________. Select one: a. paracrine chemical messengers b. steroidal hormones c. neuropeptides d. tropic hormones e. autocrine chemical messengers Question 13 Correct 1.75 points out of 1.75Flag question Question text All of the following are regulatory functions of the endocrine system except Select one: a. labor contractions. b. development of tissues. c. immune functions. d. metabolic rate. e. thermoregulation. Question 14 Correct 1.75 points out of 1.75 Flag question Question text Which of the following helps to keep blood nutrients at normal levels six to eight hours after a meal? Select one: a. parasympathetic stimulation of the pancreas b. breakdown of glycogen in the liver releasing glucose c. increased production of insulin by the pancreas d. increased glucose uptake by cells e. glycogen synthesis Question 15 Correct 1.75 points out of 1.75 Flag question Question text During exercise, the energy necessary to sustain skeletal muscle cell contraction comes fromSelect one: a. increased insulin production. b. increased epinephrine and glucagon release. c. decreased sympathetic nervous system activity. d. storing glucose as glycogen. e. conservation of glucose. Question 16 Correct 1.75 points out of 1.75 Flag question Question text What is the function of thymosin? Select one: a. regulates metabolism b. development and maturation of the immune system c. regulates sleep cycles d. development and maturation of the adrenal glands Question 17 Correct 1.75 points out of 1.75 Flag question Question text A person with insulin-dependent diabetes mellitus (IDDM) forgets to take their insulin. This causes Select one: a. alkalosis. b. hypoglycemia. c. decreased urine production. d. decreased appetite. e. hyperglycemia.Question 18 Correct 1.75 points out of 1.75 Flag question Question text A function of insulin is to Select one: a. increase the uptake of glucose by its target tissues. b. decrease the uptake of amino acids by its target tissues. c. increase glycogen breakdown in the liver and skeletal muscle. d. increase breakdown of fats. e. increase gluconeogenesis. Question 19 Correct 1.75 points out of 1.75 Flag question Question text Synthesis of progesterone in the ovary and testosterone in the testis is stimulated by Select one: a. LH (luteinizing hormone). b. MSH (melanocyte-stimulating hormone). c. TSH (thyroid-stimulating hormone). d. ACTH (adrenocorticotropic hormone). e. FSH (follicle-stimulating hormone). Question 20 Correct 1.75 points out of 1.75Flag question Question text All of the following are changes due to age-related decreases in endocrine secretions, except Select one: a. decrease in muscle mass. b. decrease in bone mass. c. change in sleeping patterns. d. increased susceptibility to infection. e. inability to regulate blood glucose levels.