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Unformatted text preview: Bio Exam Midterm 1-insulin release in the well-fed state inhibit one of the folloeing enzymes a-glucokinase b-glycogen phosphorylase c-acetyl coA carboxylase d-phosphofructokinase-1 2-all the following cell events are stimulated by glucagon except a-glycogenolysis in liver b-gluconeogenesis in liver c-ketogenesis in liver d-glycolysis in muscles 3-epinephrine release in stressful condition may cause one of the following a-activation of glycogen phosphorylase b-inactivation of HSL c-inhibtion of gluconeogenesis in liver d-stimulation of glycogen synthesis 4-autocrine are a-produced by glands b-produced by the same cell as target cell c-produced by on cell and the target cell is far (blood) d- produced by on cell and the target cell is far (canal) 5-which of the following is not a steroid hormone a-cortisol b-progesterone c-testesterone d-glucagon 6-steroid hormone is derived from a-protien b-cholesterol c-lipid d-phosphplipid 7-apoptosis is : a-a programmed cell death mechanism b-a toxic process c-an oncogenic process d-a signal transduction 8-one of the following stimulate guanylate cyclase intercellular a-glucagon b-ACTH c-catechoamine acting on B-receptors d-nitric oxide 9-one of the following statements is true a-gluconeogenesis is a disease process due to decrease in energy in white muscle b-TCA is the only process for energy production in anaerobic cell c-membrane antiport moves 1 molecule to one side and the other to the opposite side d-caffeine stimulate fatty acid release by inhibiting cAMP production 10-the second messenger for epinephrine hormon via B-receptor a-cAMP b-cGMP c-Ca d-DAG 11-ONE of the following hormones inhibit adenylate cyclase a- glucagon b-ACTH c-catechoamine acting on B-receptors d-vasopressin 12-a cup of black coffe increase the concentration of cAMP by a-block inhibtion of adenylate cyclase via Gi b-inhibtion of phosphodiestrase c-prevent opening of Na channel d-block GtPase activity on Gs 13-which chemical signal act via ion channel system a-histamine b-cortisol c-adrenaline d-acetylcholine 14-which one of the following act through...
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This note was uploaded on 10/25/2011 for the course ALL 101 taught by Professor All during the Spring '11 term at Cameron University.
- Spring '11