4. Synthesis of basic corticosteroids. Steroid: A. Testosterone. B. Aldosterone. C. Pregnenolone. D. Progesterone. E. Cortisol. HO CH3 1 HO OH Мервы HO 2 buenoca CHOH HO OH 3 epebi Крственный Киверситет
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- 1. Cortisol: a. is made in the middle zone of the adrenal cortex b. is a glucocorticoid c. has an antiimmunity effect d. all of the above 2. Protein hormones have hormone receptors in the cell: a. both a and c above b. membrane c. nucleus 3. D. cytoplasm The difference between a three- and a two-neuron reflex is that a three-neuron reflex: a. includes an efferent neuron b. includes an afferent neuron c. passes through the dorsal root ganglion d. includes an interneuron1.Hormone secretion is... (Choose more than 1 answer) A. As fast a neural electrical signals B. Last longer than neural electrical signals C. Are slower than neural electrical signals D. Don't last as long as electrical signals. 2.Which struture functions only for the endocrine system? A. pituitary B. thymus C. hypothalamus D. pancreas 3.Which of the following symptons do not describe hyperthyroidism? A. anxiety B. insomnia C. weight gain D. heat intoleranceWhich of the following class of chemicals exerts its effects by entering cells, binding intracellular receptors, and affecting gene expression? a. Peptides b. Steroids c. Bioactive amines d. Amino acids Studies have demonstrated biological differences between adult heterosexual and adult homosexual men. Which of the following has been shown to be different between these groups? a. different pattern of cortical neuron branching b. different testosterone levels c. different size of a hypothalamic nucleus d. different estrogen levels
- 1. Some Hormones are derived from tyrosine, example --------------------. A. ADH B. steroids C. Insulin D. Melatonin E. All of the above 2. The hypothalamus controls the secretion of the adenohypophysis by ----------- A. Secretion of releasing and inhibiting factors into a tiny portal system. B. Indirect osmotic control. C. Direct neural stimulation. D. Gap synaptic junctions. E. Altering ion concentrations and pH in the anterior pituitary. 3. All of the followings are correct about Atrial natriuretic factor, except ------------------. A. It is secreted by stretch receptors in the atria B. It inhibits ADH secretion C. It increases urine volume D. It reduces blood pressure E. It decreases GFR 4. Hypothalamus releases ________________ hormone, which stimulate the Pituitary gland to release ____________ hormone. This will stimulate thyroid gland to release its__________. A. Thyrotrophic releasing hormone, Thyroid-stimulating hormone, Thyroid hormones B. Adrenocorticotropic, Corticotropin…Which of these is not a means by which hormones are eliminatedfrom the circulatory system?a. excreted into urine or bileb. bound to binding proteinsc. enzymatically degraded in the blood (metabolism)d. actively transported into cellse. conjugated with sulfate or glucuronic acid17. Steroid hormones are... a. polar hormones exert their effects via a second messenger system b. polar hormones exert their effects via an intracellular receptor C. nonpolar hormones exert their effects via an extracellular membrane receptor dnonpolar hormones exert their effects via a cytoplasmic or nuclear receptor e. nonexistent in the body
- 10. Previous pituitary hormones travel to which structure(s)? to. Thyroid b. Adrenal medulla C. Testes d. A and C only e. All of the above 11. Which hormone is released from the hypothalamus when body temperature is too low? Corticotropic Releasing Hormone (CRH) b. Gonadotropic Releasing Hormone (GNRH) c. Thyrotropic Releasing Hormone (TRH) d. Growth Hormone Releasing Hormone (GHRH) e. Follicle stimulating hormone (FSH)||Not a side effect of Ephidrine a. Seizures. b. Stroke. c. Increase in psychiactric symptoms. d. Hypogonadism.33. Choose the hormone that is NOT correctly matched with the endocrine gland that secretes it. A. adrenal cortex-aldosterone B. thyroid gland-oxytocin C. pancreas-insulin D. pineal gland-melatonin 34.If blood transports hormones throughout the body, how do they communicate with specific targets? A. Special gateway valves in the blood vessels direct hormones to their target tissues. B. Special carrier proteins "walk" along microtubule tracts to deliver the hormones to their targets. C. Axonal pathfinding mediates the delivery of hormones to their specific targets. D. Only target tissues have receptors that allow them to receive the signal. 35. The cell-mediated immune response is brought about by which cells? A. B cells B. T cells C. erythrocytes D. fibroblasts 36. What is the source of antibody-producing cells? A. B cells B. macrophages C. T cells D. monocytes 37.Before cell division of somatic cells, each chromosome must be replicated. After replication, the resulting two parts of…
- Activity of alpha-glucosidase inhibitors is decreased by all of the following medications, except:A. Enzymes B. Adrenergic blockersC. Oral contraceptive agentsD. Thiazide diureticsE. Isoniazidwhich of the following happens when a therapeutic synthetic homone is introduced intno the body to treat patients natural hormone insufficiency?(select all that apply) A. The target cell responds the same way as when the hormone is natural B. the synthetic hormone has no effect on the target tissues C. the amount of natural hormone produced by the patients body declines D. the synthetic hormone is destroyed before it can have an effect on the target tissue.Which of the following hormones does the skin produce? a.renin b.melatonin c.cholecalciferol dervthopein granulocytes do not include a.pmns brmonocytes G.basophils mature red blood cells in the circulating blood are filled with a.lysosomes b.smoooth endoplasmic reticulum c.nuclei a healthy adult male has approximately liters of blood а, 1-2 b.2-3 c.3-4 most numerous leukocyte a.neutrophil b.monocytes which leukocyte contains histamine in its granules a.basophil b.neutrophil chief end product of urine metabolism a.urea b.uric acid
