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infused with a low-potassium intravenous are normal before the I.V. is administe

ID: 151120 • Letter: I

Question

infused with a low-potassium intravenous are normal before the I.V. is administered, Dul,esin 1. Mrs, Robinson is hospitalized for dehydratiotion meant undiagnonitic extremitiedney problem, she is not able to retain neyrons, which are responsible es (m GROUP PROBLEMS ed pa potassium. She soon begins to complain of n Somehow, medical orders an sed kidney A. What will happen to the resting potential of de Mrs. Robinson's potassium levels fo medical orders are mixed up, and MIES nu ak4, tplainestimeant numbness in her extremities. numbness? Please esplain your reasoningh ability to pt solution meant for but, due to an undi able s (f ch numbness in her extren B. Based on A, what will happen to her sensory ial of Mrs. Robinson's sensory neuur coneh Rolce act has lowntre C. Taken together, propose a m uron's ability to produce action why Mrs. Robinson's kidney ey issue produces her chief complaint of

Explanation / Answer

Answer- Due to level of potassium ion , resting membrane potential become more negative ie membrane become hyperpoarised . More negative value arise because of less cation inside means less potassium ion inside of cell . So less firing of neuron occur and Mrs Robinson feel numbness in periphery mainly in extrimities.

Answer (b) Action potential producing ability of neuron decreases because it will be difficult for neurons to reach at threshold potential as a result of this voltage gated sodium channel will not open and depolarization will not occur.

Answer(C) Kidneys are filtering organ in our body it it conserve ions and let extra to excrete out, these all complocations i.e numbness arises because kidney unable to conserve potassium ion which leads to hypokalemic state as a result neurons become hyperpolarised and und unable to produce action potential as required .