Cell Signalling and Transduction In vasodilation, proper nerve signals sent to blood vessels cause relaxation of smooth muscle cells All of these the release of nitric oxide from endothelial cells reduced blood pressure relaxation of smooth muscle cells All of these the release of nitric oxide from endothelial cells reduced blood pressure ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following is true about a hydrophilic signaling molecule? It might trigger a signal cascade that causes some effect in a cell Its receptor is located in the cytosol of the target cell Since it can enter the cell, it directly affects some specific cell process It is a steroid It might trigger a signal cascade that causes some effect in a cell Its receptor is located in the cytosol of the target cell Since it can enter the cell, it directly affects some specific cell process It is a steroid ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction A signal cascade induced by adrenaline or thyroxine must begin with receipt of the signal molecule by a surface receptor All of these involves the activation of a G protein results in the activation of a sequence of enzymes needed for the cell effect must begin with receipt of the signal molecule by a surface receptor All of these involves the activation of a G protein results in the activation of a sequence of enzymes needed for the cell effect ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction When a __________ reaches its __________ , there is a specific means of receiving it and acting on the message. This task is the responsibility of specialized proteins called __________ . signaling molecule; receptor; G proteins kinase; receptor; proteases signaling molecule; target cell; G proteins signaling molecule; target cell; receptors signaling molecule; receptor; G proteins kinase; receptor; proteases signaling molecule; target cell; G proteins signaling molecule; target cell; receptors ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction What is the name of the protein signaling molecule that alters glucose uptake, and where would its receptors be located? Insulin; many different cell types that use glucose for fuel PDGF; the blood Insulin; beta cells of the pancreas NGF; the nerves involved in simple reflexes Insulin; many different cell types that use glucose for fuel PDGF; the blood Insulin; beta cells of the pancreas NGF; the nerves involved in simple reflexes ANSWER DOWNLOAD EXAMIANS APP
Cell Signalling and Transduction Which of the following processes involve the combining of a message from one signaling molecule with that of another to either enhance or inhibit a cellular effect? Signal integration Signal amplification Signal reception Signal transduction Signal integration Signal amplification Signal reception Signal transduction ANSWER DOWNLOAD EXAMIANS APP