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- If a skeletal muscle has depleted its stores of ATP how will the altered transport properties of the following transporters affect cytosolic ion concentrations (increase, decrease, no change) relative to normal? Skeletal Muscle Cell With Depleted ATP Stores Ion transporter Cytosolic K+ Cytosolic Na+ Cytosolic Ca2+ NKA NCX SERCAa skeletal muscle cell has depleted its stores of ATP how will the altered transport properties of the NKA transporter affect cytosolic calcium concentrations (increase, decrease, no change) relative to normal? Why?In skeletal muscle glucose uptake is by the facilitated diffusion A transporter with is found intracellularly, but localizes to the cell surface upon stimulation by GLUT4 In the liver glucose uptake is by the transporter which move glucose by insulin insulin. A A/ Use the word bank below to fill in the blanks. Selected the best answer and copy exactly to facilitate electronic grading. Word Bank: calcium, epinephrine, facilitated diffusion, glucagon, GLUT1, GLUT2, GLUT4, GLUT5, insulin, primary active transport, secondary active transport, SGLT, simple diffusion
- Match the transport process to the correct description or example. Facilitated diffusion is: Group of answer choices transport of a steroid hormone into a cell transport of signal molecules out of an endocrine cell breaking of a covalent bond to create new molecules transport of glucose into a cell, against its concentration gradient making a new covalent bond transport of sodium out of a neuron import of an entire bacterium into a white blood cell transport of glucose out of cell, with its concentration gradient transport of large macromolecules into a celldEfine the term Axonal transport?Match the transport process to the correct description or example. Primary Active Transport is: Group of answer choices transport of glucose out of cell, with its concentration gradient transport of sodium out of a neuron using the sodium potassium pump breaking of a covalent bond to create new molecules transport of large macromolecules into a cell transport of signal molecules out of an endocrine cell transport of a steroid hormone into a cell transport of glucose into a cell, against its concentration gradient import of an entire bacterium into a white blood cell
- Explain the cell response to FED, and then FASTED states, by glucose transporter (GLUT)-4. (answer in point form preferred)A 45-year-old man without a history of bleeding or excessive bruising dies suddenly due to rupture of an aortic dissection. Genetic analysis at autopsy shows a defect in the gene for fibrillin. Which of the following events most likely occurs with defective fibrillin? (A) Elastic fibers in the extracellular matrix are not correctly formed (B) Hyaluronic acid in proteoglycans is not sulfated on the proper hydroxyl residues (C) Intermediate filaments are not assembled in endothelial cells (D) Shorter side chains of chondroitin sulfate are present on the proteoglycans (E) Tubulin is not polymerized correctly due to the lack of GTP in endothelial cellsMatch the transport process to the correct description or example. Facilitated diffusion is: breaking of a covalent bond to create new molecules transport of signal molecules out of an endocrine cell transport of glucose out of cell, with its concentration gradient transport of glucose into a cell, against its concentration gradient import of an entire bacterium into a white blood cell making a new covalent bond transport of large macromolecules into a cell transport of sodium out of a neuron transport of a steroid hormone into a cell
- Glucose cannot enter easily inside the cell and require insulin to do so.What type of transport/movement does glucose exhibit?Which of the following adapter proteins or protein pairs connects the actin filaments with the extracellular matrix? Ezrin Dystrophin/Dystroglycan complex Band 4.1/Glycophorin C O Band 3/Ankyrin < PreviousCompare and contrast simple transporters, thephosphotransferase system, and ABC transporters in terms of(1) energy source, (2) chemical alterations of the solute duringtransport, and (3) number of proteins required