Gated transport Samenvattingen, Aantekeningen en Examens

What structure runs from Z line to Z line? - Answer-Sarcomere The movement of the troponin-tropomyosin complex requires _______ - Answer-Ca2+. The actin filament is a polymer formed from 300 to 400 globular subunits called ______ - Answer-Gactin. A myofilament is the _________. - Answer-Protein strand composed of actin or myosin T tubules ________. - Answer-Conduct action potentials deep into the muscle cell A drug that interferes with the active transport of calcium ions from the sarcoplas...

TEST BANK NEUROSCIENCE Exploring the Brain (2015, WOLTERS KLUWER) MARK F. BEAR, BARRY W. CONNORS, MICHAEL A. PARADISOWhy are a broad perspective and an interdisciplinary approach required for understanding the brain? Choose the correct option. A) Understanding the brain is a focused area in natural science with the brain serving as the common point of focus. B) Understanding the brain requires knowledge about many things, from the structure of the water molecule to the electrical and chemical p...

Cell and molecular biology (alberts) EXAM QUESTIONS AND CORRECT ANSWERS(VERIFIED ANSWERS)|AGRADE Cytoplasm - ANSWER-Contents of a cell that are contained within its plasma membrane but, in the case of eukaryotic cells, outside the nucleus Cytosol - ANSWER-Contents of the main compartment of the cell, excluding the nucleus and membrane bounded compartments such as ER and mitochondria. the main site of protein degradation Gated transport - ANSWER-Movement of proteins through nuclear pore ...

The neuron: a) Has high internal concentrations of Na+ b) Generally has a simple shape with low surface area c) has dendrites that send signals to other neurons d) Has vesicles filled with neurotransmitter e) Has a membrane potential that is +50 mV at rest - d Which of the following is true about neurons: a) Intracellular fluid (inside the cell) - primary cation is Ca+, Na+ is low b) Extracellular fluid (outside the cell) - primary cation is K+, Na+ is low c) Intracellular fluid has hig...

WSU BIO 106 PRACTICE EXAM 4 The neuron: a) Has high internal concentrations of Na+ b) Generally has a simple shape with low surface area c) has dendrites that send signals to other neurons d) Has vesicles filled with neurotransmitter e) Has a membrane potential that is +50 mV at rest - d Which of the following is true about neurons: a) Intracellular fluid (inside the cell) - primary cation is Ca+, Na+ is low b) Extracellular fluid (outside the cell) - primary cation is K+, Na+ is lo...

Which of the following is not involved in the specificity of signal transduction? A) Interactions between receptor and signal molecules B) Location of receptor molecules C) Structure of receptor molecules D) Structure of signal molecules E) Transmembrane transport of signal molecules by receptor molecules - Transmembrane transport of signal molecules by receptor molecules Which of the following is not a feature of signal transduction? A) Integration of multiple pathways toward the same d...

Cell and molecular biology (alberts) EXAM QUESTIONS AND CORRECT ANSWERS(VERIFIED ANSWERS)|AGRADE Cytoplasm - ANSWER-Contents of a cell that are contained within its plasma membrane but, in the case of eukaryotic cells, outside the nucleus Cytosol - ANSWER-Contents of the main compartment of the cell, excluding the nucleus and membrane bounded compartments such as ER and mitochondria. the main site of protein degradation Gated transport - ANSWER-Movement of proteins through nuclear p...

The neuron: a) Has high internal concentrations of Na+ b) Generally has a simple shape with low surface area c) has dendrites that send signals to other neurons d) Has vesicles filled with neurotransmitter e) Has a membrane potential that is +50 mV at rest - d Which of the following is true about neurons: a) Intracellular fluid (inside the cell) - primary cation is Ca+, Na+ is low b) Extracellular fluid (outside the cell) - primary cation is K+, Na+ is low c) Intracellular fluid has hig...

SJ Singer and G Nicolson - 1972- proposed that membrane proteins are dispersed, individually inserted into phospholipid bilayer with their hydrophilic regions protruding Fluid Mosaic Model - -behaves like liquid -contains numerous diff. types of proteins -not held in one place, constantly moving Proteins - embedded in the membrane need to have amino acids that interact with water/ repel water to be inside the membrane Membrane Fluidity - -membranes are locked in place -held together by h...

Lithium - Answer Action: alters cation transport in the nerve and muscle indication: euphoric mania, rapid cycling, maintenance therapy CKD, AE: GI effects, tremor, polyuria Pearls: monitor plasma levels, reduce dose w/renal failure, use caution w/ concurrent diuretics, use to protect against suicide Lamotrigine (Lamictal) - Answer Action: affects sodium channel ion transport and enhances the effect of GABA indications: maintenance, monotherapy for bipolar disorder AE: benign rash, G...