CBNS 120 EXAMS BUNDLE, GRADED A+

CBNS 120 STUDY GUIDE QUESTIONS & ANSWERS, GRADED A+/ VERIFIED. Cajal used the _____ stain to prove the _____ Doctrine. - -Golgi; Neuron Conductance is the reciprocal of: - -resistance Hyperpolarization occurs when the membrane potential becomes more _____ , while depolarization causes the memb...

CBNS 120 SAMPLE MIDTERM EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+/ A defining feature of an excitable cell is - -The presence of voltage gated channels At the equilibrium potential for given ion - -The diffusional force equals the electric force No net flow of ions occurs across the membrane...

CBNS 120 QUIZ 2 MATERIAL EXAM REVIEW QUESTIONS AND ANSWERS, RATED A+ All cells have a ________ across their membranes consisting of a thin cloud of _______ separation of charge ; + and - ions across the inner and outer surfaces of the membrane Charge separation gives rise to an ______ across th...

CBNS 120 MT1 EXAM REVIEW QUESTIONS AND ANSWERS, RATED A+/ Anatomy of Neuron INPUT zone - -Cell Body aka Soma, which contains the perikaryou and the nucleus, -Apical and Basal Dendrites, -Axon Hillock Function of INPUT zone - -Integrate inputs -Chemical and Electrical Synaptic potentials -E...

CBNS 120 MT 2 EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+/ VERIFIED. [Ca 2+ ]o levels affect the excitability of nerve and muscle. - --Raising the [Ca 2+ ]o has a "stabilizing" effect on nerve and muscle excitability -Lowering the [Ca 2+ ]o has the opposite effect, making the nerve and musc...

CBNS 120 MIDTERM PART 3 EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+/ Indirect transmission occurs through _____________ receptors - -Metabotropic Metabotropic receptors are not ______ __________ and do not excite or inhibit a __________ - -Ion channel Neuron Metabotropic receptors interact w...

CBNS 120 MIDTERM 2 REVIEW QUESTIONS AND ANSWERS, GRADED A+/ VERIFIED. Activation of the GIRK channel makes the Vm - -Negative Astrocytes contribute to synapse formation via: - -- secretion of Hevin - secretion of thrombospondins (TSPs) Astrocytes: - --Respond to neurotransmitters -Release neur...

CBNS 120 MIDTERM 2 REVIEW QUESTIONS AND ANSWERS, GRADED A+/ VERIFIED. "M" potassium channels (check all that apply): - have a relatively high open probability at Em - are inhibited by PIP2 - mediate the late slow IPSP - mediate the late slow EPSP - cause an excitatory response through decr...

CBNS 120 MIDTERM 2 EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+/ VERIFIED. equation relating voltage, current and rin. - -Rin = V/I define the membrane time constant (τ). - -τ is the time required for a first order exponential process to decay to 1/e of its original value, or to increase to ...

CBNS 120 MIDTERM 1 EXAM REVIEW. GRADED A+/ VERIFIED. conductance is inversely proportional to resistance hyperpolarization occurs when membrane potential becomes more negative depolarization occurs when the membrane potential becomes less negative what does permeability indicate? presence o...

CBNS 120 MIDTERM 1 EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+/ Cajal used the [_________] stain to prove the [___________] Doctrine. - -golgi; neuron Conductance is the reciprocal of: - -resistance Hyperpolarization occurs when the membrane potential becomes more [_____________], while depo...

CBNS 120 LECTURES 14 AND 15, REVIEW QUESTIONS AND ANSWERS, GRADED A+/ VERIFIED. ______ is a smaller ________ in postsynaptic calcium concentration, accompanied by a ____________ in the number and sensitivity of post synaptic ____________ - -LTD Increase Reduction Receptors ______ is media...

CBNS 120 LECTURES 12-13 NOTES/ QUESTIONS AND ANSWERS. Acetylcholine action on endothelial cells activates the - -mnogr Activation of Gs leads to elevated levels of - - Cardioacceleration by norepinephrine involves synthesis of - -(order given) G protein inhibition of N-type Ca channels i...

CBNS 120 FULL PROBLEM SET QUESTIONS AND ANSWERS, GRADED A+/ VERIFIED. The slow AHP (after-hyperpolarization lasting for tens of milleseconds to seconds) results from: - -Calcium Activated gK In the Hodgkin-Huxley squid axon experiments, the late outward current could be isolated by: - -B & C...