Postsynaptic Membrane Potential and Synaptic Transmission Quiz
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Questions and Answers

Which type of postsynaptic potential causes an upward deflection of potential towards the threshold?

  • IPSP
  • Graded potential
  • Synaptic transmission
  • EPSP (correct)

What ion moves from outside the cell to the inside during EPSP in the postsynaptic membrane?

  • K+
  • Cl-
  • Ca2+
  • Na+ (correct)

What ion moves from inside to the outside of the cell during IPSP in the postsynaptic membrane?

  • Ca2+
  • Na+
  • K+ (correct)
  • Cl-

Which of the following is true about the generation of postsynaptic membrane potential?

<p>It is graded (A)</p> Signup and view all the answers

What is the function of dendrites and the cell body in generating graded potential?

<p>Generate graded potential (B)</p> Signup and view all the answers

Which of the following is a characteristic of muscle tissue?

<p>It receives innervation from the brain (C)</p> Signup and view all the answers

Which of the following is a major function of skeletal muscle?

<p>Generation of movement (C)</p> Signup and view all the answers

What connects skeletal muscles to bones?

<p>Tendons (D)</p> Signup and view all the answers

What happens to the length of a muscle cell during most types of contraction?

<p>It decreases (D)</p> Signup and view all the answers

What is the function of shivering action in skeletal muscles?

<p>To produce heat (A)</p> Signup and view all the answers

Which of the following is NOT a characteristic of muscle tissue?

<p>It can change its resting membrane potential value (D)</p> Signup and view all the answers

What is the function of muscle fascicles in skeletal muscles?

<p>To contain muscle cells/fibers (C)</p> Signup and view all the answers

What is the major function of skeletal muscles?

<p>Heat production (A)</p> Signup and view all the answers

What happens to the length of a muscle cell during most types of contraction?

<p>It decreases (B)</p> Signup and view all the answers

What can happen if muscles connecting joints get teared?

<p>Dislocation of the joints (A)</p> Signup and view all the answers

Which of the following is NOT a characteristic of muscle tissue?

<p>It does not receive innervation (C)</p> Signup and view all the answers

What is the function of muscle fascicles in skeletal muscles?

<p>To stabilize joints (A)</p> Signup and view all the answers

What can happen if muscles connecting joints get teared?

<p>There will be dislocation of the joints (C)</p> Signup and view all the answers

What is the major function of skeletal muscles?

<p>Movements (C)</p> Signup and view all the answers

What happens to the length of a muscle cell during most types of contraction?

<p>It decreases (D)</p> Signup and view all the answers

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