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Biology-Related Homework Help Anatomy and Physiology Topic started by: Dime on Feb 22, 2018



Title: ____________________ amnesia is the inability to consolidate memory in long-term storage for later ...
Post by: Dime on Feb 22, 2018
____________________ amnesia is the inability to consolidate memory in long-term storage for later retrieval.
 
  Fill in the blank(s) with correct word



(Question 2) An action potential on a neuron develops when
 
  a. threshold voltage is reached on an axon
  b. voltage-gated Na+ channels open
  c. spatial or temporal summation of graded potentials occurs to a great enough degree
  d. the axon hillock reaches threshold voltage
  e. any of the above events occur



(Question 3) The storage capacity of the long-term memory bank is ____________________ (larger/smaller) than the capacity of short-term memory.
 
  Fill in the blank(s) with correct word



(Question 4) Opening either a chemically-gated Na+ channel or a chemically-gated K+ channel during the resting potential would cause
 
  a. an impulse to be propagated
  b. a graded potential
  c. an action potential
  d. the membrane's potential to becomes more negative
  e. threshold voltage will be reached



(Question 5) Storage of acquired information is accomplished in at least two stages: ____________________ memory and ____________________ memory.
 
  Fill in the blank(s) with correct word



(Question 6) When chemically-gated Na+ channels open, the membrane
 
  a. hyperpolarizes
  b. repolarizes
  c. depolarizes
  d. becomes more negative
  e. is inhibited



(Question 7) ____________________ is the ability to direct behavior toward specific goals.
 
  Fill in the blank(s) with correct word



(Question 8) Binding of an excitatory neurotransmitter to a postsynaptic neuron causes
 
  a. voltage-gated Na+ channels open
  b. voltage-gated K+ channels open
  c. chemically-gated Na+ channels open
  d. voltage-gated Cl- channels open
  e. chemically-gated Cl- channels open



(Question 9) The limbic system is not a separate structure, but a(n) ____________________ system consisting of a ring of forebrain structures that surround the brain stem.
 
  Fill in the blank(s) with correct word



(Question 10) The falling phase of the action potential is due to
 
  a. calcium influx
  b. potassium efflux
  c. chloride influx
  d. sodium efflux
  e. the action of Na+-K+ pumps


Title: ____________________ amnesia is the inability to consolidate memory in long-term storage for later ...
Post by: cats123 on Feb 22, 2018
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