A. the interior of the nerve cell becomes positive
B. the interior of the nerve cell becomes negative
C. potassium ions enter the nerve cell
D. sodium ions level the nerve cell
Related Mcqs:
- The action potential ‘jumps’ along an axon. The gaps in a myelinated axon that the action potential ‘jumps’ to are called the ____________?
A. Broca’s area
B. Nodes of Ranvier
C. terminal buttons
D. Wernicke’s area - The gate-control theory of pain proposes that pain actually occurs _________________?
A. at the receptor cite
B. only in the external receptors
C. in the brain
D. only under intense stimulus levels - The major factors involved in changing resting membrane potential to active membrane potential include:
A. Na+ and K+ ion movement
B. Membrane potential
C. Reversal of charges
D. All of the above - One would expect an action potential to travel most quickly in _____________?
A. a long, thick myelinated fiber
B. a long, thin myelinated fiber
C. a short, thick myelinated fiber
D. a short, thin myelinated fiber - Two kinds of change that occur to the cell body of a neuron during an action potential are ___________?
A. electrical and chemical
B. spontaneous and stimulated
C. hormonal and mechanical
D. chemical and hormonal - The action potential cannot jump from one neuron to the next in line, rather the message is transmitted across snaps in the form of chemical messenger called:
A. Neurotransmitters
B. Neuro relaxers
C. Neuro messengers
D. Synaptic transmitters - The ‘white matter’ of the central nervous system is actually ____________?
A. nerve fiber pathways
B. cell bodies
C. cell centers
D. cortical issue - Although many people tend to associate PTSD with war – related violence, it is actually the event which most often leads to a PTSD diagnosis
A. Domestic violence
B. Victims of robbery
C. Car accident
D. Rape - A single, memorable case of welfare fraud has a greater impact on estimates of the frequency of welfare abuse than do statistics showing that this case is actually the exception to the rule. This illustrates that judgments are influenced by the:
A. availability heuristic
B. belief perseverance phenomenon
C. framing effect
D. confirmation bias - Carlos is so friendly and likable that is job supervisors and co-workers often appraise his work skills and performance more positively than is actually warranted. This best illustrates evaluators’ vulnerability to:
A. halo errors
B. the experience of flow
C. homeostasis
D. homeostasis
