NSCI 280 Week 5 Quiz

NSCI 280 Week 5 Quiz

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NSCI 280 Week 5 Quiz

 Chapter 11 Functional Organization of Nervous Tissue

1. The nervous system 

1. monitors internal and external stimuli.

1. transmits information in the form of action potentials.

1. interprets or assesses information.

1. maintains homeostasis.

1. All of these choices are correct.

1. Dendrites 

1. are the input part of the neuron.

1. conduct action potentials away from the cell body.

1. are generally long and unbranched.

1. form synapses with the microglia.

1. contain the trigger zone.

1. The blood-brain barrier 

1. permits passage of foreign substances from the blood to the neurons.

1. prohibits the transport of amino acids and glucose to the neurons.

1. prohibits the removal of waste materials from the neurons.

1. protects neurons from toxic substances in the blood.

1. does not prevent fluctuations in the composition of the blood from affecting the functions of the brain.