Test Bank - Neuroscience 7th Edition (Augustine), Chapter 1 - 34 > Download as Pdf File <

, Chapter 1: Studying the Nervous System yi yi yi yi yi




Multiple Choice yi




1. Which part of DNA is transcribed into messenger RNA?
yi yi yi yi yi yi yi yi


a. Exon
b. Intron
c. Promoter
d. Non-coding DNA yi


e. Regulatory DNA yi


Answer: a
yi yi


Textbook Reference: Genetics and Genomics Bloom’
yi yi yi yi yi


s Level: 2. Understanding
yi yi yi




2. Genomics is the analysis of yi yi yi yi


a. coding DNA sequences for a species.
yi yi yi yi yi


b. regulatory DNA sequences for an individual organism and a species.
yi yi yi yi yi yi yi yi yi


c. coding and regulatory DNA sequences for a species.
yi yi yi yi yi yi yi


d. coding and regulatory DNA sequences for an individual organism.
yi yi yi yi yi yi yi yi


e. coding and regulatory DNA of an individual organism or a species.
yi yi yi yi yi yi yi yi yi yi yi


Answer: e yi


Textbook Reference: Genetics and Genomics Bloom’
yi yi yi yi yi


s Level: 1. Remembering
yi yi yi




3. Which of Camillo Golgi’s contributions enabled Santiago Ramón y Cajal to make
yi yi yi yi yi yi yi yi yi yi yi y


observations that suggested that nerve cells are discrete entities?
i yi yi yi yi yi yi yi yi


a. Articulation of the neuron doctrine yi yi yi yi


b. Identifying the organelle later called the Golgi apparatus
yi yi yi yi yi yi yi


c. Development of a staining method based on impregnation with silver salts
yi yi yi yi yi yi yi yi yi yi


d. Improving the understanding of the pathophysiology of malaria
yi yi yi yi yi yi yi


e. Articulation of the reticular theory of nerve cell communication
yi yi yi yi yi yi yi yi yi


Answer: c yi


Textbook Reference: Cellular Components of the Nervous System B
yi yi yi yi yi yi yi yi


loom’s Level: 2. Understanding
yi yi yi




4. The major proponent(s) of the neuron doctrine was(were)
yi yi yi yi yi yi yi


a. Camillo Golgi. yi


b. Santiago Ramón y Cajal. yi yi yi


c. Charles Sherrington. yi


d. Santiago Ramón y Cajal and Charles Sherrington.
yi yi yi yi yi yi

,e. Camillo Golgi and Santiago Ramón y Cajal.
yi yi yi yi yi yi yi


Answer: d yi


Textbook Reference: Cellular Components of the Nervous System B
yi yi yi yi yi yi yi yi


loom’s Level: 1. Remembering
yi yi yi




5. Which function is a characteristic primarily of neurons only, and not glia?
yi yi yi yi yi yi yi yi yi yi yi


a. Transmits action potentials yi yi


b. Supports electrical signals yi yi


c. Repairs the nervous system yi yi yi


d. Prevents regeneration of the nervous systemyi yi yi yi yi


e. Produces myelin yi


Answer: a
yi yi


Textbook Reference: Cellular Components of the Nervous System B
yi yi yi yi yi yi yi yi


loom’s Level: 1. Remembering
yi yi yi




6. In which part of a neuron would most of the endoplasmic reticulum be concentrated?
yi yi yi yi yi yi yi yi yi yi yi yi yi


a. Postsynaptic terminal yi


b. Presynaptic terminal yi


c. Axon
d. Cell body yi


e. Dendrite
Answer: d
yi yi


Textbook Reference: Cellular Components of the Nervous System B
yi yi yi yi yi yi yi yi


loom’s Level: 1. Remembering
yi yi yi




7. Which intracellular component facilitates the processes of endocytosis and exocytosis
yi yi yi yi yi yi yi yi yi yi


underlying synaptic communication? yi yi


a. Mitochondria
b. Endoplasmic reticulum yi


c. Cytoskeleton
d. Golgi apparatus yi


e. Nucleus
Answer:
yi yi


c
Textbook Reference: Cellular Components of the Nervous System B
yi yi yi yi yi yi yi yi


loom’s Level: 2. Understanding
yi yi yi




8. Most neurons have yi yi


a. one axon hillock (initial segment).
yi yi yi yi


b. multiple axon hillocks (initial segments).yi yi yi yi


c. one dendrite.
yi


d. one axon hillock (initial segment) and one dendrite.
yi yi yi yi yi yi yi


e. multiple axon hillocks (initial segments) and one dendrite.
yi yi yi yi yi yi yi yi


Answer: a yi


Textbook Reference: Neurons Bloom yi yi yi


’s Level: 1. Remembering
yi yi yi

, 9. Which statement best describes the function of a neuron with multiple, highly
yi yi yi yi yi yi yi yi yi yi yi yi


branched dendrites and one axon? yi yi yi yi


a. It passes information directly to multiple neurons.
yi yi yi yi yi yi


b. It cannot integrate information from multiple neurons.
yi yi yi yi yi yi


c. It receives information from only one other neuron.
yi yi yi yi yi yi yi


d. It integrates information from many neurons.
yi yi yi yi yi


e. The information it receives will not be relayed.
yi yi yi yi yi yi yi yi


Answer: d yi


Textbook Reference: Neurons Bloom yi yi yi


’s Level: 3. Applying
yi yi yi




10. Which statement best describes most neurons?
yi yi yi yi yi


a. They receive information via axons.
yi yi yi yi


b. They transmit information to other cells via dendrites.
yi yi yi yi yi yi yi


c. They are polarized. yi yi


d. They conduct signals bidirectionally.
yi yi yi


e. They transmit electrical signals via cytoplasmic continuity.
yi yi yi yi yi yi yi


Answer: c yi


Textbook Reference: Neurons Bloom yi yi yi


’s Level: 3. Applying
yi yi yi




11. Compared with projection neurons, axons of local circuit neurons (interneurons)
yi yi yi yi yi yi yi yi yi


a. are longer. yi


b. are shorter.yi


c. have more synapses. yi yi


d. have more branches. yi yi


e. reach more postsynaptic neurons.
yi yi yi yi


Answer: b yi


Textbook Reference: Neurons yi yi


Bloom’s Level: 2. Understanding yi yi yi




12. An action potential is a(n)
yi yi yi yi yi


change in the electrical potential across the nerve cell membrane.
yi yi yi yi yi yi yi yi yi


a. single
b. all-or-nothing
c. permanent
d. random
e. unidirectional
Answer: b
yi yi


Textbook Reference: Neurons Bloom yi yi yi


’s Level: 1. Remembering
yi yi yi




13. The part of a synapse to which the contents of synaptic vesicles bind is called the
yi yi yi yi yi yi yi yi yi yi yi yi yi yi yi


a. presynaptic terminal. yi


b. synaptic ending. yi


c. axon terminal. yi