Type Of Muscle Fibers Quiz Questions
- 1.A scientific explanation of a complex phenomenon that is cast in terms of a simpler one?
- A.
Rationalization
- B.
Falsification
- C.
Generalization
- D.
Deduction
- E.
Reduction
- 2.Which of the following statements is NOT true?
- A.
Reduction uses simple processes to explain complicated ones
- B.
The goal of science is to understan a phenomenon under study
- C.
Gerenalization and reduction are important tools in science
- D.
Scientists only use reductionistic explanations
- E.
All of the above statements are true
- 3.Rene Descartes would be considered to hold a _____ view of the mind-body problem.
- A.
Monist
- B.
Reductionist
- C.
Pluralist
- D.
Dualist
- E.
Animist
- 4.A reflex is considered to be an_____ movement elicited by a____.
- A.
Involuntary; external stimulus
- B.
Volunatry; internal stimulus
- C.
Conscious; external stimulus
- D.
Unconscious; internal stimulus
- E.
None of the aboe
- 5.A________is a simple system that works on known principles that can be used to explain a complex system.
- A.
Model
- B.
Assumption
- C.
Hypothesis
- D.
Prototype
- E.
Syllogism
- 6.The belief that the natural characteristics of an organism exert useful effects is termed
- A.
Reductionsim
- B.
Positivism
- C.
Functionalism
- D.
Consolidation
- E.
None of the above
- 7.Charles Darwin proposed the principles of___.
- A.
Speciif nerve energy
- B.
Natural selection
- C.
Experimental ablation
- D.
Communism
- E.
None of the above
- 8.Mutations involve
- A.
Adverse neural development caused by drug ingestion in adulthood
- B.
Accidental changes in the genetic information of the chromosomes
- C.
Poor adaptation to the environment
- D.
Improved reporductive success
- E.
Only beneficial changes in the characteristics of an organism
- 9.The principle of natural selection proposes that certain characteristics that_____ will become more prevalent in a species
- A.
Are associated with multiple genetic mutations
- B.
Inhibit reproductive behaviors
- C.
Increase reproductive success
- D.
Impair adaption to the local environment
- E.
A and B are correct
- 10.The procee of evolution
- A.
Does not invovle gentic mutations
- B.
Does not include natural selection
- C.
Restes on the doctrine of specific nerve energies
- D.
Refers to a gradual change in the structure and function of a species
- E.
Was proven by experimental ablation experiments
- 11.Which of the following is correct with regard to the relation between brain size and body size?
- A.
Humans brains are larger than other species when expressed relative to total body weight
- B.
Human brains are larger that elephant brains in terms of absolute size
- C.
The human brain is more than 5% of total body weight
- D.
The elephant braind is larger than the human brain in terms of percent of body weight
- E.
Larger brains require smaller bodies
- 12.Which of the following was a characteristic of humans that allowed them to effectively compete with other species?
- A.
Color vision allows for the detection of ripe fruit and game
- B.
Mastery of fire allowed for provision of warmth in shelters
- C.
Agile hands allow for the creation and use of tools
- D.
Mastery of fire allowed food to be cooked
- E.
All of the above are correct
- 13.The common structures or regions that form a motor neuron include the
- A.
Soma
- B.
Axon
- C.
Dendrites
- D.
Axon terminals
- E.
All of the above are correct
- 14.The nucleus of the nerve cell is located within the
- A.
Soma
- B.
Axon
- C.
Axon terminals
- D.
Dendrites
- E.
Mitochondria
- 15.The physical gap that carries a neural message between two nerves cells is the
- A.
Glial junction
- B.
Axon contact
- C.
Synapse
- D.
Dendritic apposition
- E.
None of the above
- 16.The membrane of a nerve cell consists of
- A.
Protein molecules
- B.
Vesicle remnants
- C.
A single layer of lipid molecules
- D.
Cytoplasm
- E.
None of the above
- 17.Neurotransmitter molecules are most commonly secreted from the
- A.
Glial cell
- B.
Dendrite
- C.
Axon terminal
- D.
Dendritic apposition
- E.
Soma
- 18.Neurons of the central nervous system are provided nutrients, oxygen, and physical support by___ cells.
- A.
Schwann
- B.
Glial or neuroglial
- C.
Golgi
- D.
Stem
- E.
Microtubule
- 19.A key function of an astrocyte is to
- A.
Provide physical support of nerve cells
- B.
Provide nourishment to neurons
- C.
Clean up debris within the brain
- D.
Regulate the chemicals in the fluid surrounding neurons
- E.
All of the above are correct
- 20.Which of the following is true of Schwann cells?
- A.
Schwann cells provide myelin for peripheral nerve cells
- B.
Schwann cells are found within the brain
- C.
A single Schwann cell wraps multiple segments around a pheripheral nerve cell
- D.
A singel Shcwann cells can myelinate up to 50 segments of axon membrane
- E.
Schwann cells remove the cellular debris left by ded neurons in the brain
- 21.Which of the following is true of the blood brain barrier?
- A.
The barrier is uniform, protecting all brain structures
- B.
The barrier pumps glucose out of the brain into the bloodstream
- C.
The barrier functions to regulate the chemical composition of the extracellular fluid surrounding the brain cells
- D.
The barrier is formed by a special layer of cells that surround the arteies of the brain
- E.
The ventricles have a blood-brain barrier
- 22.The normal order of activation during neuronal transmission is
- A.
Axon-->dendrite-->soma-->axon terminals
- B.
Axon terminals--->soma--->axon--->dendrite
- C.
Dendrite-->soma-->axon-->termial button
- D.
Soma-->axon-->dendrite-->axon terminal
- E.
Dendrite-->axon terminal-->soma-->axon
- 23.The interior of a neuron at rest
- A.
Has the same ionic concentrations as the outside
- B.
Is at the same voltage potential as the outside
- C.
Has a higher sodium concentration tht outside
- D.
Is negatively charged relative to the outside
- E.
Has a lower postassium concentration that outside
- 24.Sodium ions move out of the axon because of
- A.
The openign of sodium channels
- B.
The opening of voltage-gated channels
- C.
Kinesin
- D.
Electrostatic pressure
- E.
None of the above
- 25.Which of the following is consistent with the “all or none” law?
- A.
The action potential will diminish to near 0 mV when transmitted down a long axon.
- B.
A series of action potentials occures at the same rate regardless of the imputs to the neuron
- C.
The actoin pontential gains speed as it travels down the axon
- D.
The action potential is produced whenever the membrane potential reaches threshold
- E.
None of the above
Questions: 20 | Attempts: 17696 | Last updated: Jan 11, 2022
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