Type Of Muscle Fibers Quiz Questions

198 Questions | By RandomJohnDoe | Updated: Mar 18, 2022 | Attempts: 85

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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