Science Quiz / Basic Neuroscience

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Can you name the names and functions of the different parts of the brain?

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Score 0/92 Timer 15:00
HintAnswerExtra Info
Glial Cell; Forms Myelin in PNSAsymmetrical; cleans up damage by guiding axons to re-grow and re-connect
Take in mRNA and Synthesize ProteinEither free-floating or associated with Rough ER
The Relative Inability of an Electrical Charge to MigrateRepresented by R, measured in Ohms
Makes Signals Travel Faster Down an AxonSticky-Notes wrapped around a pencil
Wires Made of Bunches of Fibers
Transmembrane Protein That Actively Transports IonsUse ATP
'Antennae'; Receives Incoming Signals
Contained Within PNSControls breathing, heart rate, and digestion
Ohm's Law
Membrane Voltage Maintained by a Cell When not Generating Action PotentialsNeurons have one of -65mV
Structure of NeuronProtein strands that give the neuron shape; has 3 parts
Relative Ability of an Electrical Charge to Migrate from One Point to AnotherRepresented by g (Siemens, or S)
String of Amino AcidsChain larger than 20 = a protein!
Smallest Cytoskeleton ComponentMade of actin; forms a network beneath the cell membrane
Neuron With 2 Neurites
Largest Cytoskeleton ComponentThick hollow pipes made of tubulin; used for transport
Stacks of Disc-Shaped MembranesUsed to wrap and package proteins
Cellular Fluid Within the Neuron
Central Dogma Process of RNA SynthesisInitiated at the promoter region; stopped at the terminator region
All Axons Have:A middle
Nerve Split Towards the Back of the Spinal CordCarries information from the body to the brain
Used to Calculate Equilibrium Potential
Long Strands of Protein Within the NucleusContain DNA
Theory That Brain Cells are a Continuous MassProposed by Golgi (he was wrong)
Double-Stranded, Antiparallel Nucleotide Polymer
The Movement of Electrical ChargeRepresented by I (amps)
The Wires that Carry Neuron OutputBundles of fibers that make up nerves; variances in diameter affect speed of transfer
Various Polypeptides Bonded Together to Form a Larger Protein
Hollow Spaces Inside the Braincause muscles to move and contain fluid
Outer Matter of the Brain
HintAnswerExtra Info
Region of Contact Where a Neuron Transfers Info to Another Cell
Specialized Gap Between NeuronsWhere 2 neurons communicate
An Unequal Distribution of the Charge Across a Molecule
Process of Destroying Pieces of Brain Tube Led to discovery of different sections of the brain
Regions of RNA Used in Coding
Glial Cell; Defensive Function; Protects against invading organisms
Nervous System Within ANS'Fight or Flight'
The Potential of the Cell at Which There is No Net Movement of Ions
Positively Charged Atoms or Molecules
3-Dimensional Folding of a Polypeptide
Produce ATPFats, carbs, proteins, and oxygen go in; ATP comes out
Transport from Soma to TerminalsTravels via kinesin 'feet' on microtubules
All Nervous Tissues(i.e. everything else)
Transmembrane Protein That is Always Open for Transport
Transmembrane Protein That is Gated or Non-Gated
Very Deep Groove
All Axons Have:An end; have vesicles that carry neurotransmitters
Neuron With 1 Neurite
The Regions of a Primary RNA Transcript Not Used to Code Protein
Purple Stain Showing Cell BodiesDoesn't show anything other than location of cell bodies
Little Membrane Balloons (Organelle)Used to transport proteins
Electrical Force that Makes Ions Move
Neuron With 3 or More Neurites
Sections of DNA Containing Information Needed for Polypeptide Chains
Transport Along Microtubules
Branch Coming off the Soma that has 2 Types
Used to Calculate RMP
Chemicals Released From Presynaptic NeuronsElicits a response in the postsynaptic neuron
String of Polypeptides
Chemical Force that Makes Ions MoveDown the concentration gradient
HintAnswerExtra Info
Silver Stain Showing Entire Cell Body and Neurites
Nervous System Within ANS'Rest and Digest'
ER Studded with Ribosomes Used for protein synthesis
An Even Distribution of the Charge Across a Molecule
Bumps of the Surface of the Brain
Grooves on the Surface of the Brain
Process or Intron Removal
Central Dogma Process Protein SynthesisFollows genetic instructions carried by mRNA
Theory That Each Brain Cell is an Individual CellProposed by Cajal; neurons are separated by synapses
Stacks of Disc-Shaped Membrane
Front Section of the Brainsoft and squishy, controls sensory information
Contained Within PNSControls sensation and motion
Inner Matter of the Brain
Glial Cell; Nutritive and Support FunctionsStar-shaped and symmetrical; surround and isolate synapses; control fluid around neurons; clean up debris and fill area with glia
Brain and Spinal Chord
Electrical Potential The force exerted on a charged particle
Membrane Formed by Hydrophobic Tails and Hydrophilic HeadsForms a barrier to water-soluble ions
Back Section of the BrainFirm, used for muscle control
Supporting Cells Glue vital to nervous system; 5 major types
Nerve Split Towards the Front of the Spinal CordCarries information from the brain to the body
Glial Cell; Secretes Cerebrospinal FluidLines the walls of the ventricles in the brain
All Axons Have:A beginning
Medium Cytoskeleton ComponentForm a lattice structure used for strength
States That Nerves Can Only Carry Information Unidirectionally
Transmembrane Protein That Removes Intracellular Na and Concentrates Intracellular KUses energy in the form of ATP
Negatively Charged Atoms or Molecules
Transport from Dendrites to SomaTravels via chynein 'feet' on microtubules
RNA-Synthesizing EnzymeBinds at Promoter
Glial Cell; Forms Myelin Around Axons in Brain & Spinal CordAsymmetrical
Coiling of a Polypeptide into an Alpha-Helix

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