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Parts of a neuron
Neuron classification
Potentials
Sodium/potassium pump
Miscellaneous
100
The cluster of cell bodies in the PNS? CNS?
What is ganglia, nuclei
100
What 2 ways can neurons be classified?
What is structure and function
100
Define potential
What is difference in electrical charge
100
What form of transport is the sodium potassium pump?
What is primary active
100
What is glycogenolysis?
What is breakdown of glycogen into glucose
200
What are axon collaterals?
What is side branches to anchor axon
200
What are the 3 functions of neurons?
What is motor,sensory,association
200
what is resting ootential?
What is -70 mV inside cell
200
What is in higher concentration outside of the cell? Inside?
What is sodium;potassium
200
What divides the left from right thoracic cavity
What is mediastinum
300
What is the region between myelination termed?
What is nodes of Ranvier
300
what are the 3 structures of neurons?
What is multipolar,bipolar,unipolar
300
What allows ions to pass through the plasma membrane? Detailed!
What is ion channels: passive(leakage),active (gated)= ligand gated and voltage gated
300
________ potassium are pumped ________ cell, and _________ sodium are pumped ________ the cell.
What is 2 in; 3 out
300
What epithelial tissue is found in the esophagus?
What is stratified squamous
400
What is the trigger zone and what does it do?
What is the axon hillock. Determines whether or not an action potential will fire.
400
True or false? Some unipolar neurons will lack axons.
What is false
400
T/F the charge of a cell is mainly at the plasma membrane
What is true
400
Why is the cell slightly negative compared to the outside?
What is large ions residing in cell and more charges pumped out actively
400
What skin cancer attacks the lucidum and up?
What is squamous cell carcinoma
500
Signals travel to the synaptic know via what process?
What is axoplasmic flow
500
What is the most common structure oF neurons?
Multipolar
500
What causes resting potential? What maintains resting potential?
What is large negative ions and leak channels; Na/K pump
500
What is the number relative to the inside or outside of the cell depending on Na or K. (m•eq/L)
What is 145
500
Name the four types of bone growth, explain what type of growth it is, and tell me when it occurs.
What is endochondral ossification (long bones, in utero,week6), intramembranous ossification (flat bones,in utero,week8), interstitial growth (length, until growth plates seal), appositional growth (girth, throughout life)