Animal Models Flashcards

1
Q

Who was the canon of internal medicine?

A

Huang Ti

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2
Q

Invertebrate Models: which animals were used?

A

Giant squid, worms, fruit flies

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3
Q

Who performed an experiment involving a giant squid axon?

A

Hodgkin, Huxley and Katz

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4
Q

Why was a giant squid axon used?

A

Large diameter so easy dissection and support

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5
Q

What was done in the experiment involving a giant squid axon?

A

Internal and external perfusion with varying salines to determine ion flow in action potential

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6
Q

What was Hodgkin, Huxley and Katz trying to determine?

A

Ion flow in an action potential

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7
Q

What kind of experiments are worms mainly used for?

A

Electrophysiology experiments

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8
Q

Which processes is the C. elegans used as a model to understand?

A

Cell death and development

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9
Q

Why is the C. elegans used for experiments involving cell development?

A

Genome and nervous system fully mapped

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10
Q

Drosophila are a model for what kind of development?

A

Nervous system development

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11
Q

Vertebrate Models: which animals were used?

A

Frog and chick

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12
Q

Who did what with frogs?

A
Galvani - electrical stimulation
Helmholtz - nerve conduction velocity
Katz and Miledi - Ca2+ release
Harrison - how axons grow
Sperry - how nerves pathfind
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13
Q

Who mixed quail and chick?

A

Nichole le Douarin

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14
Q

Who had famous work on imprinting?

A

Konrad Lorenz

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15
Q

Who studied passive avoidance?

A

Steven Rose

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16
Q

Mammals & Non-Human Primates:who did what?

A

Hitzig & Fritsch - mapped motor cortex in dogs
Sherrington - reflexes, motor control, defined synapse
Lowei - chemical neurotransmission, discovered ACh
Dale - release of Ach from motor neurone, Dale’s principle
Langley - named ANS, receptor theory
Lashley - rats in mazes

17
Q

What was the first name given to acetylcholine (ACh)?

A

Vagustoff

18
Q

Pavlovian learning

A
  • conditioned responses

pair food with bell, bell alone elicits drooling

19
Q

Skinner

A
  • Operant conditioning

Animals perform tasks and receive positive or negative reinforcement

20
Q

Who researched vision on cat/monkey brains?

A

Hubel, Kupfer and Weisel

21
Q

Nicole le Douarin is involved in experiments to investigate the development of nervous systems: true or false?

A

True, neural crest in quail/chick

22
Q

Stephen Rose was involved in early experiments to investigate how action potentials are generated: true or false?

A

False