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Pharmacology > Neuroscience and pharmacology > Flashcards

Neuroscience and pharmacology Flashcards

1
Q

what is the neuron?

A

the basic functional unit of the nervous system

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2
Q

What are the functions of nervous system?

A

1- process information
2- sense environmental changes
3- communicate changes to another neuron
4- commad body response

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3
Q

Neurones communicate using?

A

1- chemical signals
2- electrical signals

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4
Q

What does the typical neuron composed of ?

A

1- Soma
2- Dendrites
3- Axon

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5
Q

What does soma composed of?

A

1- Cytosol
2- Cytoplasm
3- Orgnalles

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6
Q

What is the Cytosol?

A

watery fluid inside the cell

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7
Q

What are the organelles that Soma made of ?

A

1- Nucleus
2- Mitochondria
3- Smooth endoplasmic reticulum
4- Rough endoplasmic reticulum
5- Golgi Apparatus

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8
Q

What is the function of Nucleus?

A

1- Gene expression
2- RNA processing
3- transcription

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9
Q

What is the functions of Mitochondria?

A

1- ATP energy
2- Krebs cycle
3- Site of cellular respiration

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10
Q

What is the function of smooth endoplasmic reticulum?

A

Major site for protein synthesis​

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11
Q

What is the function of rough endoplasmic reticulum and Golgi Apparatus

A

Sites for preparing/sorting proteins for delivery to different cell regions (trafficking) and regulating substances

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12
Q

What is the function of Cytoplasm? and what Cytoplasm made of ?

A

1- Cytoplasm Contents within a cell membrane
2- neuronal membrane
3- Cytoskeleton

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13
Q

What is neuronal membrane and what is the function ?

A

1- structure of discrete membrane regions influence neuronal function
2- Barrier that encloses cytoplasm
3- protein concentration in membrane varies
4- 5 nm think

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14
Q

What is Cytoskeleton and what it is function?

A

1- not static
2- constantly changing
2- internal scaffolding of neuronal membrane

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15
Q

What are the three bones of Cytoskeleton?

A

1- Microfilament
2- Microtubules
3- neurofilament

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16
Q

What is the function of the Axon?

A

Responsible of sending information from one neuron to the next

17
Q

What is the structure of axon?

A

1- hillock the beginning
2- proper the middle
3- terminal the end

18
Q

what are the difference between axon and soma?

A

1- Endoplasmic Reticular ER not extend into axon
2- Unique protein compositions

19
Q

The the difference between the Cytoplasm of axon terminal and axon?

A

1- presence of synaptic vesicles
2- Abundance of membrane proteins
3- large number of mitochondria

20
Q

What is the synapse?

A

Point of communication between neurons

21
Q

The axon terminal called as

A

presynaptic location of neuron

22
Q

Types of synapse?

A

1- Chemical synapses
2- Electrical synapses

23
Q

What is the afferent axon?

A

Carry information towards a particular point

24
Q

What is the efferent axon?

A

Carry information away from a point

Pharmacology (4 decks)

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