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Summary

Sumario sistema nervioso

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Sistema nervioso
• Es uno de los principales sistemas que controla todo (genera ajustes según las necesidades)
• es la ciencia que estudia los sentidos
• medio externo: sensitivo(estimulos que el organo receptor manda por los nervios a los centros de snc: encefalo y medula)
medio interno: estimulo que se refleja en algo externo
• Trabaja de la mano con el sistema endocrino:
• glándula suprarenal posee neuronas que son parte del sistema nervioso
sensitivos: puede aferencia: lo que entra como informacion
ser sonido, eferencia: el efecto que hace, lo que sale
temperatura,
estiramiento, todo lo
sensorial como tal

SN Endocrino


catabolismo/
Somático V
Autónomo pueden trabajar gasta energia
simultaneamente: para y simp
V V

Voluntario Involuntario Simpático & Activa el cuerpo, prepara al
? cuerpo para responder a
Vuelta a
Parasimpático algo[ la calma

fibra nerviosa
V

Anabolismo
M



axon
1



cuerpo/soma
T




dendrita

Be sustancia gris en
sustancia blanca: se
conoce como núcleos,
se definen así solo si
están por dentro en




.
el sistema nerviosos
dendrita: captar información sustancia blanca: central
si están por fuera se
axones llaman ganglios y es
del sistema
periférico,siguen
sustancia blanca pueden estar siendo sustancia gris


sustancia
gris: cuerpo

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Secondary school
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Course
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6

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Uploaded on
March 24, 2025
Number of pages
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Written in
2024/2025
Type
SUMMARY

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