La piel

1.561 visualizaciones

Publicado el

coceptos básicos sobre la piel y sus anexos

Publicado en: Educación
0 comentarios
1 recomendación
Estadísticas
Notas
  • Sé el primero en comentar

Sin descargas
Visualizaciones
Visualizaciones totales
1.561
En SlideShare
0
De insertados
0
Número de insertados
4
Acciones
Compartido
0
Descargas
45
Comentarios
0
Recomendaciones
1
Insertados 0
No insertados

No hay notas en la diapositiva.
  • Permission to use this slide (a matter of academic integrity) *If you are Kevin Patton's current student, you may use any slide for your own personal educational purpose. **If you are a student not currently in Kevin's courses, you may use any slide for your own personal educational purpose and are also encouraged to feed the lions at http://www.lionden.com/feed_the_lions.htm ***If you are a teacher you may use any slide for your own nonprofit educational purpose and are also expected to feed the lions for each use of a slide. http://www.lionden.com/feed_the_lions.htm ****Commercial use is available only with Kevin's express written permission. © KPatton@lionden.com . All rights reserved. DO NOT REMOVE THIS COPYRIGHT NOTICE LINE. Feedback, suggestions, corrections are most welcome!
  • Permission to use this slide (a matter of academic integrity) *If you are Kevin Patton's current student, you may use any slide for your own personal educational purpose. **If you are a student not currently in Kevin's courses, you may use any slide for your own personal educational purpose and are also encouraged to feed the lions at http://www.lionden.com/feed_the_lions.htm ***If you are a teacher you may use any slide for your own nonprofit educational purpose and are also expected to feed the lions for each use of a slide. http://www.lionden.com/feed_the_lions.htm ****Commercial use is available only with Kevin's express written permission. © KPatton@lionden.com . All rights reserved. DO NOT REMOVE THIS COPYRIGHT NOTICE LINE. Feedback, suggestions, corrections are most welcome!
  • Permission to use this slide (a matter of academic integrity) *If you are Kevin Patton's current student, you may use any slide for your own personal educational purpose. **If you are a student not currently in Kevin's courses, you may use any slide for your own personal educational purpose and are also encouraged to feed the lions at http://www.lionden.com/feed_the_lions.htm ***If you are a teacher you may use any slide for your own nonprofit educational purpose and are also expected to feed the lions for each use of a slide. http://www.lionden.com/feed_the_lions.htm ****Commercial use is available only with Kevin's express written permission. © KPatton@lionden.com . All rights reserved. DO NOT REMOVE THIS COPYRIGHT NOTICE LINE. Feedback, suggestions, corrections are most welcome!
  • Permission to use this slide (a matter of academic integrity) *If you are Kevin Patton's current student, you may use any slide for your own personal educational purpose. **If you are a student not currently in Kevin's courses, you may use any slide for your own personal educational purpose and are also encouraged to feed the lions at http://www.lionden.com/feed_the_lions.htm ***If you are a teacher you may use any slide for your own nonprofit educational purpose and are also expected to feed the lions for each use of a slide. http://www.lionden.com/feed_the_lions.htm ****Commercial use is available only with Kevin's express written permission. © KPatton@lionden.com . All rights reserved. DO NOT REMOVE THIS COPYRIGHT NOTICE LINE. Feedback, suggestions, corrections are most welcome!
  • Permission to use this slide (a matter of academic integrity) *If you are Kevin Patton's current student, you may use any slide for your own personal educational purpose. **If you are a student not currently in Kevin's courses, you may use any slide for your own personal educational purpose and are also encouraged to feed the lions at http://www.lionden.com/feed_the_lions.htm ***If you are a teacher you may use any slide for your own nonprofit educational purpose and are also expected to feed the lions for each use of a slide. http://www.lionden.com/feed_the_lions.htm ****Commercial use is available only with Kevin's express written permission. © KPatton@lionden.com . All rights reserved. DO NOT REMOVE THIS COPYRIGHT NOTICE LINE. Feedback, suggestions, corrections are most welcome!
  • Permission to use this slide (a matter of academic integrity) *If you are Kevin Patton's current student, you may use any slide for your own personal educational purpose. **If you are a student not currently in Kevin's courses, you may use any slide for your own personal educational purpose and are also encouraged to feed the lions at http://www.lionden.com/feed_the_lions.htm ***If you are a teacher you may use any slide for your own nonprofit educational purpose and are also expected to feed the lions for each use of a slide. http://www.lionden.com/feed_the_lions.htm ****Commercial use is available only with Kevin's express written permission. © KPatton@lionden.com . All rights reserved. DO NOT REMOVE THIS COPYRIGHT NOTICE LINE. Feedback, suggestions, corrections are most welcome!
  • La piel

    1. 1. Clase:PIEL Y ANEXOS 1
    2. 2. Generalidades del Sistema Tegumentario Se origina a partir del Ectodermo y Mesodermo embrionario Representa entre el 6 al 15 % del peso corporal (3-10 kg) Mide de 1,5 a 2 m² de extensión 2
    3. 3. Funciones del Sistema Tegumentario Determina la forma del cuerpo Actúa como barrera (mecánica, química, física, etc.) Tiene función defensiva y reparativa Participa en la regulación térmica corporal Colabora en el equilibrio del agua Presenta una alta sensorialidad Secreción y absorción de diversos productos Organo de comunicación 3
    4. 4. Sistema Tegumentario (Piel y Anexos) 1.- Piel  Epidermis  Dermis  Hipodermis (Tejido Subcutáneo) 2.- Anexos  Receptores nerviosos  Glándulas Sebáceas  Glándulas Sudoríparas Pelos y folículos  Uña 4
    5. 5. Sistema Tegumentario(Piel y Anexos) Origen 5
    6. 6. Estructura de la Piel Epidermis Dermis Hipodermis 6
    7. 7. Epitelio de revestimiento Epidermis•EstratificadoEscamoso keratinizadoMembranaBasal Epidermis Unión Dermo-epidérmica Dermis Hipodermis 7
    8. 8. Epidermis Epitelio de revestimiento •Estratificado escamoso keratinizadoEstá constituida por 2 de poblaciones celulares:1.- Keratinocitos o células formadoras de queratina2.- No Keratinocitos 8
    9. 9. 1.- KeratinocitosEstratos de la Epidermis Estrato córneo Estrato lúcido Estrato granuloso Estrato espinoso Estrato basal Membrana basal 9
    10. 10. Estratos de la Epidermis1.- Estrato Córneo: Queratina - 10 a 20 capas (piel delgada) - Sobre 100 capas (piel gruesa)2.- Estrato Lúcido: Eleidina - 5 a 15 capas (sólo piel gruesa)3.- Estrato Granuloso: Gránulos de keratohialina - 1 capa (piel delgada) - 4 a 12 capas (piel gruesa)4.- Estrato Espinoso: - 5 a 7 capas (piel delgada) - 10 a 14 capas (piel gruesa)5.- Estrato Basal (germinativo) - 1 capa 10
    11. 11. Estratos de la Epidermis 11
    12. 12. Pigmentación de la piel: Eumelanina (melanocitos) = pigmentación oscura Carotenoides (dermis) = pigmentación amarilla- anaranjada Oxihemoglobina (vasos sanguíneos) = pigmentación rojiza 12
    13. 13. 2.- No Keratinocitos Melanocitos 13
    14. 14. 2.- No Keratinocitos Melanocitos 14
    15. 15. 15
    16. 16. Radiación Ultravioleta (UV) UV C UVCapa de Ozono UV B A Radiación UV •Destruye DNA •Promueve cáncer Epidermis Membrana Basal •Producción de vitamina D Dermis Hipodermis 16

    ×