Buscar
Estás en modo de exploración. debe iniciar sesión para usar MEMORY

   Inicia sesión para empezar


Por supuesto:

BIOLOGY TOPIC 11 ANIMAL PHYSIOLOGY (HL)

» Iniciar este curso
(Practica preguntas similares gratis)
Pregunta:

Describe the process of selective reabsorption and the parts of the nephron used (9)

Autor: Sammy Universe



Respuesta:

Reuptakes useful materials from filtrate in the convoluted tubes reabsorbs ions, amino acids, glucose, H2O, hormones, vitamins the tubule has: microvilli: increase SA for absorption from filtrate single cell thick and tight junction = thin surface Lots of mitochondria: active transport Substances are actively transported across the apical membrane and then passively diffuse across basolateral membrane Ions + vitamins = actively transported w protein pumps + carrier proteins Glucose + amino acids co transported across apical w Na+ (symport) water follows the movement of ions passively w osmosis


0 / 5  (0 calificaciones)

1 answer(s) in total