QuestenaPráctica que te muestra qué repasar después
BuscarCrear una prueba
Pregunta 3

Which vessel type is best suited for exchanging gases and dissolved nutrients with nearby tissues?

  1. An artery with a thick muscular wall
  2. A vein containing one-way valves
  3. A capillary with a very thin wallRespuesta correcta
  4. A chamber inside the heart

Explicación

Capillary walls are extremely thin, so substances can move between blood and surrounding cells across a short distance. Arteries mainly distribute blood and have thicker walls, making them a poor choice for the principal exchange site.

Continúa con este test

Empezar la práctica
Comprender este tema (≈5 min)Volver a la prueba
Pregunta 3: Which vessel type is best suited for exchanging gases and… · Human Body Systems · Questena