In this task, you are given a sentence in the English language. Your job is to translate the English sentence into the Spanish language.

[EX Q]: The fondaparinux is
[EX A]: El fondaparinux es

[EX Q]: According to the theory of J. A. Gray, sensitivity to rewards is based on
[EX A]: Según la teoría de J. A. Gray, la sensibilidad hacia las recompensas tiene su base en

[EX Q]: What is the direct connection between an artery and a vein called without a capillary network between both vessels ?
[EX A]:
¿Cómo se denomina la conexión directa entre una arteria y una vena sin que exista una red capilar entre ambos vasos?