In this task, you are given a multiple-choice question about healthcare. Answer the question based on your information and classify your answers into '1', '2', '3', and '4'.
--------
Question: Question: The transmembrane proteins that bind to intracellular and extracellular proteins are:
Options: <1> Ocludines. <2> Cadherins. <3> Actins. <4> Integrins <5> Desmocolinas.

Answer: 4

Question: Question: In the receptor-mediated endocytosis intervenes:
Options: <1> Only the clathrin. <2> Only the adaptin. <3> Adaptine and clathrin. <4> Chaperones <5> Only the proteins of the membrane.

Answer: 3

Question: Question: A potential receiver:
Options: <1> It is produced by the opening of voltage-dependent channels. <2> Increase its frequency if the intensity of the stimulus increases. <3> It occurs after the binding of the neurotransmitter to the postsynaptic receptor. <4> They occur if the trigger threshold is exceeded. <5> It can be exciter or inhibitor.

Answer:
5