To find proof as to whether he is "in love" or not, Yukimura pats Himuro on the head from point-blank range. Seeing this, Ibarada, an upperclassman in the Ikeda Lab, talks about the need for a control experiment. In other words, in order to prove that the racing of his heart is because of Himuro specifically and not just because he's facing a woman, Yukimura has to pat Kanade and Ibarada on the head too. Himuro, on the other hand, sets out to prove that food made with love tastes better and cooks, but...
Is A responding to B
with an increased heart rate?
هل يتفاعل أ مع ب بتسارع نبضات قلبه؟
Reagiert A auf B mit einer
erhöhten Herzfrequenz?
¿A responde a B con un incremento
del ritmo cardíaco?
¿A responde a B con un incremento
del ritmo cardíaco?
EST-CE B QUI ACCÉLÈRE LE POULS DE A ?
A sta reagendo a B
con un aumento della frequenza cardiaca?
A fica com o coração
acelerado por causa de B?
Учащение пульса является 
реакцией А на Б?