71 JURNAL PENELITIAN KESMASY VOL. 1 NO. 2 EDITION: NOVEMBER 2018 – APRIL 2019 http://ejournal.delihusada.ac.id/index.php/JPKSY RECEIVED: 17 FEBRUARI 2019 REVISED: 18 MARET 2019 ACCEPTED: 28 APRIL 2019 THE CODE SWITCHING IN TEACHING AND LEARNING ENGLISH PROCESS FOR HEALTH INFORMATION MANAGEMENT STUDENTS AT DELI HUSADA DELI TUA HEALTH INSTITUTE Herawati Br Bukit, Dila Fitria Institut Kesehatan Deli Husada Deli Tua, Jl. Besar No. 77 Deli Serdang email : herawatihill02@gmail.com Abstract Most of the students come from different areas, cultures and tribes. According to them, English is one of the difficult subject especially speaking comprehension. This situation makes them to use code switching. It also occur in English language learning. The main topic of this research focuses on psycholinguistic in the classroom teaching-learning process of foreign language, in this case English. Psycholinguistic roles in this research are limited to the code-switching processes which performed by the English lecturer that was happened intentionally or unintentionally in process of teaching and learning English for Health Information Management students at Deli Husada Deli Tua Health Institute. The lecturer made a code switching when she introduced new information or instruction. The switching also might occur when she translated what she has just said and when she introduced the interaction particles at the beginning of their utterances. Research results showed that Bahasa Indonesia or national language was one address of having code- switching and it had important role in English language learning. Although the English class should be formally full of the use of the learned language, switching process to Bahasa Indonesia took place naturally and the use of Bahasa Indonesia had psychological roles in order to improve learning motivation and full understanding for students. Key words : code-switching, psychological role, teaching-learning, bilingualism 1. INTRODUCTION The education in Indonesia always growth every year. One of Institute that always growth is Deli Husada Deli Tua, Deli Husada Deli Tua is a college that produces the best graduates in health field. In this institute, students always study English especially Health Information Management students. Most of the students come from different areas, cultures and tribes. English is one difficult subject from the other subjects, such as Speaking Comprehension. Around the world, English is increasingly being learnt to be used as the international language. One of the main aims of TEFL (Teaching English as Foreign Language ) for Healfh Information Management students is get students to able speak English fluently as much as possible. The function of this comprehension is to promote the communicative competence. In this case, the learners must practice communicative exchanges in the classroom so that the goal of TEFL is reached. The excellent ways and techniques for increasing the English speaking and fluency are pair and group-work. In such communicative exchanges, using own language and target language interchangeably is common and attested by many lecturers and students. It is an exchange between one language into another languages, which is include into the form of code switching. Code switching is an observed phenomenon in TEFL classrooms. Why do students must learn foreign languages? To be good learner, a student has to have good reasons for learning languages, because learning is long, arduous