Intubation with Different Angled Intubation Tubes Using C-macr D Blade Videolaringoscope;

Inclusion Criteria: * ASA score I-II * Elective operations * Supine pozition * 18-65 years * No history of surgery in the last 6 months * No history of airway related surgery * No anticipated difficult airway Exclusion Criteria: * Abdomen, thorax, head-neck surgeries * Smoker * Chronic alcohol abuse * Occupational inhaler agent exposure * Patients with malignancies * Patients with a history of radiotheraphy to head-neck region * Patients with congenital anomalies at head-neck region * Patients with diagnosed abnormalites of head -neck movements * Non-cooperatied patients * Non-oriented patients