Girls, it seems I'm getting wisdom tooth out, gums are very painful, a…

Girls, it seems I'm getting wisdom tooth out, gums are very painful, and even worse I can't open my mouth even 1 cm, eating is impossible even with a small spoon, lymph nodes swollen, they ache in the ear and throat, swallowing is impossible?I have an appointment with a dentist tomorrow, I'm scared, how will I open my mouth, the muscles of my jaw are tense Has anyone had this?