<prompt> Which of the following is TRUE? 1. Square Reef Knot 2. Surgeons Knot 3. Granny Pseudo-square Knot 4. Reverse cutting needle 5. Veical Mattress 6. Purse String Suture A B C D E F1-D; 2-F; 3-A; 4-E; 5-B; 6-C1-F; 2-D; 3-A; 4-E; 5-B; 6-C1-A; 2-D; 3-F; 4-E; 5-B; 6-C1-F; 2-A; 3-D; 4-E; 5-B; 6-C  <response>: Square Reef Knot Surgeons knot Granny Pseudo-square knot - Consist of two throws - Crossing is done in each throw - Secured knot - Consist of two throws - Two wraps in first throw - Crossing occurs in each throw - Consists of two throws - Crossing does not occur in any throw - Not a secured knot Horizontal Mattress Veical Mattress - Initial suture is inseed as for a interrupted suture but then needle moves horizontally traverses both edges of the wound once again. - Initial suture is inseed as for an interrupted suture but then needle moves veically transverses both edges of wound once again. Horizontal Mattress: Suture parallel to line of incision. Veical Mattress: Suture perpendicular to line of incision. Purse string suture - Continuous stitch parallel to a circular wound is applied. - Used for hernia sac appendectomy 