Page 395 - Critical Maternity & Newborn Health Nursing
P. 395

Scenario I:


               1. D

               2. A

               3. A


               4. B
               5. A. Wide pelvis and small for gestation



                    B. Good pelvic floor muscle tone


               Scenario II:



               1. A


               2.A


               3. Mento-Anterior:



               The head descends with the submento-bregmatic diameter (9.5 cm). There is

               descent, increased extension of the head so the chin meet the pelvic floor first and

               rotates forward 1/8 of a circle. With further descent the submental region appears

               below the symphysis pubis and the head is delivered by flexion. This is followed

               by restitution and external rotation of chin as in vertex presentation



                Scenario III:


               1.  C


               2.  B

               3.  C







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