Of the following options, what is the desciptive term (applicable to the vertex presentation) used to express that the occiput is posteriorly placed over the sacroiliac joint or directly over the sacrum?

Question

Quizplus · Accepted Answer

Occipito-posterior position
In the vertex position, the desciptive term used to express that the occiput is posteriorly placed over the sacroiliac joint (or directly over the sacrum)is occipito-posterior position. The usual position of the vertex position in delivery is the flexed occipito-anterior position; the occipito-posterior position is a malposition of the vertex rather than an abnormal presentation (i.e., breech or compound).

Of the Following Options, What Is the Desciptive Term (Applicable