<prompt> On per vaginal examination, anterior fontanelle and supraorbital ridge is felt in the second stage of labor. The presentation is:Brow presentationDefiexed headFlexed headFace presentation  <response>: Ans. is a, i.e. Brow presentationRef. Dutta Obs. 9e, p 367Palpation on per vaginal examinationPresentation Occiput and posterior fontanelle Anterior fontanelle not felt easilyVertex Occipitoanterior position Both fontanelle felt easilyVertex Occipito-posterior position Anterior fontanelle bregma is felt at one end and root of nose nasion and orbital ridges at the other end of an oblique or transverse diameterBrow Mouth with hard alveolar margins with nose, malar eminence, superior orbital ridges and mentumFaceAlso Know:Face and Breech are often confused on palpationOn palpation, difference between face and breech presentations:FaceBreech Mouth and malar eminences form a triangle Alveolar margins hard Sucking effect of mouth No meconium staining Ischial tuberosities and anus are in a line Anal margins soft Grip of anal sphincter Meconium staining on finger 