Which among the following is least hygienic pontic:: (A) Saddle pontic., (B) Modified ridge lap pontic., (C) Spheroidal pontic., (D) Fish-belly pontic.
Answer is A. Saddle pontic 
• The concave gingival surface overlaps the ridge buccally and lingually.
• The gingival surface will not have continuous contact with the ridge instead only the buccal and lingual ends of gingival surface will contact the tissue.
• It is the least hygienic pontic