Manual of basic techniques for a health laboratory - libdoc.who.int

5. Bacteriology 213Fig. 5.28 Spermatozoan with anabnormally shapedheadSource: Image HouseMedical, Sperm MORPHsystem. Used withpermission.Fig. 5.29 Spermatozoan with an abnormallysmall headSource: Image House Medical, SpermMORPH system. Used with permission.Fig. 5.30 Spermatozoan with a double headSource: Image House Medical, Sperm MORPH system. Used with permission.The abnormalities of morphology to be looked for include:— abnormally shaped heads (Fig. 5.28);— abnormally sized heads (giant or minute) (Fig. 5.29);— double heads (Fig. 5.30);