Sperm Morphology of Domestic Animals (eBook)

J.H. Koziol, DVM, MS, DACT, is an Associate Professor of Food Animal Medicine and Surgery at Texas Tech University School of Veterinary Medicine in Amarillo, TX, USA C.L. Armstrong, DVM, MS, DACT, is an Associate Veterinarian at Elgin Veterinary Hospital in Elgin, TX, USA

Preface ix

About the Companion Website x

Introduction 1

Section I Head Abnormalities 11

1 Pyriform and Tapered Heads 13

2 Nuclear Vacuolation, Including the Diadem Defect 20

3 Macrocephalic and Microcephalic Sperm 29

4 Rolled Head-Nuclear Crest-Giant Head Syndrome 32

5 Abnormal DNA Condensation 34

6 Acrosome Abnormalities 36

7 Normal Detached Heads and Free Abnormal Heads 44

8 Decapitated Sperm Defect 47

Section II Midpiece Abnormalities 49

9 Proximal Cytoplasmic Droplet 51

10 Pseudodroplet 58

11 Mitochondrial Sheath Defects 59

12 Corkscrew Sperm Defect 65

13 Dag Defect 68

14 Distal Midpiece Reflex 72

15 Bowed Midpieces 78

16 Distal Droplets 79

17 Abaxial Midpieces 82

Section III Tail (Principal Piece) Abnormalities 85

18 Tail Stump Defect 87

19 Coiled Principal Pieces 90

20 Double Forms and Accessory Tails 93

21 Bent Principal Pieces 97

22 Short Tail Defect 99

Section IV Aberrations of Stains and Other Cells in the Ejaculate 101

23 Aberrations Due to Staining 103

24 Aberrations Due to Cold Shock 106

25 Round Cells in the Ejaculate 107

26 Teratoids 110

27 Medussa "Cells" 112

28 Aberrations of Semen Quality 113

References 116

Index 125