Normal sperm count is-
Correct Answer: 90-110 million/ml
Description: Ans. is 'd' i.e., 90-110 million/ml Semen o Semen contains sperm and secretions of the seminal vesicles, prostate, Cowper's gland and probably, the urethral glands. o An average volume of ejaculation is 2[?]5 - 3[?]5 ml. o Each ml of semen normally contains about 100 million sperms. o 50% of men with counts of 20-40 million/ml and essentially all those with counts < 20 million/ml are sterile. o Morphologically abnormal & or immotile spermatozoa also correlates with fertility. o Human sperm moves at a speed of ~ 3mm/min through the female genital tract. o Sperms reach uterine tubes 30-60 minutes after copulation. COMPOSITION OF HUMAN SEMEN Physical character Seminal Vesicle secretions (contributes 60% of total From prostate (20% of volume) volume) Buffers o Colour : white, opalescent o Fructose (1[?]5-6[?]5 mg/ml) o Spermine o Phosphate o Specific gravity : 1-028 o Flavins o Citric acid o Bicarbonate o Ph: 7[?]35 - 7[?]50 o Ergothionene o Cholesterol o Sperm-count: ~ 100 million/mL with fewer than 20% abnormal form o Ascorbic acid o Phospholipids o Phosphorlycholine o Fibrinolysin o Prostaglandins o Zinc o Acid phosphatase o Contain hyaluronidase
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