Draw a diagrammatic sectional view of a seminiferous tubule (enlarged) in humans and label its parts.

(a) Draw a diagrammatic sectional view of a seminiferous tubule (enlarged) of human male and label (i) Spermatogenium, (ii) Sertoli cell, (iii) Primary spermatocyte. Write the function of each labelled part. (b) Differentiate between spermatogenesis and spermiogenesis.

Draw a diagrammatic sectional view of a human seminiferous tubule, and label sertoli cells, primary spermatocyte, sperm-atogonium and spermatozoa init. b) Explain the hormonal regulation of the process of spermatogenesis in humans.

(a) Draw a diagrammatic sectional view of the female reproductive system of human and label the parts (i) where the secondary oocytes develop (ii) which helps in collection of ovum after ovulation (iii) where fertilization occurs (iv) where implantation of embryo occurs. (b) Explain the role of pituitary and the ovarian hormones in menstrual cycle in human females.

(a) Draw a diagrammatic labelled sectional view of seminiferous tubule of a human. (b) Describe in sequence the process of spermatogenesis in human

Draw a labelled sectional view of seminiferous tubule of a human male.

(a) Draw the sectional view of a seminiferous tubule of human. Label its any six parts. (b) Name the pituitary hormones involved in the process of spermatogenesis State their functions.

Diagrammatic sectional view of seminiferous tubule is given below. Correctly identify labelling A to D:

Drew a labelled diagram of the sectional view of a human seminiferous tuble ( Six parts to be labelled

Give a diagram of T.S of a part of a seminiferous tubule of testis of an aduit human male .Label its parts .

Draw a well labelled sectional view of seminiferous tubule and explain its structure.