Q4 of 63 Page 154

Write in sequence, the regions through which a mature sperm travels from the seminiferous tubules up to the urethral opening in the human male.

Seminiferous tubules (Production of sperm) → Efferent ducts (transport of the sperm) → Upper part of epididymis(head) → Middle part of epididymis (body) → Hind part of epididymis (Tail) → Vas deferens (Sperm duct) → Urethra


The function of the epididymis is that it stores and transports the sperm. It has three sections - head, body, and tail.


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2

Choose the odd one in each of the following:

(a) Oestrogen; progesterone; testosterone; prolactin.


(b) Ovary; fallopian tube; ureter; uterus.


(c) Seminiferous tubule; ovum; epididymis; sperm duct; urethra.


(d) Sperm; implantation; fertilization; ovum; after birth.

 3

Rewrite the terms in the correct order so as to be in a logical sequence.

(a) Sperm duct, penis, testes, sperms, semen.


(b) Puberty, menopause, menstrual, menarche, reproductive age.


(c) Graafian follicle, ostium, uterus, fallopian tube.

 1

What is semen?

 2

Describe the functions of the following:

(a) Inguinal canal


(b) Prostate gland


(c) Testis


(d) Ovary