When does the reproductive system begin to function fully? A. at birth B. before

Question

When does the reproductive system begin to function fully? A. at birth B. before puberty C.when puberty is complete D. when there has been intercourse E. after menopause 1. Which of the following is not a function of the genitals? A. produce gametes B. transport gametes C. protect zygote D. produce FSH and LH E. produce androgens/estrogens 2. 3. How many chromosomes does a sperm contain? A. 1 B. 23 C. 24 D. 46 E. 48 Meiosis is to gametes as fertilization is to A. zygote. B. chromosome. C. egg. D. sperm. E. mitosis 4. 5. All of the cells in the body, except for sperm and eggs, have 46 chromosomes. A. FALSE B. TRUE 6. Which structure of the male reproductive system is also part of the urinary system? A. bulbourethral gland B. prostate gland C. urethra D. vas deferens E. testes 7. Which of the following contributes to the semen? A. bulbourethral gland B. epididymides C. urethra D. penis E. vas deferens Which of the following is not involved in achieving and maintaining an erection? A. nitrous oxide B. cGMP C. smooth muscle D. blood E. urethra 8. 9. Sperm cannot develop at body temperature (37 degrees Celsius). A. TRUE B. FALSE

Explanation / Answer

1 c) when puberty is complete

2) d) produce fsh and lh - as it is secreted by anterior pituitary gland

3. b) 23- sperm combined with ovum which is also haploid 23 to form diploid 46 zygote

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