38) Many nephrons empty into a A) renal tubule B) columnar duct C) collecting du

Question

38) Many nephrons empty into a A) renal tubule B) columnar duct C) collecting duct D) microcalyx 39) The role of both sexes in fulfilling the function of the reproductive system is to A) produce gametes B) produce hormones that help maintain homeostasis C) produce hormones that support the growth and development of the embryo and fetus D) bear young 40) In sequential order, the pathway from sperm production to the external environment is from A) seminiferous tubules to epididymis to ductus deferens to urethra B) epididymis to seminiferous tubules to ductus deferens to urethra C) seminiferous tubules to ductus deferens to epididymis to urethra D) urethra to ductus deferens to seminiferous tubules to epididymis

Explanation / Answer

38. C. Collecting duct

The nephrons merge into the collecting ducts.

39. A. Produce gametes.

Both sexes produce gametes which fuse to form the zygote.

40. A. seminiferous tubules to epididymis to ductus deferens to urethra

Sperms are produced in the seminiferous tubules and mature as it passes through the epididymis. The ductus deferens then transfers these matured sperms to the urethra.

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