27. The Reproductive System

What is the primary function of the epididymis?

What are the primary sex organs, or gonads, of males? What are their two major functions?

Mr. Hassan has recently started getting up during the night to urinate and has also noticed that he is having trouble emptying his bladder. He has made a doctor's appointment, but his wife has already told him that the doctor will want to check his prostate. Do you think his wife is correct? Explain your answer.

Why is the term urogenital system more applicable to males than females?

The corpus spongiosum surrounds which structure in the male reproductive system?

Internally, the penis contains three cylindrical erectile bodies, the paired ________ and the ________.

What are the three regions of the male urethra?

The second meiotic division is very similar to mitosis. How would you explain the differences between the first meiotic division and mitosis?

Relative to differences between mitosis and meiosis, choose the statements that apply only to events of meiosis:

a. Tetrads present

b. Produces two daughter cells

c. Produces four daughter cells

d. Occurs throughout life

e. Reduces the chromosomal number by half

f. Synapsis and crossing over of homologous occur

The normal diploid number of human chromosomes is:

a. 48

b. 47

c. 46

d. 23

e. 24

In terms of development, which of these pairs is mismatched?

a. Vagina—penis

b. Testis—ovary

c. Labia majora—scrotum

d. Uterine tube—ductus deferens