Question

1) Human egg and sperm are similar in that ________.

		they have the same degree of motility
		they have the same number of chromosomes
		about the same number of each is produced per month
		they are about the same size

2) The primary function of the uterus is to ________.

		protect the ovaries
		regulate the ovarian and menstrual cycles
		receive, retain, and nourish a fertilized ovum
		synthesize female hormones

3)

The dartos and cremaster muscles are important to the integrity of the male reproductive system. Which of the following is true about the role they play?

		They are responsible for penile erection
		They regulate the temperature of the testes.
		They contract to push sperm along the ductus deferens
		They contract to allow ejaculation.

Answer 1

1) Human egg is the female reproductive cell while sperm is the male reproductive cell. They both differ in motility egg is less motile compared to sperm. The size and number of cells also differ. Both cells contain haploid nucleus. Human egg and sperm are similar in that they have same number of chromosomes.

2) Uterus is the hallow muscular organ located in the female pelvis. The primary function of the uterus is to receive, retain, and nourish fertilized ovum.

3) The dartos and cremaster muscles regulate the temperature of the testes which promotes spermatogenesis. Option is regulate the temperature of the testes.