TOPIC 20 DAY 1 HUMAN REPRODUCTIVE SYSTEM

Which of the following correctly compares the functions of the vas deferens and the fallopian tubes?

• Sperm leaves the body through the vas deferens, and eggs leave the body through the fallopian tubes.

• Sperm travels through the vas deferens, and eggs travel through the fallopian tubes.

• The vas deferens produces sperm, and the fallopian tubes produce eggs.

• The vas deferens stores sperm, and the fallopian tubes store eggs.

Answer explanation

The correct comparison is that sperm travels through the vas deferens, and eggs travel through the fallopian tubes.

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Above is a diagram of the male reproductive system. Which structure is represented by the letter D?

• scrotum

• prostate gland

• testes

• epididymis

Answer explanation

The structure represented by the letter D is the epididymis, which is part of the male reproductive system.

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The Fallopian tubes, also called oviducts, are narrow ducts located in the human female abdominal cavity.

How can a blockage in a fallopian tube prevent pregnancy?

• It prevents the ovary from releasing an egg.

• It prevents the egg from reaching the uterus.

• It prevents sperm from using flagella to move.

• It prevents sperm from passing through the cervix.

Answer explanation

A blockage in the fallopian tube prevents the egg from reaching the uterus, where the fetus will develop, thus hindering pregnancy.

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Which of the following structures in the human female reproductive system is correctly matched with its function?

• ovary – site where fertilization takes place

• uterus – serves as storage for immature eggs

• oviduct – serves as the location for blastocyst implantation

• cervix – separates the bottom part of the uterus from the vagina and provides support for the developing fetus during the pregnancy.

Answer explanation

The correct choice is cervix, which separates the bottom part of the uterus from the vagina and provides support for the developing fetus during pregnancy.

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Which of the following is the correct pathway for sperm as it exits the body?

• The testes to the penis to the epididymis.

• The urethra to the vas deferens to the testes.

• The epididymis to the vas deferens to the urethra.

• The testes to the vas deferens to the epididymis.

Answer explanation

The correct pathway for sperm as it exits the body is from the epididymis to the vas deferens to the urethra.

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