Podcast
Questions and Answers
Approximately how many sperm are produced by a man during his lifetime?
Approximately how many sperm are produced by a man during his lifetime?
- 525 billion (correct)
- 100 billion
- 2 trillion
- 1 trillion
What percentage of semen is composed of sperm?
What percentage of semen is composed of sperm?
- 50%
- 20%
- 5-10% (correct)
- 1%
How long approximately is each epididymis tube?
How long approximately is each epididymis tube?
- 20 feet (correct)
- 5 feet
- 1 foot
- 10 feet
How long does it take for a sperm to mature?
How long does it take for a sperm to mature?
What are the tubules called where sperm are manufactured?
What are the tubules called where sperm are manufactured?
What is the function of the epididymides?
What is the function of the epididymides?
What is the term for the process of the fertilized egg dividing into two, then four cells, and so on?
What is the term for the process of the fertilized egg dividing into two, then four cells, and so on?
How many cells does the morula typically consist of?
How many cells does the morula typically consist of?
What is the term for the process by which the blastocyst burrows into the endometrium?
What is the term for the process by which the blastocyst burrows into the endometrium?
What is the purpose of the yolk sac?
What is the purpose of the yolk sac?
How many primary germ layers will develop from the embryonic disc?
How many primary germ layers will develop from the embryonic disc?
What is the term for the fluid-filled sac that develops from the amniotic cavity?
What is the term for the fluid-filled sac that develops from the amniotic cavity?
What are the three layers that the embryonic disc differentiates into?
What are the three layers that the embryonic disc differentiates into?
By what week does the embryo have a distinct head and tail and a beating heart?
By what week does the embryo have a distinct head and tail and a beating heart?
What is the name of the groove or hollow space between the nose and upper lip?
What is the name of the groove or hollow space between the nose and upper lip?
By what week is the embryo considered a fetus?
By what week is the embryo considered a fetus?
What is developing on the fingers and toes of the fetus by 12 weeks?
What is developing on the fingers and toes of the fetus by 12 weeks?
What is the fine, downy hair that grows over the body of the fetus by 12 weeks?
What is the fine, downy hair that grows over the body of the fetus by 12 weeks?
What is the main function of the Mitochondria in the midpiece of a sperm cell?
What is the main function of the Mitochondria in the midpiece of a sperm cell?
What is the primary function of the ovaries in the female reproductive system?
What is the primary function of the ovaries in the female reproductive system?
What is the approximate size of the sperm head?
What is the approximate size of the sperm head?
What is the purpose of the Acrosome in the sperm head?
What is the purpose of the Acrosome in the sperm head?
Where are the female reproductive organs located?
Where are the female reproductive organs located?
How often do females release eggs for fertilization?
How often do females release eggs for fertilization?
What happens to the fetus's appearance during the seventh to eighth month?
What happens to the fetus's appearance during the seventh to eighth month?
What is the approximate duration of each trimester?
What is the approximate duration of each trimester?
What is the function of the placenta?
What is the function of the placenta?
What is a common symptom experienced by the mother during the first trimester?
What is a common symptom experienced by the mother during the first trimester?
What happens to the mother's skin during the third trimester?
What happens to the mother's skin during the third trimester?
What is attached to the center of the placenta?
What is attached to the center of the placenta?
