Male Reprodcutive Organs And Sytems Flashcards
Sperm is an example of what?
A gamete
What happens during sexual reproduction?
The sperm’s nucleus joins the eggs nucleus to fertilise the egg.
What are the 3 main parts of the sperm?
Head, body and tail
What does the head contain?
Chromosomes which is the genetic info from the father.
A sperm has a lot of mitochondria what do they do?
Sperm has a lot of mitochondria because they release a lot of energy, helping it swim faster and for a longer period of time
A sperm has an acrosome at a tip what is it and what does it do?
The acrosome at the tip of the sperm contain enzymes to help breakthrough many layers of the egg to reach the egg’s nucleus and fertilise it to produce an offspring.
What is the overall function of the male reproductive system?
To produce and ejaculate sperm
What is the average amount of sperm released?
250 million in the p***s at 30 mph!
What is the journey of a sperm that it has to take to enter the egg?
First the sperm enter the uterus through the cervix, 1% make it through. Next they must swim through the uterus to reach the oviduct, only 20 sperm make it. They may need to wait here for more than 5days for the egg to be released.
What is six, most important parts does a sperm include
A cell membrane, a nucleus, a flagellum, a mitochondria, a cytoplasm and an acrosome.
What are the most important part of the male reproductive system?
The glands, the sperm duct, the urethra, the penis and the testes
What do the glands do?
Produce and release different hormones
What does the sperm duct do?
Moves sperm away from the storage place in its testicle
What does the urethra do?
The urethra allows urine to enter through the penis.
What does the scrotum do?
It protects the testicles
