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Anatomy and Physiology quiz 3-3
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Terms in this set (65)
The testes have __________ which are _________(normal number of chromosomes) there are 50 million of them going through meiosis.
Spermatocytes
Diploid
When spermatocytes go through meiosis, _________ _________ which are haploid have to lose cellular material and produce flagella to become sperm.
4 spermatids
How many sperms are made a day?
2-3 million per day
What do spermatids have to go through to become sperm?
4 spermatids have to lose cellular material and produce flagella to become sperm
The sperm carries the _________to the egg
DNA
What are the 4 parts of the sperm?
Nucleus
Acrosome
Flagellum
Mitochondria
The _______of the sperm contains the DNA
Nucleus
The _______of the sperm is a packet of enzymes to break way into an egg to deliver DNA
Acrosome
What provides ATP to allow for the flagellum to move?
Mitochondria
What allows the sperm to move?
Flagellum
In the formation of human gametes, the Ova (eggs) have what to stages?
Primary oocyte (diploid)
Secondary oocyte/polar body (haploid)
When and where does the primary oocyte happen?
Happens at birth
1-2 million in follicles
Primary oocyte is stopped during _________ and how many cells per month complete meiosis 1 AFTER menarche? What is uneven during this?
Prophase 1
One cell/month
Cytokenisis
Secondary oocyte/polar body only completes ________if egg is __________
Meiosis 2 if egg is fertilized
During secondary oocyte/ polar body there is 1 _____and 3 ______ which are haploid
Ovum
Polar bodies
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