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Anatomy > Spermatogenesis > Flashcards

Spermatogenesis Flashcards

1
Q

What is the spermatogenesis?

A

The synthetisation of spermatozoa

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2
Q

Where does the spermatogenesis is process?

A

In the seminiferous tubule

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3
Q

What happened in the epididymis

A

The maturation of the sperm cell

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4
Q

What are the different phases of spermatogenesis?

A
  1. Multiplication
  2. Growth
  3. Maturation
  4. Transformation
  5. Liberation
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5
Q

What happened during the multiplication to the spermatogonia?

A

Mitosis

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6
Q

In what the spermatogonia A are transformed?

A

In spermatogonia B

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7
Q

The Growth is the begening of what?

A

Mitosis 1

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8
Q

The Meiosis 1 transform 1 … into 2 ….

A

Primary spermatocyte Secondary spermatocyte

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9
Q

What are the secondary spermatocyte compared to the primary spermatocyte

A

Haploide N

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10
Q

What’s the process during the maturation?

A

Meiosis 2

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11
Q

During the meiosis 2 secondary spermatocyte become

A

4 early spermatids

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12
Q

During the transformation how are called the spermatids and what is their shape?

A

Late spermatids Round

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13
Q

During the transformation what happened to the nucleus?

A

Decrease, RNA

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14
Q

During the transformation what happened to the Golgi aparatus?

A

Acrosome

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15
Q

During the transformation what happened to the centriole?

A

Flagellum (Tail)

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16
Q

During the transformation what happened to the mitochondria?

A

Mid piece

17
Q

During the transformation what happened to the citoplasm?

A

Residual body

18
Q

At the end of the transformation what have became the late spermatids?

A

Spermatozoa

19
Q

During the liberation what way the spermatozoa follows?

A

Lumen - Epididymis

20
Q

What is the structure of a mature spermatozoa? (From to top to bottom)

A

Head - Neck - Middle piece - Flagellus

21
Q

With whqt the semens is composed?

A

Spermatozoa + seminal plasma

22
Q

What happened to the concentration of spermatozoa when the volume increase?

A

It decrease

23
Q

What are the 2 types of abnormal spermatozoa?

A

Compensable defects and uncompensable defects

24
Q

What the uncompensable defects can’t do?

A

Fertilized the Eggs

Anatomy (6 decks)

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