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CHE - Reproductive Tissue

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Sole C
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CHE - Reproductive Tissue

CHE - Reproductive Tissue

Question 1 of 20

1

By the oogenesis 4 mature oocytes occur from one oogonia.

Select one of the following:

  • True
  • False

Explanation

Question 2 of 20

1

Oogenesis is fully completed after the fertilization of the secondary oocyte.

Select one of the following:

  • True
  • False

Explanation

Question 3 of 20

1

By the spermatogenesis 1 mature spermatozoon occurs from on spermatogonia

Select one of the following:

  • True
  • False

Explanation

Question 4 of 20

1

The axis (axonema) of the spermatozoon flagellum is built of microtubules following the 9x3+0 formula.

Select one of the following:

  • True
  • False

Explanation

Question 5 of 20

1

The human spermatozoon head looks like "flame of candle" in shape.

Select one of the following:

  • True
  • False

Explanation

Question 6 of 20

1

The mitochondria are arranged in spiral fashion around the middle piece of the spermatozoon flagellum

Select one of the following:

  • True
  • False

Explanation

Question 7 of 20

1

The spermatogenesis starts during the

Select one of the following:

  • Embryonic period

  • Fetal period

  • Right after the birth

  • Puberty

Explanation

Question 8 of 20

1

The spermatozoon acrosome represents:

Select one of the following:

  • Cistern of the smooth-surfaced endoplasmic reticulum

  • Secretory granule

  • Cistern of the Golgi complex (zone)

  • Lysosome

Explanation

Question 9 of 20

1

The oogenesis starts during the:

Select one of the following:

  • Embryonic period

  • Fetal period

  • Right after the birth

  • Puberty

Explanation

Question 10 of 20

1

The marker enzyme of the human spermatozoon acrosome is:

Select one of the following:

  • Hyaluronidase

  • Alkaline phosphatase

  • Acid phosphatase

  • Lipase

Explanation

Question 11 of 20

1

Which of the following organelles is not present in the ovum (mature oocyte):

Select one of the following:

  • Golgi apparatus

  • Mitochondria

  • Cenrtioles (cytocentre)

  • Lysosomes

Explanation

Question 12 of 20

1

Body of Balbiani (corpus Balbiani) is present in the:

Select one of the following:

  • Oogonia

  • Spermatogonia

  • Primary oocyte

  • Primary spermatocyte

Explanation

Question 13 of 20

1

The human spermatogenetic cycle occupys about:

Select one of the following:

  • 22 days

  • 72 days

  • 52 days

  • 10 days

Explanation

Question 14 of 20

1

The diameter of the human ovum is:

Select one of the following:

  • 5 µm

  • 120 µm

  • 20 µm

  • 220 µm

Explanation

Question 15 of 20

1

The spermatozoon length is:

Select one of the following:

  • 60 µm

  • 10 µm

  • 5 µm

  • 30 µm

Explanation

Question 16 of 20

1

The oogenesis is completed:

Select one of the following:

  • Before the fertilization

  • Before the fertilization

  • After the puberty

  • After the fertilization

Explanation

Question 17 of 20

1

Which of the following are specific for the acrosome:

Select one or more of the following:

  • Membrane organelle

  • Derived from the Golgi complex (zone)

  • Biochemical analogous to the lysosomes

  • Contains glocogen

  • Is built in the primary oocyte

Explanation

Question 18 of 20

1

Which of the following are specific for the spermatogenesis:

Select one or more of the following:

  • Starts during the embryonic period

  • Starts with the onset of puberty

  • Passes through three phases

  • Passes through four phases

Explanation

Question 19 of 20

1

Which of the following are specific for the secondary spermatocytes:

Select one or more of the following:

  • Haploid number of chromosomes

  • The biggest in size male germ cells

  • Are formed during the second phase of spermatogenesis (phase of cell growth)

  • Are formed during the first phase of spermatogenesis (phase of cell multiplication)

Explanation

Question 20 of 20

1

The spermatozoon head contains:

Select one or more of the following:

  • Nucleus

  • Mitochondria

  • Centrioles

  • Acrosome

Explanation

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