Question 1
Question
By the oogenesis 4 mature oocytes occur from one oogonia.
Question 2
Question
Oogenesis is fully completed after the fertilization of the secondary oocyte.
Question 3
Question
By the spermatogenesis 1 mature spermatozoon occurs from on spermatogonia
Question 4
Question
The axis (axonema) of the spermatozoon flagellum is built of microtubules following the 9x3+0 formula.
Question 5
Question
The human spermatozoon head looks like "flame of candle" in shape.
Question 6
Question
The mitochondria are arranged in spiral fashion around the middle piece of the spermatozoon flagellum
Question 7
Question
The spermatogenesis starts during the
Answer
-
Embryonic period
-
Fetal period
-
Right after the birth
-
Puberty
Question 8
Question
The spermatozoon acrosome represents:
Question 9
Question
The oogenesis starts during the:
Answer
-
Embryonic period
-
Fetal period
-
Right after the birth
-
Puberty
Question 10
Question
The marker enzyme of the human spermatozoon acrosome is:
Answer
-
Hyaluronidase
-
Alkaline phosphatase
-
Acid phosphatase
-
Lipase
Question 11
Question
Which of the following organelles is not present in the ovum (mature oocyte):
Answer
-
Golgi apparatus
-
Mitochondria
-
Cenrtioles (cytocentre)
-
Lysosomes
Question 12
Question
Body of Balbiani (corpus Balbiani) is present in the:
Answer
-
Oogonia
-
Spermatogonia
-
Primary oocyte
-
Primary spermatocyte
Question 13
Question
The human spermatogenetic cycle occupys about:
Answer
-
22 days
-
72 days
-
52 days
-
10 days
Question 14
Question
The diameter of the human ovum is:
Question 15
Question
The spermatozoon length is:
Question 16
Question
The oogenesis is completed:
Answer
-
Before the fertilization
-
Before the fertilization
-
After the puberty
-
After the fertilization
Question 17
Question
Which of the following are specific for the acrosome:
Answer
-
Membrane organelle
-
Derived from the Golgi complex (zone)
-
Biochemical analogous to the lysosomes
-
Contains glocogen
-
Is built in the primary oocyte
Question 18
Question
Which of the following are specific for the spermatogenesis:
Answer
-
Starts during the embryonic period
-
Starts with the onset of puberty
-
Passes through three phases
-
Passes through four phases
Question 19
Question
Which of the following are specific for the secondary spermatocytes:
Answer
-
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)
Question 20
Question
The spermatozoon head contains:
Answer
-
Nucleus
-
Mitochondria
-
Centrioles
-
Acrosome