Embryology and histology

Most common chromosomal abnormalities in abortions include all except:

1. Turner syndrome
2. Triped
3. Trisomy 16
4. None of the above

Abnormalities due to nondysjunction occurs at the level of .......

1. mitosis
2. meiosis I
3. Meiosis II
4. Both Meiosis I and II

Concerning Klinefelter syndrome

1. found in males only
2. found in females only
3. found in both males and females
4. usually detected at birth

Which of these syndrome is not an example of microdeletions

1. Angelman Syndrome
2. Miller - Dicker Syndrome
3. Prader - Willi - Syndrome
4. Turner syndrome

Cleavage is a factor of

1. Meiosis
2. Mitosis
3. Differentiation
4. Expansion

When does the embryo become fully implanted?

1. 9th day
2. 13th day
3. 12th day
4. 8th day

Attachment of the embryo involves the following except

1. Integrins form the trophoblasts
2. Integrins from the embryoblasts
3. Fibronectin
4. Laminin proteins

The aim of meiosis in gametogenesis is

1. To produce the female gamete
2. To reduce the number of chromosomes in the gamete
3. To increase the size of the gametes
4. To produce the male gamete
5. None of the above