Readiness assurance test embryology,professor of Anatomy and General surgery

1. 1. What are the … of the 9 days embryo?
a. 2 layers of embryonic disk
b. 2 layers of trophoblast
c. 2 extra-embryonic cavities
2. What is the characteristic which differentiate:
a. Secondary villi to the primary villi?
b. Tertiary villi to the secondary villi?
3. What are the 4 layers crossed by the gases,
nutriments from trophoblastic lacunae to the
villi blood?

2. 4. What are…?
a. 6 mains developmental events during the 3rd
week.
b. 4 parts of the gastrulation.
c. 4 parts of the gastrulating apparatus
(structure).
d. Derivate of the 1st cells that pass through the
gastrulating structure.
e. 3 roles of the notochord

3. 5. What are the roles of the following molecules?
a. HNF-3β
b. Lim1
c. BMP-4
d. FGF-8
e. Noggin
f. Retinoic acid
g. Cordin
h. Homeobox
i. PAX

4. 6. What are the…?
a. 3 parts of the embryonic mesoderm
b. 3 parts of somite
7. 4 step of the 2nd neurulation?
8. What are …?
a. First hematopoietic tissue in embryo
b. Location of the cardiogenic area
c. Beginning of heart beat
d. 2 layers of the lateral mesoderm plate and derivate
of each
e. 4 embryonic germ layers
f. 3 parts of the ectoderm
g. 5 secondary brain vesicles

5. 9. What is the most direct primordial of the
following adult organ?
a. Cornea
b. Cochlea
c. Aortic semi-lunar cusps
d. Ovary
e. Bronchi
f. Biceps brachii
g. nucleus pulposus
h. Vertebra
i. Spinal ganglion
j. Pancreas

6. 10. What are…?
a. 4 functions of amniotic fluid
b. 3 causes of hydramnios
c. 4 derivates of allantois
d. 4 functions of the placenta
e. Unit of the placenta
11. About hemolytic disease of the newborn:
a. What is the susceptible fetus-mother couple?
b. How the 1st susceptible fetus can be affected?
c. What is the preventive tool?

7. 12. A lady with a regular menstrual of 28 days has
had her menses from 10-5-2018 to 14-5-2018.
a. What was her expected next menstrual day?
b. What was her last ovulation day?
c. If she may be pregnant, at which age and stage
is the embryo/fetus today?
d. What is the best investigation at this stage?
e. What is her Expected Delivery Day (EDD)?

8. 1
2
3
4
5
6
7 8 9 10
11
I.

9. II.
1
2
3
4
6
5

10. 1
2
3
4
5
7
6
8
9
10
III. Name 1 derivate of: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10

11. 1
2
3
45
6
7
8
9
IV. Identify 1, 2, 3, 4, 5, 6, 7, 8, 9. 10
10