Test 2 Version C

Question 1

Listed below cells are neural crest derivatives, except:

Answer 1

Chondrocytes

Question 2

The midportion of the dorsal epithelium of the somite is directed to form dermis by

Answer 2

Neurotrophin-3

Question 3

In cardiac development, significant role in the process of heart separation plays:

Answer 3

TBX5

Question 4

trisomy 13 causes:

Answer 4

patau syndrome

Question 5

.if the neural tube closure fails anywhere from the cervical region caudally the defect is called

Answer 5

spinia bifidia

Question 6

in lower vertebrates as reservoir for execratory products of the renal system serves:

Answer 6

allantois

Question 7

duchenne muscular dystrophy is inherited as:

Answer 7

X-linked recessive trait

Question 8

indicate the main source of progesterone:

Answer 8

Corpus luteum

Question 9

the hormone causing ovulation is released into the blood from:

Answer 9

hypothalamus

Question 10

The protein smoothened is involved in:

Answer 10

SHH signalling pathway

Question 11

indicate the amorphous substance enveloping an oocyte in mammals:

Answer 11

zona pellucida

Question 12

the diagram shows the alteration of hormone concentration in peripheral blood during menstrual cycle. With the arrow is indicated

Answer 12

LH

Question 13

mesothelial membranes develop from

Answer 13

lateral plate mesoderm

Question 14

the vitelline duct connects the yolk sac with

Answer 14

Midgut

Question 15

Indicate the gene responsible for initiation and maintenance of the primitive streak

Answer 15

Nodal

Question 16

indicate the gene regulating the dorsal mesoderm formation in the middle and caudal regions of the embryo

Answer 16

neurotrophine-3

Question 17

most familial cases of hirschsprung disease (congenital megacolon) are caused by mutations in the gene

Answer 17

RET

Question 18

Development of the telencephalon (cerebral hemisphere ) is regulated by:

Answer 18

FOXG1

Question 19

indicate disease being an example of trinucleotide repeat disorders:

Answer 19

Myotonic dystrophy

Question 20

indicate a primary brain vesicle

Answer 20

rhombencephalon

Question 21

Achondropplasia is caused by mutation in the gene:

Answer 21

FGF3

Question 22

Indicate the transcription factor specifying the large intestine and rectum (inducing development of large intestine and rectum)

Answer 22

CDXA

Question 23

In the kidney development, conversion of the mesenchyme to an epithelium for nephron formation is regulated by

Answer 23

WNT4

Question 24

Indicate receptors for proteins of the hedgehog family

Answer 24

Patched

Question 25

In the process of spermatogenesis, as the result of meiosis 2 are formed

Answer 25

secondary spermatocytes

Question 26

Disruption of crest cell development may lead to:

Answer 26

Treacher Collins Syndrome

Question 27

Some forms of holoprosencephaly are by mutation in the gene:

Answer 27

notch

Question 28

Indicate the inhibitors of BMP in the process of neural induction

Answer 28

Noggin

Question 29

Taking into consideration chemical structure of the estrogen you count these hormones among:

Answer 29

steroids

Question 30

Indicate the cause of Turner Syndrome

Answer 30

Monosomy X