lecture 5

Question 1

in 2nd week what happen to the empryoblast

Answer 1

tow kinds of cells are created epiblast , hypoblast

Question 2

is epiblast up or down

Answer 2

up

Question 3

what is gastrulation that happens in 3rd week

Answer 3

epiblast becomes : endoderm , ectoderm , mesoderm

Question 4

what kind of organs are created from endoderm

Answer 4

מערכת העיכול , מערכת הנשימה , כבד

Question 5

what is created from ectoderm

Answer 5

העור השיער , מערכת העצבים

Question 6

what is created from mesoderm

Answer 6

מערכת העצבים

Question 7

sacrococogeal teratoma pathalogy

Answer 7

שק שנמצא מחוץ ונמצאים בו כל מיני תאים שלא התמיינו , if the premetive streak has not closed as sholud

Question 8

what is created from the neural blate

Answer 8

מערכת עצבים מרכזית

Question 9

what is created from the neural crest

Answer 9

מערכת עצבים היקפית

Question 10

what neurolation

Answer 10

folding and clusore of th neural tube

Question 11

what Anencephaly pathalogy

Answer 11

לא מתפתח מוח הגולגולת מכיוון ש neural tube( rostral neuropore) לא נסגר

Question 12

spina bifida pathology

Answer 12

לא מתפתח מוח הגולגולת מכיוון ש neural tube( caudal neuropore) לא נסגר

Question 13

what are three types of spina bifida

Answer 13

oculta , meaningoccele , myelomeaninocel

Question 14

what kind of neurons are created from the alar plate

Answer 14

sensor neurons

Question 15

what kind of neurons are created from the basal plate

Answer 15

motor neurons

Question 16

what is the right order of mesonecephalon , Rhombencephalon , prosencephalon

Answer 16

pro–> meso –> Rhomb
forebrain –>midbrain–>hindbrain

Question 17

what is created from the diencephalon

Answer 17

everything that has thalamus in their me

Question 18

what is created from Telencephalon

Answer 18

the lobes of the brain

Question 19

what are the three flxtrues

Answer 19

cervical flexture ( בין חוט השדרה ומוח הגולגולת )
pontine flexture ( באזור הpons מקום החדר הרביעי )
cephalic flexture ( בין המוח הקדמי למוח האמצעי)