OPATH - 3-5TH WEEK

GERM LAYER

flat disc/flat layer of cells

3RD WEEK

what week does germ layer develop?

GERM LAYERS

EME

• ectoderm

• mesoderm

• endoderm

ENDODERM

which germ layer gives rise to lung cell, thyroid cells, digestive cells?

MESODERM

which germ layer gives rise to cardiac muscles, skeletal muscles, tubule cells of the kidney, rbc, smooth muscles on gut or digestive tract?

ECTODERM

which germ layer gives rise to skin cells, neuron on the brain, pigment cells?

4TH WEEK

a WEEK where there will be folding rostrocaudally from head to toe into the lateral axis

ELONGATION

what happens to the germ layer in the 4th Week?

ROSTROCAUDAL

head to toe

LATERAL

will expand laterally

FOLDING

it is the expanding of cells

NEURAL TUBE 2

could be found cut down

NEURAL TUBE

what is the primitive of forebrain?

STOMODEUM

what is the primitive of your oral cavity?

STOMODEUM 2

what structure could be found in between the cardiac bulge and frontal prominence?

BUCCOPHARYNGEAL MEMBRANE

wall between foregut and stomodeum

BUCCOPHARYNGEAL MEMBRANE 2

what do you call an ectodermal lining?

FOREGUT

it is the primitive of digestive tract

BRANCHIAL POUCHES

it is the primitive if pharynx?

SIX

amount of Brachial Pouches

MAXILLARY PROCESS & MANDIBULAR PROCESS

what are the first 2 pouches

4TH WEEK 2

at what week does the face develop?

5TH WEEK

development of nose will start at?

FRONTAL PROMINENCE

during the 5th week, this will elongate

5TH WEEK 2

will give rise to the medial nasal process and lateral nasal process