Embryology Flashcards Preview

Anatomy Year 1 Medicine > Embryology > Flashcards

Flashcards in Embryology Deck (25)
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1
Q

What is the respiratory system derived from?

A

Foregut of primitive gut tube

2
Q

What is the lung buds and trachea derived from?

A

ventral wall of primitive foregut

3
Q

What is the oesophagus derived from?

A

oesophgeatracheal septum

4
Q

What is the visceral pleura derived from?

A

splanchnic layer of lateral plate mesoderm

5
Q

What is the parietal layer derived from?

A

Somatic layer of lateral plate mesoderm

6
Q

What is the central tendon of the diaphragm derived from?

A

Septum transversum

7
Q

What is the muscular part of the diaphragm derived from?

A

septum transversum

8
Q

What is the parietal layer of the serous pericardium derived from?

A

Somatic mesoderm

9
Q

What is the fibrous pericardium derived from?

A

Somatic mesoderm

10
Q

What is the visceral layer of serous pericardium derived from?

A

Splanchnic mesoderm

11
Q

What is the fossa ovalis derived from?

A

foramen ovalis

12
Q

What is the ascending aorta derived from?

A

Truncus arteriosus

13
Q

What is the pulmonary trunk derived from?

A

truncus arteriosus

14
Q

What is the RV derived from?

A

Bulbus cordis

15
Q

What is the LV derived from?

A

Primitive ventricle

16
Q

What is the RA derived from?

A

primitive atrium and sinus venosus

17
Q

What is the LA derived from?

A

primtive atrium

18
Q

What is the auricles derived from?

A

primitve atrium

19
Q

What happens to first and second aortic arch?

A

Disappear

20
Q

What happens to third aortic arch?

A

common carotid artery

21
Q

What happens to 4th aortic arch?

A

Aortic arch

22
Q

What happens to 5th aortic arch?

A

Disappears

23
Q

What happens to 6th aortic arch?

A

Right - right pulmonary artery

Left - left pulmonary artery

24
Q

What does the ligamentum venosum of the liver come from?

A

Ductus venosus

25
Q

What does the ligamentum arteriosum come from?

A

Ductus arteriousus