Fate of Primitive heart tube:

 

      Parts and their Adult structures are given below:

•   Trancus Arteriosus
• Aorta
• Pulmonary trunk 
•  Bulbus cordis    
• smooth part of right ventricle (conus arteriousus)
• smooth part of left ventricle (aortic vestibule)
•  Primitive  ventricle:
• trabeculated  part of right ventricle
• trabeculated part of left ventricle
•  Primitive atrium:
• trabeculated  part of right atrium
• trabeculated part of left atrium
•  Sinus venosus (  right horn & left horn )
• smooth part of right atrium ( sinus venarum )
• coronary sinus
• oblique vein of left atrium

Brilliantly transilluninable swellings

1. Cystic hygroma
2. Congenital hydrocele
3. Meningocele with thin skin cover
4. Ranula
5. Epididymal cyst

Causes of Torticollis or Wry neck in infant and children.

• Congenital abscence of sternoclidomastoid muscle
•  Familial or postural
• Squint
• sternimastoid tumor
• Abnormal position in utero
• Cervical hemivertebrae
• Cervical lymphadenitis or abscess
• Retropharyngeal abscess
• Posterior fossa tumors
• Acute atlanto axial sublaxation
• Atlanto axial rotatory sublacation
• Sandifer syndrome in GERD