B3 - The right half of the heart

Question 1

Atria dexter

Answer 1

• Mm. pectinati
• Sulcus terminalis (external groove, opposite christa terminalis)
• Crista terminalis (Internal muscular ridges on the wall between sinus venarum cavarum and auricula dextra)
• Sinus venarum cavarum
• Fossa ovalis (depression in the septal wallm remnant of for. ovale)
• Limbus fossa ovalis (elevated rim of fossa ovalis)
• Auricula dextra
• Ostium venae cavae cranialis
• Ostium venae cavae caudalis
• Tuberculum intervenosum
• Valvula venae cavae caudalis (valve-like fold near ostium venae cavae caudalis, frequently disappears)
• Ostium sinus coronarii
• Valvula sinus coronarii

Question 2

ventriculus dexter

Answer 2

• Ostium atrioventriculare dextrum
• Valva atrioventricularis dextra
  
  • ​Cuspis angularis
  • Cuspis parietalis
  • Cuspis septalis
• Crista supraventricularis
• Conus arteriosus (where tr. pulmonalis arise)
• Trabecula carnea
• Mm. papillaris
  
  • ​M. papillaris subarteriosus (→ septum)
  • M. papillaris magnus (→ parietal, occasionally septum in Ca)
  • M. papillaris parvi (→ septum)
• Chorda tendinae
• Trabecula septomarginalis
• Purkinje fibers