Polands syndrome includes absence of breast tissue and sternal portion of pectoralis major. Common in males.

#311 What is POLANDS SYNDROME ?

#310 The Ebola virus causes an acute, serious illness which is often fatal if untreated. Ebola virus disease (EVD) first appeared in 1976 in 2 simultaneous outbreaks, one in Nzara, Sudan, and the other in Yambuku, Democratic Republic of Congo. The latter occurred in a village near the Ebola River, from which the disease takes its name. There are 5 species that have been identified: Zaire, Bundibugyo, Sudan, Reston and Taï Forest. The first 3, Bundibugyo ebolavirus, Zaire ebolavirus, and Sudan ebolavirus have been associated with large outbreaks in Africa. The virus causing the 2014 west African outbreak belongs to the Zaire species.

quiz #310 'Zaire, Bundibugyo, Sudan, Reston and Taï Forest' are linked to which disease ?

Grave's disease was originally described by an Irish physician, Dr. Robert Graves, in 1835.

Development of oesophagus begins at 3rd week of gestation. Fetus takes the first swallow by 14th week.