Q- Which one of the following parts of fallopian tube is the widest and the most common site for fertilization?
Q- Coagulation factor VIII is produced by which of the following cells?
A- Endothelial cells
B- Hepatic cells
C- Juxtaglomerular cells
D- Splenic macrophages
Q- Which one of the following substances induces the closure of patent ductus arteriosus?
D- Prostaglandin E