By definition, organelles are the membrane-bound structures in a cell. The nucleus is an example. Other organelles are located in the cytoplasm such as mitochondria, chloroplasts, endoplasmic reticulum, Golgi apparatus, peroxisomes, lysosomes, vacuoles and glyoxisomes.An eukaryotic cell contains many mitochondria, occupying up to a quarter of the cytoplasmic volume.he nucleus is an example. Other organelles are located in the cytoplasm such as mitochondria, chloroplasts, endoplasmic reticulum, Golgi apparatus, peroxisomes, lysosomes, vacuoles and glyoxisomes.
Enlarged bile duct symptoms vary depending upon the cause of enlargement or dilation: Gallstones in bile duct leading to its enlargement: 1  Usually there is a long history of flatulent dyspepsia (eructation).
When there is a blockage occurring in the bile duct, these bile ducts turn out to be enlarged and this is referred to as dilated. Obstruction or dilatation of the bile duct may happen for many reasons as well as always deserves further examination. Common causes consist of gallstones that get disturbed and dislodged from the gallbladder and journeys thru the bile duct to the area where it empties into the duodenum.