A. A vasectomy usually takes about 30 minutes, and can be done under local or general anaesthetic. Men usually report feeling a mild to moderate ache in their testicles for a few seconds during the procedure. For a few days after the vasectomy the testicles may ache or feel like they have been kicked.
The right and left lung are not symmetrical, since your right lung has three lobes and your left lung has two. The lobes on both sides of your lungs are separated by fissures. The oblique fissure separates the largest lobe, the left upper lobe, or superior lobe, from the one below it. The lower is called the left lower, or inferior, lobe.
The left lung is subdivided into two lobes and thereby, into eight segments. The notation in brackets refers to the Boyden classification of bronchi. left upper lobe apicoposterior segment (B1/2) anterior segment (B3) superior lingular segment (B4) inferior lingular segment (B5)