Major geographical features of Botswana. The Kalahari a waterless place, a vast arid to semi-arid area in Southern Africa covering much of Botswana and parts of Namibia and South Africa.
Medical Definition of bypass. : a surgically established shunt cardiopulmonary bypass of blood from the right atrium to the aorta; also : a surgical procedure for the establishment of a shunt âWhen a bypass is performed on more than one coronary artery or branch, the number of times (double, triple, etc.) is often specified. bypass.
In a bypass surgery, a blood vessel from either the chest or the leg is grafted on the coronary artery that has a blockage. The process ensures that the blocked part of the arteries is bypassed and blood can flow easily through this new vessel. It is a surgical procedure that requires hospitalization.