What condition is evidenced during embalming by diminished distribution and intravascular resistance?

The condition characterized by diminished distribution and intravascular resistance during embalming is thrombus. When a thrombus is present, it indicates a solid mass of platelets and fibrin that can obstruct blood flow within the blood vessels. This obstruction leads to reduced circulation, which is reflected in the embalming process as less effective distribution of embalming fluid.

In contrast, pneumonia primarily relates to respiratory issues, and while it may affect the body’s overall condition, it does not specifically result in diminished distribution and intravascular resistance during embalming. Septic shock, caused by widespread infection, can also impact circulation but tends to cause vasodilation and increased permeability, which are not aligned with the conditions described in the question. Atherosclerosis involves the hardening of arteries due to plaque buildup, leading to decreased blood flow but not specifically indicating the same intravascular resistance observed with a thrombus. Thus, the characteristics of diminished distribution and intravascular resistance are most closely associated with the presence of a thrombus during the embalming procedure.