This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
Systemic miliary TB occurs when spread occurs via - 
Select and explain. 
A. Arterial, B. Venous, C. Lymphatic, D. Direct dissemination
A: Arterial
Answer: A: Arterial 
Explanation: Ans, is 'a' i.e., Arterial o Systemic miliary tuberculosis occurs when tubercle bacteria disseminate through the systemic arterial system. Miliary tuberculosis is most prominent in the liver, bone marrow, spleen, adrenals, meninges, kidneys, fallopian tubes, and epididymis, but could involve any organ.o Miliary pulmonary disease occurs when organisms draining through lymphatics enter the venous blood and circulate back to the lung.