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: Anatomy
Lymphatics from the spongy urethra drain into which of the following lymph nodes: 
Select and explain. 
A. Sacral nodes, B. Deep inguinal nodes, C. Internal inguinal nodes, D. Superficial inguinal nodes
B: Deep inguinal nodes
Answer: B: Deep inguinal nodes 
Explanation: Lymphatics from glans penis, prostatic urethra, spongy urethra and superficial inguinal nodes drains into deep inguinal lymph nodes. Ref: Grant's Atlas of Anatomy By A M R Agur, 13th Edition, Page 233