This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Brain , Subject name: Anatomy
The cerebral peduncle consists of all the following pas except 
Select and explain. 
A. Crus cerebri, B. Substantia nigra, C. Tegmentum, D. Tectum
D: Tectum
Answer: D: Tectum 
Explanation: Each half of the midbrain anterior to the aqueduct is called the cerebral peduncle. Each cerebral peduncle is subdivided into (a) The crus cerebri, anteriorly; (b) the substantia nigra, in the middle; and (c) the tegmentum, posteriorlyRef: BD Chaurasia; Volume 3; 6th edition; Brain; Page no: 328