Final answer:
The roots 'super' and 'supra' are used in biological terms to indicate a position above or higher than another part of the body, like 'superior vena cava' and 'suprachiasmatic nucleus'.
Step-by-step explanation:
The query revolves around the linguistic roots commonly found in anatomical terms, hence the subject lies within Biology, particularly when examining the terminology and language used in reference to the human body. Understanding such roots is imperative for comprehending complex medical and biological terminology. Let's break down the listed roots: Super, supra, and ultra. The root 'super' often denotes a position above or higher than another aspect of the body, as in 'superior vena cava,' which is located above the heart. Similarly, 'supra' implies an over or above status, such as the 'suprachiasmatic nucleus', found above the optic chiasm in the brain. Lastly, 'ultra-' generally signifies beyond or excessive, but this root isn't included in the provided references.