The Input from the Eyes to the Suprachiasmatic Nucleus, Responsible

question 70

Multiple Choice

 The input from the eyes to the suprachiasmatic nucleus, responsible for shifting the phase of the circadian rhythm, originates from ____.

• A) cones only
• B) ganglion cells that are not connected to any cones or rods
• C) cones and rods equally
• D) rods only

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Definitions:

Vertebral Foramen

The vertebral foramen is the central canal within each vertebra of the spine through which the spinal cord passes.

Laminae

Thin layers or plates of tissue or material, forming part of the structure of plants or animals.

Sacral Foramina

Openings in the sacral bone of the spine through which nerves and blood vessels pass.

Sacrum

A large, triangular bone at the base of the spine, formed by the fusion of five vertebrae, and connected to the pelvis.