anatomy 9 - 10/24/08 (Test question everyone got wrong-...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
10/24/08 (Test question everyone got wrong- Which of the following is the third ventricle immediately adjacent to? ) - Mid brain / brain stem o Mesencephalon Midbrain Cerebral peduncles Nothing more than projection fibers which originate up in the cerebrum and come to lower parts of the brain o Most going to cerebellum for coordination Tectal plates Superior colliculi o Are important in visual reflex (eye-hand coordination) Coordinating movements of eyes, neck, and other appendages Inferior colliculi o Responsible for auditory reflex Moving head to hear a sound better or to get a perception of where its coming from Cranial nerve that controls amount of vibration of eardrum; inferior colliculi regulates the vibration so they don’t rupture when exposed to loud noises Substantia nigra Dark because they contain a high concentration of melonin Cerebral nuclei send impulses here to be smoothed out o What is coming from cerebral nuclei are individual impulses that were contrived individually, if they weren’t smoothed out muscle contractions would be jerky (substantia nigra makes muscle contractions smooth as opposed to jerky) o Parkinson’s disease neurons in substantia nigra die and do not
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 3

anatomy 9 - 10/24/08 (Test question everyone got wrong-...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online