What are the 3 main sections of the brain stem?
The first two nerves originate in the cerebrum, and the remaining 10 cranial nerves emerge from the brainstem, which has three parts: the midbrain, the pons and the medulla.
What are the parts of the brain stem?
The brainstem is the structure that connects the cerebrum of the brain to the spinal cord and cerebellum. It is composed of 3 sections in descending order: the midbrain, pons, and medulla oblongata.
What are the 4 functions of the brainstem?
The brainstem has many basic functions, including regulation of heart rate, breathing, sleeping, and eating. It also plays a role in conduction. All information relayed from the body to the cerebrum and cerebellum and vice versa must traverse the brainstem.
What does the pons do?
Your pons is a part of your brainstem, a structure that links your brain to your spinal cord. It handles unconscious processes and jobs, such as your sleep-wake cycle and breathing. It also contains several junction points for nerves that control muscles and carry information from senses in your head and face.
What do the medulla and pons do?
Pons: The middle portion of the brainstem coordinates facial movements, hearing and balance. Medulla oblongata: The bottom part of the brainstem helps regulate your breathing, heart rhythms, blood pressure and swallowing.
What is the difference between pons and medulla?
Whereas the pons is located in the upper part of the brainstem, the medulla oblongata is a structure located in the lower half of the brainstem. Just because the medulla oblongata is beneath the pons doesn’t mean it’s any less significant. In fact, they often work in tandem on issues such as breathing.
What is the pons responsible for?
Is the pons GREY or white matter?
The gray matter of pons can be homologous to the spinal cord, such as cranial nerve nuclei, or the gray matter of its own. Pontine gray matter includes pontine nuclei, the gray matter of reticular formation, the superior olivary nucleus, trapezoid body nucleus, and nucleus of the lateral lemniscus.