APPLIED RADIOLOGICAL ANATOMY

ANATOMY

NEURORADIOLOGY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
medulla oblongata
A
an area of the brain that helps conduct neural impulses from the brain to the spinal cord; regulates breathing, heart rate, blood pressure, and body temperature
B
three layers of connective tissue that protect the brain and spinal cord
C
one part of the brain stem, which serves as the passageway for electrical impulses as they travel between the brain and spinal cord
D
specialized tissue cells that ingest, digest, and convert nutrients into energy for the cells of the body
Explanation: 

Detailed explanation-1: -Your medulla oblongata is the bottom-most part of your brain. Its location means it’s where your brain and spinal cord connect, making it a key conduit for nerve signals to and from your body. It also helps control vital processes like your heartbeat, breathing and blood pressure.

Detailed explanation-2: -Thalamus: The thalamus is the relay center of the brain. It receives afferent impulses from sensory receptors located throughout the body and processes the information for distribution to the appropriate cortical area.

Detailed explanation-3: -The medulla oblongata controls autonomic functions and connects the higher levels of the brain to the spinal cord. It is also responsible for regulating several basic functions of the autonomic nervous system, including: Respiration: chemoreceptors. Cardiac center: sympathetic system, parasympathetic system.

Detailed explanation-4: -The medulla oblongata functions as a cyclic breathing center for the regulation of breathing. This is done through inspiratory neurons found inside the medulla that send motor impulses to the diaphragm and external intercostal (rib) muscles.

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