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What is a group of nerve cells?
cranial nerve which 2 pairs arise from neuron cell bodies in forebrain 10 pairs arise from the midbrain and hindbrain spinal nerve 31 pairs grouping into 8 cervical 12 thoracic 5 lumber 5 sacral 1 coccygeal A group of nerve cells or neurons is called ganglia in the peripheral nervous system and nuclei in the brain.
What is the name of the nerve that links the two hemispheres together?
corpus colossum is the structure that links the two hemisphere together. It is made by commisural fibres. I'm not sure about the specific name of the nerve that links the two hemisphere together.
What are the colors of your nervous system?
Nervous tissue does not have a specific color as it is made up of cells, fibers, and blood vessels. However, nerve tissue can appear white due to the myelin sheath that surrounds certain nerve fibers.
The role of the myelin sheath?
The myelin sheath is a protective covering that surrounds nerve fibers and helps in efficient transmission of nerve impulses. It acts as an insulator, speeding up the transmission of signals along the nerves. Damage to the myelin sheath can result in disruptions in nerve signal transmission and lead to conditions such as multiple sclerosis.
What is meant by the term ''reflex''?
A reflex is an automatic or involuntary response to a stimulus, typically involving a sensory nerve and a motor nerve. It is a rapid and predictable reaction that helps protect the body from harm. Examples include the knee-jerk reflex and the pupillary reflex.
What is the major nerve stimulating the diaphragm?
While reading " Structure and Function of the Human Body" I believe the correct answer is the phrenic nerve. Hope this helps. the nerve that stimulates is the phrenic nerve but it arises from the cervical plexus
What nerve causes the deaphragm to contract and initiate inhalation?
The phrenic nerve is responsible for stimulating the diaphragm to contract and initiate the process of inhalation. It arises from the spinal cord and plays a crucial role in controlling breathing by sending signals to the diaphragm muscle.
Which spinal plexus gives rise to the phrenic nerve and what organ does this nerve supply?
The phrenic nerve arises from the cervical plexus (C3-C5) and supplies the diaphragm, which is the primary muscle involved in breathing.
What nerve innervates the diaphragm causing it to contract?
Phrenic
From what plexus does the phrenic nerve arise?
The phrenic nerve arises from the cervical plexus, specifically from nerve roots C3, C4, and C5. It travels down through the thorax to innervate the diaphragm, playing a crucial role in breathing.
What spinal nerve serves the diaphragm?
Phrenic nerves from brachial and cervical plexus.
What spinal group controls diaphragm?
The phrenic nerve, which arises from the C3-C5 nerve roots in the cervical spine, innervates the diaphragm muscle and controls its function. Dysfunction of the phrenic nerve can impair breathing and lead to respiratory issues.
What nerve stimulates the diaphragm?
ulna
Is the phrenic nerve a mixed nerve?
Yes, the phrenic nerve is a mixed nerve. It contains both motor and sensory fibers. The phrenic nerve plays a crucial role in controlling the diaphragm, the main muscle involved in breathing.
What primary nerve that controls breathing is found in which nerve plexus?
The nerve that control the larynx during breathing is the Vagus Nerve.
What muscle does the phrenic nerve innervate?
The phrenic nerve innervates the diaphragm which is our main breathing muscle. It is a broad flat sheet that encircles our lower ribcage and separates our thoracic from our abdominal cavities. The phrenic nerve arises from the C3-C5 level of our vertebrae. In the event of a broken neck, that is often the determining factor whether someone will die (from an inability to breathe) or is just paralyzed.
What nerve carries impulses to the diaphragm?
The phrenic nerve carries impulses to the diaphragm, controlling its movement and function. It originates from the cervical spine (C3-C5) and plays a crucial role in regulating breathing by stimulating the diaphragm to contract during inspiration.
