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Yes , it is mostly annelid character .
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What is chordates?
Chordates are the family of organisms that have a spinal column which supports their body structure. A chordate's nerve chord is the organ contained and protected by the spinal bones. The nerve chord is what transmits signals to and from the brain.
A vertebrate is any chordate that has a?
A vertebrate is defined as a chordate that has a backbone. The backbone is called the vertebrae. Vertebrates also have a nerve cord that is hollow.
Does a peripheal nerve pass from the spinal chord into the limbs?
No, but a peripheral nerve does.
What part of a spinal nerve contains only efferent fibers?
The ventral root of the spinal nerve has the efferent fibers and the dorsal root has the afferent. Prior to joining each other in the spine they each consist of only those fibers.
Which of the nerve plexuses originates from ventral rami L1 through L4?
Lumbar Plexus
Is an earthworm a chordate?
Yes, all chordates have a nerve chord running down their back and an earthworm has a nerve chord running down it's back therefore it is a chordate
Why is the earthworm dissected dorsal side up?
Earthworm is an invertebrate hence it has its nerve chord at the "front" of its body, that is at the ventral surface.To avoid causing damage to the nerve chord,earthworm(invertebrate)is dissected dorsal side up.
What is the main characteristic of chordate?
They are: a. a dorsal, hollow nerve chord b. a notochord c. pharyngeal gill slits d. and a post-anal tail
What does the ventral nerve cord do in a earthworm?
there is not a ventral nerve cord
Are chordates a central solid nerve cord?
Yes, chordate's nerve cord is hollow as opposed to animals that are non chordate with a nerve cord which are solid.
Are the ventral nerve cord and the ventral blood vessel connected?
no
Are the ventral nerve cord and ventral blood vessel connected?
no
What does the ventral root of a spinal nerve do?
the ventral root carries motor response
What is chordates?
Chordates are the family of organisms that have a spinal column which supports their body structure. A chordate's nerve chord is the organ contained and protected by the spinal bones. The nerve chord is what transmits signals to and from the brain.
What organisms have a ventral nerve cord?
A ventral nerve cord can be found in on the bottom (or lay on the bottom) of the organisms, such as grasshoppers and earthworms. Hope this helps! - AJ
A vertebrate is any chordate that has a?
A vertebrate is defined as a chordate that has a backbone. The backbone is called the vertebrae. Vertebrates also have a nerve cord that is hollow.
Why are Echinoderms considered to be closely related to chordate?
both have a nerve cord
