yes
Yes
Yes. Kangaroos, like humans, are vertebrates, which are a subset of chordates (having a dorsal nerve cord).
True. All chordates have a dorsal tubular nerve cord, which is a defining characteristic of this phylum.
Yes.
frontal lobe
The nerve supply to the levator scapula muscle is from the dorsal scapular nerve (C5) and the third and fourth cervical nerves (C3, C4) that form the cervical plexus.
Dorsal means pertaining to the back, so a dorsal nerve cord is essentially a spinal cord; it's the never cord in the back. It connects the brain to all of the body below the head.
A dorsal, hollow nerve cord.
spinal nerve
Dorsal.
Yes. all animals that have a an endoskeleton and a backbone will be present with a dorsal nerve cord.
axons of sensory neurons