Exercise 21: The Nervous System
No description yet. This curated deck is ready for daily study.
Card preview (12)
Identify the 2 principal divisions of the nervous system of vertebrates.
• central nervous system • peripheral nervous system
Identify the organs involved in the central nervous system.
• brain • spinal cord
Identify the divisions of the peripheral nervous system.
• somatic nervous system • autonomic (visceral) nervous system
Are motor and sensory nerves emerging from the brain.
cranial nerves
Are motor and sensory nerves emerging from the spinal cord.
spinal nerves
Complete the sentence below: The _______________ nervous system relays sensory information.
peripheral
Complete the sentence below: The 1st, 2nd, and 3rd spinal nerves fuse into the _______________.
brachial plexus
Complete the sentence below: The 1st, 2nd, and 3rd spinal nerves fuse into the ____________.
brachial plexus
Are organs innervated by the 1st spinal nerve.
• tongue • jaw • hyoid
It innervates the forelimb.
2nd spinal nerve
It continues into the forelimb as the brachial nerve.
2nd spinal nerve
It is innervated by the 3rd spinal nerve.
shoulder