1-This structure contains unmyelinated axons and serves as a communication route between the right and left sides of the gray matter in the spinal cord. a.Posterior commissure b.Gray commissure...

Multiple choice


Extracted text: 1-This structure contains unmyelinated axons and serves as a communication route between the right and left sides of the gray matter in the spinal cord. a.Posterior commissure b.Gray commissure c.Lateral commissure d.Denticulate ligaments e.White commissure 2-In the brain, the outer cerebral cortex consists of gray matter, but in the spinal cord, gray matter is confined to the innermost regions. True/False 3-The tapered, conical inferior end of the spinal cord is called the conus A. finalis B. medullaris C. equine D. caudalis E. sacralis 4-lf a person suffers a thorax-crushing injury and is unable to breathe properly, you would a-Transverse cervical nerve b-Sciatic nerve c-Greater auricular nerve d-Phrenic nerve e-Accessory nerve suspect that this nerve was damaged. 5-In a lumbspace between the dura mater and arachnoid mater. a-space between the arachnoid mater and pia mater. b-space just superficial to the dura mater. c-central canal of the spinal cord. d-space just deep to the pia mater.ar puncture (spinal tap), fluid is extracted from the 6-A spinal nerve contains a-motor axons only. b-sensory axons only.


Extracted text: c-both motor axons and sensory axons. 7-The lateral horns of the spinal cord contain a-axons of sensory neurons and interneuron cell bodies. b-axons of motor neurons and interneuron cell bodies. C-axons of sensory and motor neurons. d-cell bodies of autonomic motor neurons. e-axons of interneurons. 8-The spinal cord allows for two-way communication between the brain and body.. True\Fal 9-A network of interwoven anterior rami of spinal nerves is a a-ganglion. b-ramus. c-plexus. d-dermatome. e-communicans. 10-The largest and longest nerve in the body is the nerve. a-sciatic b-femoral -saphenous d-radial e-obturator 11-A rapid, automatic, involuntary reaction of muscles or glands to a particular stimulus is a(an) a-motor impulse. b-reflex. c-receptor stimulation. d-autonomic reaction. e-subconscious impulse.