Quiz 8
Suffix meaning speech:
-phasia
Suffix meaning paralysis:
-plegia
Neurilemma
A layer of Schwann cells that surrounds a nerve fiber in the PNS
Myelin sheath
A white fatty substance that surrounds nerve fibers
Combining form that means a sense of pain:
Alges/o
Synaptic knob
An enlargement that contains vesicles located at the distal end of the telodendria
Combining form that means feeling or sensation is:
Esthesi/o
A meningocele means that the spinal cord and meninges are protruding through a gap in the vertebral column. True/false
False
Bundles of nerve fibers interconnecting different parts of the CNS are called ganglia True/false
False
Shingles consists of painful blisters along the spinal cord True/false
False
Syncope means dizziness. True/false
False
The inner layer of cerebrum is the cerebral cortex True/false
False
The term anesthesia means the absence of pain? True/false
False
The term neurorrhapy means ruptured nerve True/false
False
There are 12 pairs of spinal nerves and 31 pairs of cranial nerves True/false
False
Node of Ranvier
Short unmyelinated spaces between segments of myelin in the myelinated nerve fiber
Synaptic cleft
Space between the the synaptic knob of a neuron and the cell membrane of an adjacent neuron
A CVA is a stroke True/false
True
A brain contains four interconnected cavities called ventricles True/false
True
A subdural hematoma is bleeding within the meninges after they are torn by trauma True/false
True
Cranial nerves are part of the PNS True/false
True
Electrical impulses require a neurotransmitter to cross the synaptic cleft True/false
True
Poliomyelitis is an infection in the spinal cord True/false
True
Symptoms of a migraine include severe head pain, nausea, and sensitivity to light True/false
True
The largest section of the brain is the cerebrum True/false
True
The nerve root is the point where a nerve is attached to the central nervous system True/false
True
The term aphasia means unable to speak True/false
True
The term myelogram means record of the spinal cord True/false
True
White matter is composed of myelinated nerve fibers True/false
True