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Haney AP c10
Question | Answer |
---|---|
What is a neurotransmitter substance? | acetycholine |
what is a contraction that either occurs or does not occur | all-or-none-law |
What conducts impulses from the brain and spinal cord to smooth muscle tissue | autonomic nervous system |
what consists of one dendrite and one axon | bipolar neurons |
what ribosomes are attached to the rough ER in a neruron | chromatophilic substance or nissl bodies |
what is a smooth-textured area of the kidney | cortex |
what conducts impulses from the brain and the spinal cord to the skeletal muscle | somatic nervous system |
what is the reversal of an electrical charge | depolarization |
what provides support by forming semi-rigid connective-like tissue rows between neurons | oligodendroglia |
what is a neurotransmitter | dopamine |
what is the outermost of the spinal meninx | dura mater |
what lines the fluid-filled ventricles of the brain | ependymal cells |
nerve cell bodies grouped together outside the central nervous system | ganglia |
normal electrical distribution around a muscle cell when it is not contracting | membrane or resting potential |
fatty sheath surrounding some axons | myelin sheath |
bundle of nerve cells or fibers | nerve |
gaps in the myelin sheath | nodes of ranvier/neurofibril nodes |
toward the back | posterior or dorsal gray horn |
an involuntary reaction to an external stimulus | reflex |
restoration of the origional charge to the nerve cell | repolarization |
form myelin sheaths around nerve fibers in the peripheral nervous system | schwann cells |
hormone secreted by the pineal gland acts as a neurotransmitter | serotonin |
series of connective tissue membranes associated with spinal cord | spinal meninges |
one process extending from the cell body | unipolar neurons |
external stimuli affect what neurons | sensory |
how many pairs are there of cervical nerves | eight |
the sensory root of the spinal cord is what | dorsal |
the spider layer of the meninges is the what | arachnoid matrix |
the gray matter on the brains surface is known as the what | cortex |
an involuntary reaction to an external stimulus is called a reflex | reflex |