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A&P Final

Anatomy Finall

What are ciliated CNS neuroglia that play an active role in moving the cerebrospinal fluid called? Ependymal cells
Bipolar neurons are commonly __. Found in the retina of the eye.
Which of the following is an excitatory neurotransmitter secreted by motor neurons innervating skeletal muscle? Acetylcholine
The part of a neuron that conducts impulses away from the cell body is called a (an) ___. Axon
Which ion channel opens in response to a change in membrane potential and participates in the generation and conduction of action potentials? Voltage gated channel.g
What is the role of enzyme acetylcholinesterase? Destroy the ACh a brief period after its release by the axon endings.
The term central nervous system refers to the ___. Brain and spinal cord.
The substance released at axon terminals to propagate a nervous impulse is called a(n) ___. Neurotransmitter.
Schwann cells are functionally similar in PNS to ___ cells in CNS. Oligodendrocytes.
Which of the following is not true of graded potentials? The increase amplitude as they move away from the stimulus point.
The arbor vitae refers to ___. cerebellar white matter.
The primary auditory cortex is located in the ___. Temporal lobe.
The subarachnoid space lies between what two layers of meninges? Arachnoid and pia
Cell bodies of the sensory neurons of the spinal nerves are located in ___. The dorsal root ganglia of the spinal cord.
Which of the following generalizations does not describe the cerebral cortex? The hemispheres are exactly equal in function.
Which of these would you not find in cerebral cortex? Fiber tracts
An individual accidentally transcended the spinal cord between T1 and L1. This would result in ___. Paraplegia
Broca's area ___. is considered a motor speech area
The blood-brain barrier is effective against ___. Metabolic waste such as urea.
Which of the following would you find in normal cerebrospinal fluid? Red blood cells.
All of the following are structures of the limbic system except the ___. Caudate nucleus
Which of the following nerves does not arise from the brachial plexus? Pharnic
Which of the following is not a way that sensory receptors are classified? Sensitivity to stimulus
Spinal nerves exiting the cord from the level of L4 to S4 form the ___. Sacral Plexus
Nerves that carry impulses away from the CNS only are ___. Afferent nerves
After atonal injury, regeneration in peripheral nerves is guided by ___. Schwann cells.
Regeneration within the CNS___. Is prevented due to growth-inhibiting proteins of oligodendrocytes.
The sciatic nerve is combination of which two nerves? common fibular and tibial
Which of the following does not describe the ANS? A system of motor neurons that innervates all muscle cells
Preparing the body for "flight or fight" response is the role of the ___. Sympathetic nervous system.
The somatic and autonomic nervous systems differ in all of the following except ___. All of the following are neurotransmitters.
The "resting and digesting" division of the autonomic nervous system is the ___. Parasympathetic division
Which of the following is not a result of parasympathetic stimulation? Dilation of the pupils
What is the main function of cone cells in the eye? Color vision
Receptors for hearing are located in the ___. Cochlea
The receptor for static equilibrium is the ___. Macula
Which of the following structures is not part of the external ear? Tympanic membrane
What prevents the eyelids from sticking together when the eyes close? Tarsal glad secretion
The blind spot of the eye is where ___. The optic nerve leaves the eye.
Which of the following could not be seen as one looks into the eye with an ophthalmoscope? optic chiasma
The cells in the retina in which action potentials are generated are the__ Ganglion cells
The eye muscle that elevates and turns the eye laterally is the ___ Inferior Oblique
Light passes through the following structures in what order? Cornea, aqueous humor, lens, vitreous humor
Which term describes the backside of the body the best? Dorsal
What is the main general purpose of negative feedback? To maintain homeostasis
The posterior knee area is called __ popliteal
The blast cell for blood production is the___ hemocytoblast
Bending your head back until it hurts is an example of ___. hyperextention
Created by: monique_aa



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