A: Conducts impulses from receptors to the CNS
B: Informs the CNS of the state of the body interior and exterior
C: Sensory nerve fibers can be somatic or visceral
D: Conducts impulses from CNS to effectors
举一反三
- The tube that conducts urine from the bladder to the exterior is ________.
- In myelinated nerve fibers nerve impulses() A: occurs along the entire axolemma B: jump from node to node C: jump from internode to internode D: occurs along the Schwan cells E: occurs along the oligodendrocytes
- Through which of the following structure does nerve fibers conduct nerve impulses? A: Myelin sheath B: Axolemma C: Neurofilament D: Synaptic vesicle
- In the nerve reflex, the latency from the stimulation to the response is mainly dependent on A: the number of synapses in the central nervous system B: the action potential conduction velocity at the afferent and efferent nerve fiber C: the strength and property of stimulation D: the sensitivity of the sensory receptors
- (multiple choices)Which of the following statements about our nervous system are correct? A: Our nervous system includes the central nervous system and the peripheral nervous system. B: The central nervous system only contains our brain. C: The somatic nervous system is part of the peripheral system. D: The autonomic nervous system can be divided into the sympathetic and the parasympathetic system.
内容
- 0
Which of the following will increase cardiac output? A: an increase in sympathetic impulses B: an increase in parasympathetic impulses C: a faster stream of impulses from the baroreceptors D: an increase in vasodilation
- 1
Which term does not belong with the others? A: A. brain B: B. spinal cord C: C. CNS D: D. spinal nerve
- 2
(multiple choices)About our nervous system, which options are correct? A: Our nervous system includes the central nervous system and the peripheral nervous system. B: The central nervous system is only the brain. C: The somatic nervous system is one part of the peripheral system. D: The autonomic nervous system can be divided into the sympathetic and the parasympathetic system.
- 3
Which cell forms the myelin sheath of myelinated nerve fibers in the peripheral nervous system? A: Astrocytes B: Microglia C: Oligodendrocytes D: Schwann cells
- 4
______ cells create myelin, which surrounds nerve fibers of the peripheral nervous system.