The enzyme ATPase occurs in the globular portion of myosin molecules
Indicate whether the statement is true or false
TRUE
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Match each of the terms with its correct definition or description.
a. dendrite b. axon c. astrocyte d. microglia e. Schwann cell f. interneuron g. synaptic knob h. serotonin i. synaptic cleft j. enkephalins k. oligodendrocyte l. afferent neuron m. saltatory conduction n. efferent neurons o. cell body p. neurotransmitter q. nodes of Ranvier 1. _____ Part of the axon that releases neurotransmitters 2. _____ Highly branched part of the neuron that carries impulses toward the cell body 3. _____ Microbe eaters in the brain 4. _____ Connects sensory and motor neurons in a reflex arc 5. _____ Small space between the end of one axon and the next neuron 6. _____ Neurotransmitter that is a catecholamine 7. _____ Part of the neuron that conducts impulses away from the cell body 8. _____ Cells that produce myelin for cells in the peripheral nervous system 9. _____ Cells that function in the blood brain barrier 10. _____ Neurotransmitter that functions as a natural pain killer 11. _____ Main part of the neuron 12. _____ Type of nerve impulse that jumps from one node of Ranvier to the next 13. _____ Type of neuron that carries nerve impulses away from the central nervous system 14. _____ Glia cell that produces myelin for the central nervous system 15. _____ Type of neuron that carries nerve impulses toward the central nervous system 16. _____ Carries a nerve impulse across a synapse 17. _____ Indentations in between Schwann cells
The three base sequence on the transfer RNA is the codon.
a. true b. false
Pepsin is _______.
A) a protein that digests protein B) an enzyme that digests protein C) a peptidase D) a peptidase and an enzyme that digests protein E) a peptidase, an enzyme that digests protein and a protein that digests protein
Which vessels are most important for controlling resistance to blood flow?
A. Elastic arteries B. Capillaries C. Arterioles D. Venules