B interrupted signals C incomplete transfer D repolarization E saltatory

B interrupted signals c incomplete transfer d

This preview shows page 175 - 179 out of 189 pages.

B. interrupted signals. C. incomplete transfer. D. repolarization. E. saltatory conduction. Blooms Level: Remember Figure: 44.11 Raven - Chapter 44 #34 Section: 44.02 Topic: Animals 35. The gap into which neurotransmitters are released by the arrival of an impulse is called a(n) A. gap junction. B. synaptic cleft. C. postsynaptic membrane. D. presynaptic membrane. E. impulse channel. Blooms Level: Remember Figure: 44.13 Raven - Chapter 44 #35 Section: 44.03 Topic: Animals 36. At the vertebrate neuromuscular junction, correctly order the following reactions. I-Muscle fiber membrane is depolarized. II-Action potentials are generated in the neuron. III-Stimulation of the entry of Ca
Image of page 175
2+ into the neuron. IV-Release of acetylcholine into the synapse. A. I, II, III, IV B. III, II, IV, I C. I, III, IV, II D. IV, II,III, I E. II, III, IV, I Blooms Level: Analyze Figure: 44.14 Raven - Chapter 44 #36 Section: 44.03 Topic: Animals 37. The major subdivisions of the CNS are paired with their function. Select the mismatched pairing. A. Medulla oblongata—sensory nuclei B. Pons—reticular activating system C. Cerebellum—relay station for ascending sensory and descending tracts D. Corpus callosum—connects the two brain hemispheres E. Hippocampus—memory Raven - Chapter 44 #37 Section: 44.04 Topic: Animals 38. Biogenic amines include A. epinephrine and norepinephrine. B. dopamine and serotonin. C. glycine and GABA. D. epinephrine, norepinephrine, dopamine, serotonin, glycine, and GABA. E. epinephrine, norepinephrine, dopamine, and serotonin. Blooms Level: Remember
Image of page 176
Raven - Chapter 44 #38 Section: 44.03 Topic: Animals 39. Place the following events involved in drug addiction, in sequence. I-The synapse is less sensitive when the drug is removed, normal functioning can only ensue by continuing to take the drug. II-CNS responds to increased firing by decreasing the number of receptors. III-Drug molecule prevents reabsorption and causes overstimulation of post-synaptic membrane. A. I, II, III B. III, II, I C. II, III, I D. III, I, II Blooms Level: Analyze Figure: 44.18 Raven - Chapter 44 #39 Section: 44.03 Topic: Animals 40. Which of the following multicellular animals lack nerves? A. sponges B. cnidarians C. platyhelminthes D. arthropods E. reptilians Blooms Level: Remember Figure: 44.19 Raven - Chapter 44 #40 Section: 44.04 Topic: Animals
Image of page 177
41. The autonomic nervous system regulates the activity of all of the following except A. skeletal muscles. B. cardiac muscles. C. glands of the body. D. smooth muscles. E. none of these Blooms Level: Remember Figure: 44.31 Raven - Chapter 44 #41 Section: 44.05 Topic: Animals Topic: Cells 42. Contemporary vertebrate brains are composed of A. rhombencephalon and prosencephalon. B. mesencephalon and rhombencephalon. C. prosencephalon and metencephalon. D. metencephalon, rhombencephalon, and prosencephalon. E. rhombencephalon, mesencephalon, and prosencephalon. Blooms Level: Remember Figure: 44.20 Raven - Chapter 44 #42 Section: 44.04 Topic: Animals 43. The hindbrain consists of all of the following except the A. pons and cerebellum.
Image of page 178
Image of page 179

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture