Module 6f: Perception and Coordination in Nervous System
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Questions and Answers

Which part of the neuron is responsible for receiving electrochemical changes?

  • Nuclei
  • Dendrites (correct)
  • Axon
  • Ganglia
  • What is the main function of the Central Nervous System?

  • Motor sensory activities
  • Autonomic activities
  • Cognitive activities
  • Regulation of the body's activities (correct)
  • What speeds up the conduction of electrical impulses in some axons?

  • Synaptic vesicles
  • Myelinated sheets (correct)
  • Nuclei
  • Ganglia
  • What is the function of neurotransmitters in the nervous system?

    <p>Communicate messages from one neuron to another</p> Signup and view all the answers

    Where are nerve cell bodies occurring in clusters called?

    <p>Ganglia</p> Signup and view all the answers

    What is the role of the Peripheral Nervous System?

    <p>Control of motor sensory activities</p> Signup and view all the answers

    Which lobe is responsible for visual interpretation and memory?

    <p>Occipital lobe</p> Signup and view all the answers

    What is the function of the Thalamus?

    <p>Relay station for all sensation except sense of smell</p> Signup and view all the answers

    Which structure is responsible for appetite control and emotional responses?

    <p>Hypothalamus</p> Signup and view all the answers

    Where is the Basal Ganglia located?

    <p>Deep in the cerebral hemisphere</p> Signup and view all the answers

    What is the function of the Brainstem?

    <p>Regulates respiration</p> Signup and view all the answers

    Which part of the brain connects the two hemispheres and is responsible for transmitting information?

    <p>Corpus Callosum</p> Signup and view all the answers

    What type of circulation supplies blood to the brain from the subclavian arteries?

    <p>Posterior circulation</p> Signup and view all the answers

    Which membrane that protects the brain and spinal cord resembles a spider web?

    <p>Arachnoid</p> Signup and view all the answers

    Which part of the brain's surface does the pia mater closely hug?

    <p>Gray matter</p> Signup and view all the answers

    What are unique fingerlike projections that absorb cerebrospinal fluid (CSF) to the venous system?

    <p>Arachnoid villi</p> Signup and view all the answers

    Where is the anterior horn located within the spinal cord?

    <p>Gray matter</p> Signup and view all the answers

    What is responsible for preventing backflow in cerebral veins?

    <p>Valves</p> Signup and view all the answers

    Which part of the brain contains the thalamus, hypothalamus, and basal ganglia?

    <p>Cerebellum</p> Signup and view all the answers

    What is the function of the gray matter in the brain?

    <p>Contains billions of neuron cell bodies</p> Signup and view all the answers

    What is the main function of the temporal lobe?

    <p>Plays a role in memory of sound</p> Signup and view all the answers

    Which part of the brain is responsible for high-level activity despite its small appearance?

    <p>Gangli</p> Signup and view all the answers

    What is the function of the white matter in the brain?

    <p>Forms tracks connecting different parts of the brain</p> Signup and view all the answers

    What divides the cerebrum into two hemispheres?

    <p>Corpus callosum</p> Signup and view all the answers

    What is the function of the lateral horns in the spinal cord?

    <p>Contain cells that give rise to autonomic fibers of the sympathetic division</p> Signup and view all the answers

    What happens when there is a blockage of cerebrospinal fluid (CSF) in the ventricular system?

    <p>Development of obstructive hydrocephalus</p> Signup and view all the answers

    Which part of the brain produces around 500 ml of cerebrospinal fluid (CSF) per day?

    <p>Choroid plexus</p> Signup and view all the answers

    How much of the cardiac output does the brain receive for oxygen supply?

    <p>15%</p> Signup and view all the answers

    Which spinal tract is involved in autonomic functions such as sweating and pupil dilation?

    <p>Vestibulo spinal tract</p> Signup and view all the answers

    What type of impulses does the corticobulbar tract conduct responsible for?

    <p>Head and facial muscle movements</p> Signup and view all the answers

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