BIO 3520
McGilliard
 

Reading Assignment:

     Widmaier, pp. 9-11, 173-180, 185-186, 191-201, 203-204, 206-217, 224-227, 247-249, 299-307.
 

Objectives:

     After reviewing your lecture notes and reading assignment, you should be able to:

     1.  Outline the general organization of the mammalian nervous system.

          Lecture -- 9/22
          Text -- pp. 138, 177-180

          Figure -- 6-37
          Notes

     2.  Describe the function and general organization of the spinal cord.

          Lecture -- 9/22
          Text -- pg. 177
          Figures -- 6-41, 6-42

     3.  Give a general function for each of the following brain regions:
          a.  Brainstem.
          b.  Cerebellum.
          c.  Thalamus.
          d.  Hypothalamus.
          e.  Limbic system.
          f.   Cerebrum.
          g.  Corpus callosum.

          Lecture -- 9/22
          Text -- pp. 171-174
          Figures -- 6-38, 6-39, 6-40
          Table -- 6-7
          Sagittal Section of the Brain

    4.  Give a general function of each of the four lobes of the cerebral cortex.

          Lecture -- 9/24
          Text -- pg. 174
          Figure -- 6-38
          Four Lobes of the Cerebral Cortex (Lateral View)
          Four Lobes of the Cerebral Cortex (Superior View)
          Four Lobes of the Cerebral Cortex (Quiz Yourself)
 

     5.  Discuss the specialization of functions of the left and right cerebral hemispheres.

          Lecture -- 9/24

          Text -- pp. 247-249

          Specialization of the Left and Right Hemispheres

          Specialization of the Left and Right Hemispheres (Quiz Yourself)
          Split-Brain Experiment

     6.  Discuss the causes and consequences of a stroke.

          Lecture -- 9/24
          Text -- pg. 186
          Notes
 

     7.  Name five general types of sensory receptors and give an example of each.

          Lab -- 9/16, 9/17

          Text -- pp. 191-193
          Notes
          Examples of Sensory Receptors

     8.  Describe the events that occur in a sensory neuron when a sensory receptor is
          stimulated.

          Lab -- 9/16, 9/17
          Text -- pp. 191-194
          Figure -- 7-2

     9.  Define the following terms as they relate to sensory physiology.
          a.  Receptor potential.
          b.  Threshold.

          c.  Receptive field.
          d.  Sensory adaptation.

          Lab -- 9/16, 9/17
          Text -- pp. 193-194
          Figures -- 7-2, 7-3, 7-4, 7-6
          Laboratory:  Sensory Receptors, Motor Units, and Reflexes

          Two-point Threshold Test

          Two-point Thresholds in Different Areas of the Skin

   10.  Describe how the brain is able to recognize the type, intensity, and location of a
          sensory stimulus.

          Lab/Lecture -- 9/16, 9/17, 9/24
          Text -- pp. 194-195
          Figure -- 7-5
          Notes

   11.  Identify on a diagram and describe the functions of various structures of the eye.

          Lab/Lecture -- 9/16, 9/17, 9/24

          Text -- pg. 209

          Figure -- 7-22

   12.  Describe the mechanism by which an image is focused on the retina.

          Lab/Lecture -- 9/16, 9/17, 9/26

          Text -- pp. 209-210

          Figures -- 7-23, 7-25

   13.  Name two types of photoreceptors in the eye and contrast their functions.

          Lecture -- 9/26

          Text -- pp. 212-213, 215-216

          Figures -- 7-27, 7-30

   14.  Describe each of the following abnormalities in vision and how the abnormality is

          corrected (if correctable).

          a.  Near-sightedness (myopia).

          b.  Far-sightedness (hyperopia).

          c.  Astigmatism.

          d.  Presbyopia.

          e.  Cataracts.

          f.  Glaucoma.

          g.  Color blindness.

          Lab/Lecture -- 9/16, 9/17, 9/26

          Text -- pp. 210-211, 227

          Figures -- 7-26, 7-46

   15.  Describe the adaptations made by the visual system when moving between light

          and dark environments.

          Lecture -- 9/26

          Text -- pp. 212-214

          Control of Pupil Diameter

   16.  Describe the pathway of nerve impulses from the site of a cutaneous stimulus to
          the cerebral cortex.

          Lecture -- 9/24
          Text -- pp. 198-200, 206-207
          Figure -- 7-19a
 

   17.  Compare and contrast the general mechanisms involved in taste and smell

          sensations.

          Lab -- 9/16, 9/17

          Text -- pp. 226-227

          Figures -- 7-44, 7-45

   18.  Identify the locations and functions of the somatosensory cortex, somatosensory

          association area, visual cortex, auditory cortex, primary motor cortex, and

          premotor area.

          Lecture -- 9/24
          Text -- pp. 200, 206, 304-305
          Figures -- 7-14, 7-20, 10-10a, 10-11

          Notes

          Sensory and Motor Areas of the Brain

          Sensory and Motor Areas of the Brain (Quiz Yourself)
 

   19.  Contrast, in terms of structure and function, the somatic and autonomic motor
          divisions of the peripheral nervous system.

          Lecture -- 9/24
          Text -- pp. 177-180
          Figure -- 6-43
          Table -- 6-9
          Notes

   20.  Identify the five components of a reflex arc and draw "wiring diagrams" for the

          following reflex arcs:
          a.  Stretch reflex.
          b.  Withdrawal reflex.

          Lab -- 9/18, 9/19
          Text -- pp. 9-11, 300-304
          Figures -- 10-6, 10-9
          Laboratory:  Sensory Receptors, Motor Units, and Reflexes
          Notes
          "Wiring Diagram" of the Knee-jerk Reflex

   21.  Describe, in general terms, the following reflexes:
          a.  Crossed extensor reflex.
          b.  Pupillary reflex.

          Lab -- 9/18, 9/19
          Text -- pp. 210-211, 303-304

          Figure -- 10-9
          Laboratory:  Sensory Receptors, Motor Units, and Reflexes
          Notes
          Pupillary Reflex

   22.  Describe two brain areas involved in the control of speech.

          Lecture -- 9/21
          Text -- pp. 247-249
          Figures -- 8-15, 8-16
          Notes

Review Questions:

     Pg. 17, #8.

     Pg. 188, #2, 4, 6.
     Pg. 202, #6, 8, 9, 11.
     Pg. 229, #2, 3, 10.

     Pg. 313, #6.
 

Test Questions:

     Pg. 17, #3.

     Pg. 189, #1.

     Pg. 230, #1, 4.

     Pg. 314, #5, 6.

Quantitative and Thought Questions:

     Pg. 190, #3.