Unit 2 Opener

Figure 9.1 Somatosensory afferents convey information from the skin surface to central circuits

Figure 9.1 Somatosensory afferents convey information from skin surface to central circuits (Part 1)

Figure 9.1 Somatosensory afferents convey information from skin surface to central circuits (Part 2)

Figure 9.2 Transduction in a mechanosensory afferent (a Pacinian corpuscle)

Box 9A Dermatomes

Figure 9.3 Receptive fields and two-point discrimination threshold

Figure 9.3 Receptive fields and two-point discrimination threshold (Part 1)

Figure 9.3 Receptive fields and two-point discrimination threshold (Part 2)

Figure 9.4 Slowly and rapidly adapting mechanoreceptors respond differently to a stimulus

Figure 9.5 The skin harbors a variety of morphologically distinct mechanoreceptors

Figure 9.6 Simulated activity patterns in different mechanosensory afferents as Braille is read

Figure 9.7 Proprioceptors provide information about the position of body parts

Figure 9.8 Schematic representation of the main mechanosensory pathways

Figure 9.8 Schematic representation of the main mechanosensory pathways (Part 1)

Figure 9.8 Schematic representation of the main mechanosensory pathways (Part 2)

Figure 9.9 Proprioceptive pathways for the upper and lower body

Figure 9.10 Somatic sensory portions of the thalamus and their cortical targets in postcentral gyrus

Figure 9.11 Somatotopic order in the human primary somatic sensory cortex

Figure 9.11 Somatotopic order in the human primary somatic sensory cortex (Part 1)

Figure 9.11 Somatotopic order in the human primary somatic sensory cortex (Part 2)

Box 9B Patterns of Organization within the Sensory Cortices: Brain Modules

Figure 9.12 Connections within the somatosensory cortex establish functional hierarchies

Figure 9.13 Neurons in the primary somatosensory cortex form functionally distinct columns

Figure 9.13 Neurons in primary somatosensory cortex form functionally distinct columns (Part 1)

Figure 9.13 Neurons in primary somatosensory cortex form functionally distinct columns (Part 2)

Figure 9.14 Changes in somatic sensory cortex of an owl monkey following amputation of a digit

Figure 9.15 Functional expansion of a cortical representation by a repetitive behavioral task