Motor and descending (efferent) pathways (red) Sensory and ascending (afferent) pathways (blue) Pyramidal tracts - Lateral cortic ospinal tract Dorsal Column Medial Lemniscus System - Anterior corticospinal tract Gracile fasciculus Cuneate fasciculus Extrapyrami dal Tracts - Rubrospinal tract - Reticulospinal tracts Spinocerebellar Tracts Posterior spinocerebellar tract Anterior spinocerebellar tract Olivospinal tract - Vestibulospinal tract Anterolateral System Lateral spinothalamic tract Anterior spinothalamic tract Spino-olivary fibers Figure 2: tracts in the white matter of the spinal cord – related information and a similar figure are in Saladin in Chapter 14 section 14.1 (6th edition) Table 2: tracts in the white matter of the spinal cord – related information and a similar table are in Saladin in Chapter 14 section 14.1 (6th edition) – yellow highlighting has no significance! Function Sensations of limb and trunk position and movement, deep touch, visceral pain, and vibration below T6 Tracts Column Decussation Gracile fasciculus posterior In medulla Cuneate fasciculus posterior In medulla Sensations of limb and trunk position and movement, deep touch, visceral pain, and vibration above T6 In spinal cord Sensations of light touch, tickle, itch, temperature, pain, & pressure Sensation of pain from tissue injury Spinothalamic lateral & anterior Spinoreticular lateral & In spinal cord anterior Feedback from muscles (proprioception) Feedback from muscles (proprioception) Posterior spinocerebellar Anterior spinocerebellar Lateral corticospinal Anterior corticospinal Tectospinal lateral none In spinal cord In medulla In spinal cord In midbrain lateral lateral Fine control of limbs anterior Fine control of limbs Reflexive head turning in response to visual and auditory stimuli Balance and posture; regulation of awareness of pain Balance and posture; regulation of awareness of pain Balance and posture Control of head position anterior Lateral reticulospinal Medial reticulospinal Lateral vestibulospinal Medial vestibulospinal lateral none anterior none anterior none anterior In medulla sacral Lumbar Thoracic Cervical Sacral Lumbar Thoracic Cervical

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
icon
Related questions
icon
Concept explainers
Question

Traumatic damage to the spinal cord is common. Based on the information in Figure 2 and Table 2, is it possible that an entire column of white matter could be damaged without causing any problems with movement? Explain your answer carefully and thoroughly. 

Motor and descending (efferent)
pathways (red)
Sensory and ascending
(afferent) pathways
(blue)
Pyramidal tracts
- Lateral cortic ospinal tract
Dorsal Column Medial
Lemniscus System
- Anterior corticospinal tract
Gracile fasciculus
Cuneate fasciculus
Extrapyrami dal Tracts
- Rubrospinal tract
- Reticulospinal tracts
Spinocerebellar Tracts
Posterior spinocerebellar tract
Anterior spinocerebellar tract
Olivospinal tract
- Vestibulospinal tract
Anterolateral System
Lateral spinothalamic tract
Anterior spinothalamic tract
Spino-olivary fibers
Figure 2: tracts in the white matter of the spinal cord – related information and a similar figure are in
Saladin in Chapter 14 section 14.1 (6th edition)
Table 2: tracts in the white matter of the spinal cord – related information and a similar table are in
Saladin in Chapter 14 section 14.1 (6th edition) – yellow highlighting has no significance!
Function
Sensations of limb and trunk position and
movement, deep touch, visceral pain, and vibration
below T6
Tracts
Column
Decussation
Gracile fasciculus
posterior
In medulla
Cuneate fasciculus
posterior
In medulla
Sensations of limb and trunk position and
movement, deep touch, visceral pain, and vibration
above T6
In spinal cord
Sensations of light touch, tickle, itch, temperature,
pain, & pressure
Sensation of pain from tissue injury
Spinothalamic
lateral &
anterior
Spinoreticular
lateral &
In spinal cord
anterior
Feedback from muscles (proprioception)
Feedback from muscles (proprioception)
Posterior spinocerebellar
Anterior spinocerebellar
Lateral corticospinal
Anterior corticospinal
Tectospinal
lateral
none
In spinal cord
In medulla
In spinal cord
In midbrain
lateral
lateral
Fine control of limbs
anterior
Fine control of limbs
Reflexive head turning in response to visual and
auditory stimuli
Balance and posture; regulation of awareness of pain
Balance and posture; regulation of awareness of pain
Balance and posture
Control of head position
anterior
Lateral reticulospinal
Medial reticulospinal
Lateral vestibulospinal
Medial vestibulospinal
lateral
none
anterior
none
anterior
none
anterior
In medulla
sacral
Lumbar
Thoracic
Cervical
Sacral
Lumbar
Thoracic
Cervical
Transcribed Image Text:Motor and descending (efferent) pathways (red) Sensory and ascending (afferent) pathways (blue) Pyramidal tracts - Lateral cortic ospinal tract Dorsal Column Medial Lemniscus System - Anterior corticospinal tract Gracile fasciculus Cuneate fasciculus Extrapyrami dal Tracts - Rubrospinal tract - Reticulospinal tracts Spinocerebellar Tracts Posterior spinocerebellar tract Anterior spinocerebellar tract Olivospinal tract - Vestibulospinal tract Anterolateral System Lateral spinothalamic tract Anterior spinothalamic tract Spino-olivary fibers Figure 2: tracts in the white matter of the spinal cord – related information and a similar figure are in Saladin in Chapter 14 section 14.1 (6th edition) Table 2: tracts in the white matter of the spinal cord – related information and a similar table are in Saladin in Chapter 14 section 14.1 (6th edition) – yellow highlighting has no significance! Function Sensations of limb and trunk position and movement, deep touch, visceral pain, and vibration below T6 Tracts Column Decussation Gracile fasciculus posterior In medulla Cuneate fasciculus posterior In medulla Sensations of limb and trunk position and movement, deep touch, visceral pain, and vibration above T6 In spinal cord Sensations of light touch, tickle, itch, temperature, pain, & pressure Sensation of pain from tissue injury Spinothalamic lateral & anterior Spinoreticular lateral & In spinal cord anterior Feedback from muscles (proprioception) Feedback from muscles (proprioception) Posterior spinocerebellar Anterior spinocerebellar Lateral corticospinal Anterior corticospinal Tectospinal lateral none In spinal cord In medulla In spinal cord In midbrain lateral lateral Fine control of limbs anterior Fine control of limbs Reflexive head turning in response to visual and auditory stimuli Balance and posture; regulation of awareness of pain Balance and posture; regulation of awareness of pain Balance and posture Control of head position anterior Lateral reticulospinal Medial reticulospinal Lateral vestibulospinal Medial vestibulospinal lateral none anterior none anterior none anterior In medulla sacral Lumbar Thoracic Cervical Sacral Lumbar Thoracic Cervical
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 2 steps

Blurred answer
Knowledge Booster
Plant structure & growth
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, biology and related others by exploring similar questions and additional content below.
Similar questions
Recommended textbooks for you
Human Anatomy & Physiology (11th Edition)
Human Anatomy & Physiology (11th Edition)
Biology
ISBN:
9780134580999
Author:
Elaine N. Marieb, Katja N. Hoehn
Publisher:
PEARSON
Biology 2e
Biology 2e
Biology
ISBN:
9781947172517
Author:
Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher:
OpenStax
Anatomy & Physiology
Anatomy & Physiology
Biology
ISBN:
9781259398629
Author:
McKinley, Michael P., O'loughlin, Valerie Dean, Bidle, Theresa Stouter
Publisher:
Mcgraw Hill Education,
Molecular Biology of the Cell (Sixth Edition)
Molecular Biology of the Cell (Sixth Edition)
Biology
ISBN:
9780815344322
Author:
Bruce Alberts, Alexander D. Johnson, Julian Lewis, David Morgan, Martin Raff, Keith Roberts, Peter Walter
Publisher:
W. W. Norton & Company
Laboratory Manual For Human Anatomy & Physiology
Laboratory Manual For Human Anatomy & Physiology
Biology
ISBN:
9781260159363
Author:
Martin, Terry R., Prentice-craver, Cynthia
Publisher:
McGraw-Hill Publishing Co.
Inquiry Into Life (16th Edition)
Inquiry Into Life (16th Edition)
Biology
ISBN:
9781260231700
Author:
Sylvia S. Mader, Michael Windelspecht
Publisher:
McGraw Hill Education