Which of the following is NOT true of the plantar reflex known as the Babinski's sign?O This is a normal plantar reflex in an adult.O This could indicate corticospinal tract damage.O This is a normal plantar reflex in an infant.O This could indicate primary motor cortex damage.

Answered: Which of the following is NOT true of…

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,...

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Question

Which of the following is NOT true of the plantar reflex known as the Babinski's sign?
O This is a normal plantar reflex in an adult.
O This could indicate corticospinal tract damage.
O This is a normal plantar reflex in an infant.
O This could indicate primary motor cortex damage.

Expert Solution

Introduction

The nervous system of a human being is a complex system that helps to coordinate behavior and to transmit electrical impulses to various parts of the body. The nervous system is broadly divided into the central and peripheral nervous systems.

A reflex is defined as an involuntary action produced in response to a stimulus. Stimulus is any detectable change in an organic,'s internal or external environment.

The reflex occurs when the person is conscious or not through the reflex arc. The reflex arc is a neural pathway that consists of various components of the nervous system, like neurons and the spinal cord. Babinski sign is a type of reflex that is explained as follows.