Neural pathways are known to control all the reflexes, these are called reflex arcs. Sensory neurons synapse in spinal cord instead of passing directly into the brain. This generates quick reflex actions as there is no routing of the signals to the brain.

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Chapter 7, Problem 12MC

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Introduction:

Neural pathways are known to control all the reflexes, these are called reflex arcs. Sensory neurons synapse in spinal cord instead of passing directly into the brain. This generates quick reflex actions as there is no routing of the signals to the brain.

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All of the following are true concerning reflex arcs EXCEPT A.they involve a few neurons and directly enter and immediately leave the spinal cord B.they are used to prevent harm C.they are subconscious and automatic D.they only use the PNS and not the CNS

What evidence led Sherrington to conclude that transmission at a synapse is different from transmission along an axon? a. Chemicals that alter a synapse are different from those that affect action potentials. b. The velocity of a reflex is slower than the velocity of an action potential. c. Stains and microscopic observations demonstrate a gap at the synapse. d. Reflexes can go in either direction, whereas axons transmit in only one direction.

Emergency room doctors often shine a light into the eyes of patients with head injuries to test their pupillary reflex. The structure that relays the information between the optic nerve and the motor neuron, and the division of the nervous system that the structure is part of , respectively are: Select one: a. an interneuron and the peripheral nervous system b. the occipital lobe and the peripheral nervous system c. the occipital lobe and the central nervous system d. an interneuron and the central nervous system

Answer 2

Question

Chapter 7, Problem 12MC

Summary Introduction

Introduction:

Neural pathways are known to control all the reflexes, these are called reflex arcs. Sensory neurons synapse in spinal cord instead of passing directly into the brain. This generates quick reflex actions as there is no routing of the signals to the brain.

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Answer 3

Question

Chapter 7, Problem 12MC

Summary Introduction

Introduction:

Neural pathways are known to control all the reflexes, these are called reflex arcs. Sensory neurons synapse in spinal cord instead of passing directly into the brain. This generates quick reflex actions as there is no routing of the signals to the brain.

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Answer 4

Question

Chapter 7, Problem 12MC

Summary Introduction

Introduction:

Neural pathways are known to control all the reflexes, these are called reflex arcs. Sensory neurons synapse in spinal cord instead of passing directly into the brain. This generates quick reflex actions as there is no routing of the signals to the brain.

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Answer 5

Chapter 7, Problem 12MC

Summary Introduction

Introduction:

Neural pathways are known to control all the reflexes, these are called reflex arcs. Sensory neurons synapse in spinal cord instead of passing directly into the brain. This generates quick reflex actions as there is no routing of the signals to the brain.

Answer 6

Chapter 7, Problem 12MC

Summary Introduction

Introduction:

Neural pathways are known to control all the reflexes, these are called reflex arcs. Sensory neurons synapse in spinal cord instead of passing directly into the brain. This generates quick reflex actions as there is no routing of the signals to the brain.

Answer 7

Chapter 7, Problem 12MC

Summary Introduction

Introduction:

Neural pathways are known to control all the reflexes, these are called reflex arcs. Sensory neurons synapse in spinal cord instead of passing directly into the brain. This generates quick reflex actions as there is no routing of the signals to the brain.

Answer 8

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Answer 11

Ch. 7 - Prob. 1MC Ch. 7 - Prob. 2MC Ch. 7 - The innermost delicate meningeal layer is the a....Ch. 7 - Prob. 4MC Ch. 7 - 5. The pineal gland is located in...Ch. 7 - Prob. 6MC Ch. 7 - 7. The spinal cord feature associated with the...Ch. 7 - Prob. 8MC Ch. 7 - Prob. 9MC Ch. 7 - Prob. 10MC

Neural pathways are known to control all the reflexes, these are called reflex arcs. Sensory neurons synapse in spinal cord instead of passing directly into the brain. This generates quick reflex actions as there is no routing of the signals to the brain.

Solution Summary: The author concludes that the withdrawal reflex involves three-neuron reflex arc in which five elements contribute to withdraw the hand from a painful sensation.

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Introduction:

Neural pathways are known to control all the reflexes, these are called reflex arcs. Sensory neurons synapse in spinal cord instead of passing directly into the brain. This generates quick reflex actions as there is no routing of the signals to the brain.

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Chapter 7 Solutions

Neural pathways are known to control all the reflexes, these are called reflex arcs. Sensory neurons synapse in spinal cord instead of passing directly into the brain. This generates quick reflex actions as there is no routing of the signals to the brain.

Solution Summary: The author concludes that the withdrawal reflex involves three-neuron reflex arc in which five elements contribute to withdraw the hand from a painful sensation.

Videos

Introduction: Neural pathways are known to control all the reflexes, these are called reflex arcs. Sensory neurons synapse in spinal cord instead of passing directly into the brain. This generates quick reflex actions as there is no routing of the signals to the brain.

Want to see the full answer?

Chapter 7 Solutions

Introduction:

Neural pathways are known to control all the reflexes, these are called reflex arcs. Sensory neurons synapse in spinal cord instead of passing directly into the brain. This generates quick reflex actions as there is no routing of the signals to the brain.