The effect of sensation on the fingers, in which a small nerve required to move hand get severed. Concept introduction: Nerves are essential for carrying the motor and sensory signals in the nervous system.

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Chapter 49.1, Problem 2CC

Summary Introduction

To explain: The effect of sensation on the fingers, in which a small nerve required to move hand get severed.

Concept introduction: Nerves are essential for carrying the motor and sensory signals in the nervous system.

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DRAW IT The reflex that pulls your hand away when you prickyour finger on a sharp object relies on a neuronal circuit withtwo synapses in the spinal cord. (a) Using a circle to represent across section of the spinal cord, draw the circuit. Label the typesof neurons, the direction of information flow in each, and thelocations of synapses. (b) Draw a simple diagram of the brainindicating where pain would eventually be perceived.

If a mosquito bites you in the forearm, action potentials will have to reach the CNS before you can perceive the bite and react by swatting the mosquito. Which one of the following is the correct sequence of events that takes place from the time the mosquito bites you until you swat it? O somatic sensory receptors, afferent division, primary somatosensory cortex, primary motor cortex, efferent division, SNS, skeletal muscles O visceral sensory receptors, afferent division, primary somatosensory cortex, primary motor cortex, efferent division, SNS, skeletal muscles somatic sensory receptors, efferent division, primary somatosensory cortex, primary motor cortex, afferent division, SNS, skeletal muscles special sensory receptors, afferent division, primary somatosensory cortex, primary motor cortex, efferent division, SNS, skeletal muscles

15. The diagram below illustrates the reflex pathway involved in the dilation (expansion) and contraction (shrinking) of pupils in the eye in response to changes in light intensity. Iris muscle οι οποίο Eye J K L M Neuron Y Optic nerve A person exits a darkened shopping centre and into high-intensity sunlight. Which of the following combinations correctly identifies neurons X and Y and the response to the change in light intensity? Neuron X Motor Sensory Motor Sensory Neuron X Brain Neuron Y Sensory Motor Sensory Motor Response Pupil dilates Pupil dilates Pupil contracts Pupil contacts

Answer 2

Question

Chapter 49.1, Problem 2CC

Summary Introduction

To explain: The effect of sensation on the fingers, in which a small nerve required to move hand get severed.

Concept introduction: Nerves are essential for carrying the motor and sensory signals in the nervous system.

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Answer 3

Question

Chapter 49.1, Problem 2CC

Summary Introduction

To explain: The effect of sensation on the fingers, in which a small nerve required to move hand get severed.

Concept introduction: Nerves are essential for carrying the motor and sensory signals in the nervous system.

Expert Solution & Answer

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Answer 4

Question

Chapter 49.1, Problem 2CC

Summary Introduction

To explain: The effect of sensation on the fingers, in which a small nerve required to move hand get severed.

Concept introduction: Nerves are essential for carrying the motor and sensory signals in the nervous system.

Expert Solution & Answer

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Answer 5

Chapter 49.1, Problem 2CC

Summary Introduction

To explain: The effect of sensation on the fingers, in which a small nerve required to move hand get severed.

Concept introduction: Nerves are essential for carrying the motor and sensory signals in the nervous system.

Answer 6

Chapter 49.1, Problem 2CC

Summary Introduction

To explain: The effect of sensation on the fingers, in which a small nerve required to move hand get severed.

Concept introduction: Nerves are essential for carrying the motor and sensory signals in the nervous system.

Answer 7

Chapter 49.1, Problem 2CC

Summary Introduction

To explain: The effect of sensation on the fingers, in which a small nerve required to move hand get severed.

Concept introduction: Nerves are essential for carrying the motor and sensory signals in the nervous system.

Answer 8

Expert Solution & Answer

Answer 9

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Answer 11

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The effect of sensation on the fingers, in which a small nerve required to move hand get severed. Concept introduction: Nerves are essential for carrying the motor and sensory signals in the nervous system.

Solution Summary: The author explains the effect of sensation on the fingers, in which a small nerve required to move hand get severed.

Concept explainers

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To explain: The effect of sensation on the fingers, in which a small nerve required to move hand get severed.

Concept introduction: Nerves are essential for carrying the motor and sensory signals in the nervous system.

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Chapter 49 Solutions

The effect of sensation on the fingers, in which a small nerve required to move hand get severed. Concept introduction: Nerves are essential for carrying the motor and sensory signals in the nervous system.

Solution Summary: The author explains the effect of sensation on the fingers, in which a small nerve required to move hand get severed.

Concept explainers

Videos

To explain: The effect of sensation on the fingers, in which a small nerve required to move hand get severed. Concept introduction: Nerves are essential for carrying the motor and sensory signals in the nervous system.

Want to see the full answer?

Chapter 49 Solutions

To explain: The effect of sensation on the fingers, in which a small nerve required to move hand get severed.

Concept introduction: Nerves are essential for carrying the motor and sensory signals in the nervous system.