A nerve is a cable like an axon bundle that provides a way for electrochemical nerve impulses which are transmitted between axons to organs. Nerve types are sensory nerves (carry signal towards CNS), motor nerves (carry signal away from CNS), and mixed nerves.

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Chapter 20, Problem 3MC

Summary Introduction

Introduction:

A nerve is a cable like an axon bundle that provides a way for electrochemical nerve impulses which are transmitted between axons to organs. Nerve types are sensory nerves (carry signal towards CNS), motor nerves (carry signal away from CNS), and mixed nerves.

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foraging/diet type teeth tongue stomach intestines cecum Insectivory numerous, spiky, incisors procumbentExample: moleExample: shrew -- simple short mostly lacking Myrmecophagy absent or reduced in numbers, peg-likeExample: tamandua anteater extremely long simple, often roughened short small or lacking Terrestrial carnivory sharp incisors; long, conical canines; often carnassial cheek teeth; may have crushing molarsExample: dog -- simple short small Aquatic carnivory homodont, spiky, numerousExample: common dolphin -- simple or multichambered (cetaceans only) variable small or absent Sanguinivory very sharp upper incisors; reduced cheek teethExample: vampire bat grooved tubular, highly extensible long small or lacking Herbivory (except nectivores) incisors robust or absent; canines reduced or absent; diastema; cheek teeth enlarged with complex occlusal surfacesExample: beaver -- simple (hindgut fermenters) or multichambered (ruminants) long large Filter feeding none…

3. Shown below is the dental formula and digestive tract anatomy of three mammalian species (A, B, and C). What kind of diet would you expect each species to have? Support your answers with what you can infer from the dental formula and what you can see in the diagram. Broadly speaking, what accounts for the differences? Species A 3/3, 1/1, 4/4, 3/3 པར『ན་ cm 30 Species B 4/3, 1/1, 2/2, 4/4 cm 10 Species C 0/4, 0/0,3/3, 3/3 020

3. Shown below is the dental formula and digestive tract anatomy of three mammalian species (A, B, and C). What kind of diet would you expect each species to have? Support your answers with what you can infer from the dental formula and what you can see in the diagram. Broadly speaking, what accounts for the differences? Species A 3/3, 1/1, 4/4, 3/3 cm 30 Species B 0/4, 0/0, 3/3, 3/3 cm 10 Species C 4/3, 1/1, 2/2, 4/4 E 0 cm 20 AIL

Answer 2

Question

Chapter 20, Problem 3MC

Summary Introduction

Introduction:

A nerve is a cable like an axon bundle that provides a way for electrochemical nerve impulses which are transmitted between axons to organs. Nerve types are sensory nerves (carry signal towards CNS), motor nerves (carry signal away from CNS), and mixed nerves.

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Answer 3

Question

Chapter 20, Problem 3MC

Summary Introduction

Introduction:

A nerve is a cable like an axon bundle that provides a way for electrochemical nerve impulses which are transmitted between axons to organs. Nerve types are sensory nerves (carry signal towards CNS), motor nerves (carry signal away from CNS), and mixed nerves.

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Answer 4

Question

Chapter 20, Problem 3MC

Summary Introduction

Introduction:

A nerve is a cable like an axon bundle that provides a way for electrochemical nerve impulses which are transmitted between axons to organs. Nerve types are sensory nerves (carry signal towards CNS), motor nerves (carry signal away from CNS), and mixed nerves.

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Answer 5

Chapter 20, Problem 3MC

Summary Introduction

Introduction:

A nerve is a cable like an axon bundle that provides a way for electrochemical nerve impulses which are transmitted between axons to organs. Nerve types are sensory nerves (carry signal towards CNS), motor nerves (carry signal away from CNS), and mixed nerves.

Answer 6

Chapter 20, Problem 3MC

Summary Introduction

Introduction:

A nerve is a cable like an axon bundle that provides a way for electrochemical nerve impulses which are transmitted between axons to organs. Nerve types are sensory nerves (carry signal towards CNS), motor nerves (carry signal away from CNS), and mixed nerves.

Answer 7

Chapter 20, Problem 3MC

Summary Introduction

Introduction:

A nerve is a cable like an axon bundle that provides a way for electrochemical nerve impulses which are transmitted between axons to organs. Nerve types are sensory nerves (carry signal towards CNS), motor nerves (carry signal away from CNS), and mixed nerves.

Answer 8

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Answer 11

Ch. 20 - Prob. 1TMW Ch. 20 - Prob. 1EDCS Ch. 20 - Prob. 1CCS Ch. 20 - Prob. 2TMW Ch. 20 - Prob. 2CCS Ch. 20 - Prob. 2EDCS Ch. 20 - Prob. 3TMW Ch. 20 - Prob. 4TMW Ch. 20 - Prob. 3CCS Ch. 20 - Prob. 5TMW

A nerve is a cable like an axon bundle that provides a way for electrochemical nerve impulses which are transmitted between axons to organs. Nerve types are sensory nerves (carry signal towards CNS), motor nerves (carry signal away from CNS), and mixed nerves.

Solution Summary: The author explains the three types of nerves that primarily carry impulses toward the central nervous system: sensory, motor, and mixed.

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Introduction:

A nerve is a cable like an axon bundle that provides a way for electrochemical nerve impulses which are transmitted between axons to organs. Nerve types are sensory nerves (carry signal towards CNS), motor nerves (carry signal away from CNS), and mixed nerves.

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Chapter 20 Solutions

A nerve is a cable like an axon bundle that provides a way for electrochemical nerve impulses which are transmitted between axons to organs. Nerve types are sensory nerves (carry signal towards CNS), motor nerves (carry signal away from CNS), and mixed nerves.

Solution Summary: The author explains the three types of nerves that primarily carry impulses toward the central nervous system: sensory, motor, and mixed.

Videos

Introduction: A nerve is a cable like an axon bundle that provides a way for electrochemical nerve impulses which are transmitted between axons to organs. Nerve types are sensory nerves (carry signal towards CNS), motor nerves (carry signal away from CNS), and mixed nerves.

Want to see the full answer?

Chapter 20 Solutions

Introduction:

A nerve is a cable like an axon bundle that provides a way for electrochemical nerve impulses which are transmitted between axons to organs. Nerve types are sensory nerves (carry signal towards CNS), motor nerves (carry signal away from CNS), and mixed nerves.