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BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition
STARR
Publisher: CENGAGE L
ISBN: 9781305967359

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BuyFindarrow_forward

BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)

10th Edition
STARR
Publisher: CENGAGE L
ISBN: 9781305967359
Chapter 30, Problem 9SA
Textbook Problem
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The organ of Corti contains receptors that signal in response to ________.

a. heat b. sound c. light d. pheromones

Summary Introduction

Introduction:

The ear is one of the five major sensory organs present in the body. The organ of Corti is present between the vestibular duct and tympanic duct that is located in the scala media of the cochlea present inside the inner ear. It is made up of mechanosensory cells, known as hair cells.

Explanation of Solution

Reason for correct answer:

Option b. is given as, “sound.”

The special cells, called mechanosensory cells, are also known as hair cells. These cells are the receptors that receive the sound vibrations and convert it into neural signals.

Reason for incorrect answer:

Option a. is given as, “heat.”

The receptors in the organ of Corti are mechanosensory receptors and not thermoreceptors. Hence, option a. is incorrect...

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