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Nervous Tissue Introduction

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Questions and Answers

What is the main purpose of the chapter on nervous tissue?

To identify and describe the various types of cells in the muscular system
To learn about the different branches of the muscular system
To investigate how the nervous system affects digestion
To understand how the nervous system helps maintain health and homeostasis (correct)

What are the functions of the nervous system?

Sensory, motor, and integrative (correct)
Skeletal, muscular, and reproductive
Respiratory, circulatory, and excretory
Digestive, endocrine, and immune

Which type of cells are found in nervous tissue?

Myocytes and adipocytes
Osteocytes and chondrocytes
Neurons and neuroglia (correct)
Erythrocytes and leukocytes

What is a characteristic of neurons?

Electrically excitable (A) Signup and view all the answers

What are the structural classifications of neurons?

Multipolar, bipolar, unipolar (C) Signup and view all the answers

What is the main function of the integrative aspect of the nervous system?

To analyze incoming sensory information and make decisions regarding appropriate behaviors (A) Signup and view all the answers

Which type of neuron communicates with each other via action potentials or graded potentials?

Interneurons (C) Signup and view all the answers

What is the function of Schwann cells and oligodendrocytes in the nervous system?

Producing myelin sheath (D) Signup and view all the answers

What determines the resting membrane potential of a non-conducting neuron?

Selective permeability of the neuron's membrane to Na+ and K+ (A) Signup and view all the answers

Which type of channels in neurons respond to direct changes in membrane potential?

Voltage-gated channels (B) Signup and view all the answers

What type of neurons make up about half the volume of the nervous system?

Neuroglia (C) Signup and view all the answers

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