Chapter 11 Muscular Tissue

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Chapter 11  Muscular Tissue

 

 

Complete chapter Questions And Answers
 

Sample Questions

 

 

Multiple Choice Questions

1. If one nerve stimulus arrives at a muscle fiber so soon that the fiber does NOT relax at all from the previous twitch, the most likely result will be __________. This can only be achieved in the laboratory.

  1. fatigue
  2. spas

    m

  3. incompletetetanus
  4. complete

    tetanus

  5. wavesummation

    Accessibility: Keyboard Navigation Blooms Level: 3. Apply Gradable: automatic

HAPS Objective: G06.01 Interpret a myogram of a twitch contraction with respect to the duration of the latent, contraction and relaxation periods and describe the events that occur in each period. HAPS Topic: Module G06 Principles and types of whole muscle contraction. Learning Outcome: 11.05b Explain how successive muscle twitches can add up to produce stronger muscle contractions. Section: 11.05 Topic: Physiology of skeletal muscle contraction

2. All

muscle types will respond to an electrical stimulus because all muscle cells are _________.

  1. excitable
  2. contractil

    e

  3. striate

    d

  4. involuntary
  5. isometric

    Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: G02.03 Compare and contrast the characteristics of skeletal, cardiac and smooth muscle. HAPS Topic: Module G02 Identification, general location, and comparative characteristics of skeletal, smooth, Learning Outcome: 11.01a Describe the physiological properties that all muscle types have in common. Section: 11.01 Topic: General functions of muscle tissue

    11-1

Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education.

3. Skeletal muscle is called ___________, because it is usually subject to conscious control.

  1. excitable
  2. contractil

    e

  3. striate

    d

  4. voluntary
  5. isometric

Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: G02.03 Compare and contrast the characteristics of skeletal, cardiac and smooth muscle. HAPS Topic: Module G02 Identification, general location, and comparative characteristics of skeletal, smooth, Learning Outcome: 11.01b List the defining characteristics of skeletal muscle. Section: 11.01 Topic: General functions of muscle tissue

4. When a skeletal muscle lengthens, its __________ helps resist excessive stretching and subsequent injury to the muscle.

  1. thickfilaments
  2. collagen
  3. actin
  4. troponin-tropomyosin

    complex

  5. varicositie

    s

    Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic

HAPS Objective: G03.02 Name the connective tissue layers that surround each cell, fascicle, muscle, and group of muscles and indicate the specific type of connective tissue that composes all of these layers. HAPS Topic: Module G03 Detailed gross and microscopic anatomy of skeletal muscle. Learning Outcome: 11.01c Discuss the elastic functions of the connective tissue components of a muscle. Section: 11.01 Topic: General functions of muscle tissue

True / False Questions

5.

Extensibility refers to the ability of a muscle to stretch.

TRUE

Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: G02.03 Compare and contrast the characteristics of skeletal, cardiac and smooth muscle. HAPS Topic: Module G02 Identification, general location, and comparative characteristics of skeletal, smooth,

11-2
Copyright © 2018 McGraw-Hill Education. All rights reserved. No reproduction or distribution without the prior written consent of McGraw-Hill Education.

6.

Learning Outcome: 11.01a Describe the physiological properties that all muscle types have in common. Section: 11.01 Topic: General functions of muscle tissue

A dark band formed by parallel thick filaments that partly overlap the thin filaments is known as an H band.

FALSE

Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: G03.01 Describe the organization of muscle tissue from cell to whole muscle to groups of muscles. HAPS Objective: G03.04 Explain the organization of a myofibril. HAPS Topic: Module G03 Detailed gross and microscopic anatomy of skeletal muscle. Learning Outcome: 11.02b Relate the striations of a muscle fiber to the overlapping arrangement of its protein filaments. Section: 11.02 Topic: Microscopic anatomy of skeletal muscle

The sarcoplasmic reticulum is the smooth endoplasmic reticulum of a muscle fiber.

TRUE

Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: G03.03 Describe a skeletal muscle fiber including the transverse (T) tubules, sarcoplasmic reticulum and myofibrils. HAPS Topic: Module G03 Detailed gross and microscopic anatomy of skeletal muscle. Learning Outcome: 11.02a Describe the structural components of a muscle fiber. Section: 11.02 Topic: Microscopic anatomy of skeletal muscle

Clinically, dystrophin is the most important noncontractile protein to occur in muscle fibers.

TRUE

Accessibility: Keyboard Navigation Blooms Level: 1. Remember Gradable: automatic HAPS Objective: G03.05 Name, and describe the function of, each of the contractile, regulatory, and structural protein components of a sarcomere. HAPS Topic: Module G03 Detailed gross and microscopic anatomy of skeletal muscle. Learning Outcome: 11.02c Name the major proteins of a muscle fiber and state the function of each. Section: 11.02 Topic: Microscopic anatomy of skeletal muscle

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