ANATOMY AND PHYSIOLOGY17th EditionOpenStax Publisher: OPENSTAX CISBN: 9781630180928
ANATOMY AND PHYSIOLOGY
Solutions for ANATOMY AND PHYSIOLOGY
Problem 1ILQ:
Watch this video (http://openstaxcollege.org/l/micromacro) to learn more about macro- and...Problem 2ILQ:
Every skeletal muscle fiber is supplied by a motor neuron at the NMJ. Watch this video...Problem 4RQ:
Muscle that has a striped appearance is described as being ________. elastic nonstriated excitable...Problem 5RQ:
Which element is important in directly Triggering contraction? sodium (Na+) calcium (Ca++) potassium...Problem 6RQ:
Which of the following properties is not common to all three muscle tissues? excitability the need...Problem 7RQ:
The correct order for the smallest to the largest unit of organization in muscle tissue is ________....Problem 8RQ:
Depolarization of the sarcolemma means ________. the inside of the membrane has become Less negative...Problem 9RQ:
In relaxed muscle, the myosin-binding site on actin is blocked by ________. titin troponin myoglobin...Problem 10RQ:
According to the sliding filament model, binding sites on actin open when ________. creatine...Problem 11RQ:
The cell membrane of a muscle fiber is called ________. myofibril sarcolemma sarcoplasm myofilamentProblem 12RQ:
Muscle relaxation occurs when ________. calcium ions are actively transported out of the...Problem 13RQ:
During muscle contraction, the cross-bridge detaches when ________. the myosin head binds to an xADP...Problem 14RQ:
Thin and thick filaments are organized into functional units called ________. myofibrils...Problem 15RQ:
During which phase of a twitch in a muscle fiber is tension the greatest? resting phase...Problem 16RQ:
Muscle fatigue is caused by ________. buildup of ATP and Lactic acid levels exhaustion of energy...Problem 17RQ:
A sprinter would experience muscle fatigue sooner than a marathon runner due to ________. anaerobic...Problem 18RQ:
What aspect of creatine phosphate allows it to supply energy to muscles? ATPase activity phosphate...Problem 19RQ:
Dmg X blocks ATP regeneration from ADP and phosphate. How will muscle cells respond to this ding? by...Problem 20RQ:
The muscles of a professional sprinter are most likely to have ________. 80 percent fast-twitch...Problem 21RQ:
The muscles of a professional marathon runner are most likely to have ________. 80 percent...Problem 22RQ:
Which of the following statements is true? Fast fibers have a small diameter. Fast fibers contain...Problem 23RQ:
Which of the following statements is false? Slow fibers have a small network of capillar ies. Slow...Problem 24RQ:
Cardiac muscles differ from skeletal muscles in that they ________. are striated utilize aerobic...Problem 25RQ:
If cardiac muscle cells were prevented from undergoing aerobic metabolism, they ultimately would...Problem 26RQ:
Smooth muscles differ from skeletal and cardiac muscles in that they ________. lack myofibrils are...Problem 27RQ:
Which of the following statements describes smooth muscle cells? They are resistant to fatigue. They...Problem 28RQ:
From which embryonic cell type does muscle tissue develop? ganglion cells myotube cells myoblast...Problem 29RQ:
Which cell type helps to repair injured muscle fibers? ganglion cells myotube cells myoblast cells...Problem 30CTQ:
Why is elasticity an important quality of muscle tissue?Problem 32CTQ:
Describe how tendons facilitate body movement.Problem 33CTQ:
What are the five primary functions of skeletal muscle?Problem 34CTQ:
What are the opposite roles of voltage-gated sodium channels and voltage-gated potassium channels?Problem 35CTQ:
How would muscle contractions be affected if skeletal muscle fibers did not have T-tubules?Problem 37CTQ:
How would muscle contractions be affected if ATP was completely depleted in a muscle fiber?Problem 38CTQ:
Why does a motor unit of the eye have few muscle fibers compared to a motor unit of the leg?Problem 39CTQ:
What factors contribute to the amount of tension produced in an individual muscle fiber?Problem 40CTQ:
Why do muscle cells use creatine phosphate instead of glycolysis to supply ATP for the first few...Problem 44CTQ:
What would be the drawback of cardiac contractions being the same duration as skeletal muscle...Problem 46CTQ:
Why can smooth muscles conn act over a wider range of resting lengths than skeletal and cardiac...Problem 47CTQ:
Describe the differences between single-unit smooth muscle and multiunit smooth muscle.Browse All Chapters of This Textbook
Chapter 1 - An Introduction To The Human BodyChapter 2 - The Chemical Level Of OrganizationChapter 3 - The Cellular Level Of OrganizationChapter 4 - The Tissue Level Of OrganizationChapter 5 - The Integumentary SystemChapter 6 - Bone Tissue And The Skeletal SystemChapter 7 - Axial SkeletonChapter 8 - The Appendicular SkeletonChapter 9 - JointsChapter 10 - Muscle Tissue
Chapter 11 - The Muscular SystemChapter 12 - The Nervous System And Nervous TissueChapter 13 - Anatomy Of The Nervous SystemChapter 14 - The Somatic Nervous SystemChapter 15 - The Autonomic Nervous SystemChapter 16 - The Neurological ExamChapter 17 - The Endocrine SystemChapter 18 - The Cardiovascular System: BloodChapter 19 - The Cardiovascular System: The HeartChapter 20 - The Cardiovascular System: Blood Vessels And CirculationChapter 21 - The Lymphatic And Immune SystemChapter 22 - The Respiratory SystemChapter 23 - The Digestive SystemChapter 24 - Metabolism And NutritionChapter 25 - The Urinary SystemChapter 26 - Fluid, Electrolyte, And Acid-base BalanceChapter 27 - The Reproductive SystemChapter 28 - Development And Inheritance
Sample Solutions for this Textbook
We offer sample solutions for ANATOMY AND PHYSIOLOGY homework problems. See examples below:
Chapter 1, Problem 1ILQChapter 2, Problem 1ILQChapter 3, Problem 1ILQChapter 4, Problem 1ILQChapter 5, Problem 1ILQChapter 6, Problem 1RQChapter 7, Problem 1ILQChapter 8, Problem 1ILQChapter 9, Problem 1ILQ
Chapter 10, Problem 1ILQChapter 11, Problem 1RQChapter 12, Problem 1ILQChapter 13, Problem 1ILQChapter 14, Problem 1ILQChapter 15, Problem 1ILQChapter 16, Problem 1ILQChapter 17, Problem 1ILQChapter 18, Problem 1ILQChapter 19, Problem 1ILQChapter 20, Problem 1ILQChapter 21, Problem 1ILQChapter 22, Problem 1ILQChapter 23, Problem 1ILQChapter 24, Problem 1RQChapter 25, Problem 1RQChapter 26, Problem 1ILQChapter 27, Problem 1ILQChapter 28, Problem 1ILQ
More Editions of This Book
Corresponding editions of this textbook are also available below:
Anatomy and Physiology by OpenStax
17th Edition
ISBN: 9781506698021
ANATOMY+PHYSIOLOGY
13th Edition
ISBN: 2810017675928
Anatomy & Physiology
1st Edition
ISBN: 9781938168130
Anatomy & Physiology
17th Edition
ISBN: 9781947172043
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