Seeley's Anatomy & Physiology
11th Edition
ISBN: 9781259254963
Author: Jennifer Regan (author), Andrew Russo (author), Rod Seeley (author) Cinnamon Vanputte (author)
Publisher: McGraw Hill Higher Education
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Textbook Question
Chapter 10.1, Problem 6AYP
Using the terms fulcrum, lever, and force, explain how contraction of a muscle results in movement.
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Using the terms fulcrum, lever, and force, explain howcontraction of a muscle results in movement.
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Chapter 10 Solutions
Seeley's Anatomy & Physiology
Ch. 10.1 - Distinguish between the origin and the insertion...Ch. 10.1 - Describe the roles of the following in muscle...Ch. 10.1 - Describe the different orientations of muscle...Ch. 10.1 - What geometric shapes can muscles have?Ch. 10.1 - List the criteria used to name muscles, and give...Ch. 10.1 - Using the terms fulcrum, lever, and force, explain...Ch. 10.1 - Describe the three classes of levers, and give on...Ch. 10.2 - Name the major movements of the head caused by...Ch. 10.2 - What is unusual about the insertion (and sometimes...Ch. 10.2 - Which muscles ore responsible for moving the ears,...
Ch. 10.2 - What usually causes ptosis on one side? Which...Ch. 10.2 - Name the muscles responsible for opening and...Ch. 10.2 - Prob. 13AYPCh. 10.2 - Contrast the movements produced by the extrinsic...Ch. 10.2 - Explain the interaction of the suprahyoid and...Ch. 10.2 - Prob. 16AYPCh. 10.2 - Describe the muscles of the eye and the movements...Ch. 10.3 - List the actions of the group of back muscles that...Ch. 10.3 - Prob. 19AYPCh. 10.3 - Explain the anatomical basis for the segments...Ch. 10.3 - What openings penetrate the pelvic diaphragm...Ch. 10.4 - Name the seven muscles that attach the scapula to...Ch. 10.4 - Prob. 23AYPCh. 10.4 - What muscles cause flexion and extension of the...Ch. 10.4 - Prob. 25AYPCh. 10.4 - Prob. 26AYPCh. 10.4 - Prob. 27AYPCh. 10.4 - Prob. 28AYPCh. 10.4 - Prob. 29AYPCh. 10.4 - Describe the muscles that move the thumb. The...Ch. 10.5 - Prob. 31AYPCh. 10.5 - Prob. 32AYPCh. 10.5 - Prob. 33AYPCh. 10.5 - What movement do the fibularis muscles nave in...Ch. 10.5 - Prob. 35AYPCh. 10.5 - Prob. 36AYPCh. 10 - Muscles that oppose one mother are a. synergists....Ch. 10 - The most movable attachment of a muscle is its a....Ch. 10 - The muscle whose name means it is to the side of...Ch. 10 - In a class III lever system, them a. fulcrum is...Ch. 10 - Prob. 5RACCh. 10 - An aerial circus performer who supports her body...Ch. 10 - Prob. 7RACCh. 10 - Prob. 8RACCh. 10 - The soft palate muscles a. prevent food from...Ch. 10 - Prob. 10RACCh. 10 - Prob. 11RACCh. 10 - Prob. 12RACCh. 10 - Prob. 13RACCh. 10 - Prob. 14RACCh. 10 - Prob. 15RACCh. 10 - Prob. 16RACCh. 10 - Which of these muscles is an antagonist of the...Ch. 10 - Prob. 18RACCh. 10 - Which of these muscles is an intrinsic hand muscle...Ch. 10 - Given these muscles: Iliopsoas Rectus femoris...Ch. 10 - Prob. 21RACCh. 10 - Prob. 22RACCh. 10 - The ________________ muscles evert the foot,...Ch. 10 - Prob. 24RACCh. 10 - For each of the following muscles: (1) describe...Ch. 10 - Consider only the effect of the brachioradialis...Ch. 10 - Prob. 3CTCh. 10 - Prob. 4CTCh. 10 - When a person becomes Unconscious, the tongue...Ch. 10 - Prob. 6CTCh. 10 - Savannah started a 200-meter dash and fell to the...Ch. 10 - Prob. 8CT
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- In a general sense, how do skeletal muscles produce movement?arrow_forwardWhat is the function of the sarcoplasmic reticulum in muscle cell contraction?arrow_forwardWhat is a motor unit? Why does a rapid series of muscle twitches yield a stronger overall contraction than a single twitch?arrow_forward
- In the diagram below, label the fine structure of a muscle, down to one of its myofibrils. Identify the basic unit of contraction in a myofibril.arrow_forwardDescribe the processes by which muscles obtain the energy to power contractions.arrow_forwardUsing the sliding filament theory of contraction, explain why the contraction strength of a muscle is maximal at a particular muscle length.arrow_forward
- describe the microscopic physiological action of a muscle contractionarrow_forwardWhich of the three lever systems involved in muscle mechanics would be the fastest lever—first-, second-, or third-class?arrow_forwardGive examples in the human body of muscles and their associated joints that illustrate each type of lever system?arrow_forward
- explain why the force of a muscle contraction dependson the muscle’s length prior to stimulation.arrow_forwardName the types of muscle contraction and briefly explain each.arrow_forwardAnatomy and physiology explain muscle contraction in several distinct steps starting the release of acetylcholine junction.arrow_forward
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