Anatomy & Physiology: The Unity of Form and Function
8th Edition
ISBN: 9781259277726
Author: Kenneth S. Saladin Dr.
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 9, Problem 7TYR
In a second-class lever, the effort
- a. is applied to the end opposite the fulcrum.
- b. is applied to the fulcrum itself.
- c. is applied between the fulcrum and resistance.
- d. always produces an MA less than 1.0.
- e. is applied on one side of the fulcrum to move a resistance on the other side.
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Which of the following statements is (are) true about lever systems?a. The effort is the origin of the muscle.b. The fulcrum is a joint.c. The resistance is between the effort and the fulcrum in a third-class lever.d. First-class levers are the most common in the human body.e. The quadriceps muscles use a third-class lever to extend the knee.
Generation of Force 2
During concentric contractions, increasing the speed of contraction will
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DOO0
Chapter 9 Solutions
Anatomy & Physiology: The Unity of Form and Function
Ch. 9.1 - The fundamental definition of joint (articulation)...Ch. 9.1 - Relationships and differences between the sciences...Ch. 9.1 - Prob. 3AYLOCh. 9.1 - Prob. 4AYLOCh. 9.1 - Characteristics and examples of bony joints...Ch. 9.1 - Characteristics of fibrous joints (synarthroses)...Ch. 9.1 - Characteristics of cartilaginous joints...Ch. 9.2 - The definition and anatomical features of a...Ch. 9.2 - General anatomy of tendons, ligaments, bursae, and...Ch. 9.2 - Three essential components of a lever
Ch. 9.2 - Prob. 4AYLOCh. 9.2 - Prob. 5AYLOCh. 9.2 - Variables that determine a joints range of motion...Ch. 9.2 - Prob. 7AYLOCh. 9.2 - Six kinds of synovial joints; how each is...Ch. 9.2 - The concept of zero position and how it relates to...Ch. 9.2 - Prob. 10AYLOCh. 9.2 - Prob. 11AYLOCh. 9.2 - The same for flexion, extension, hyperextension,...Ch. 9.2 - Prob. 13AYLOCh. 9.2 - Prob. 14AYLOCh. 9.2 - Prob. 7BYGOCh. 9.2 - Prob. 8BYGOCh. 9.3 - Features of the jaw (temporomandibular) joint...Ch. 9.3 - Features of the shoulder (glenohumeral) joint...Ch. 9.3 - Prob. 3AYLOCh. 9.3 - Prob. 4AYLOCh. 9.3 - Prob. 5AYLOCh. 9.3 - Features of the ankle (talocrural) joint,...Ch. 9 - Prob. 1TYRCh. 9 - Which of the following is the least movable? a. a...Ch. 9 - Prob. 3TYRCh. 9 - Prob. 4TYRCh. 9 - Which of the following terms denotes a general...Ch. 9 - Prob. 6TYRCh. 9 - In a second-class lever, the effort a. is applied...Ch. 9 - Prob. 8TYRCh. 9 - Prob. 9TYRCh. 9 - The rotator cuff includes the tendons of all of...Ch. 9 - Prob. 11TYRCh. 9 - A fluid-filled sac that eases the movement of a...Ch. 9 - Prob. 13TYRCh. 9 - _____ is the science of movement.Ch. 9 - Prob. 15TYRCh. 9 - Prob. 16TYRCh. 9 - Prob. 17TYRCh. 9 - Prob. 18TYRCh. 9 - Prob. 19TYRCh. 9 - Prob. 20TYRCh. 9 - Prob. 1BYMVCh. 9 - Prob. 2BYMVCh. 9 - Prob. 3BYMVCh. 9 - Prob. 4BYMVCh. 9 - Prob. 5BYMVCh. 9 - Prob. 6BYMVCh. 9 - Prob. 7BYMVCh. 9 - Prob. 8BYMVCh. 9 - Prob. 9BYMVCh. 9 - Prob. 10BYMVCh. 9 - Prob. 1WWTSCh. 9 - A doctor who treats arthritis is called a...Ch. 9 - Prob. 3WWTSCh. 9 - Prob. 4WWTSCh. 9 - Prob. 5WWTSCh. 9 - Prob. 6WWTSCh. 9 - Prob. 7WWTSCh. 9 - Prob. 8WWTSCh. 9 - Synovial fluid is secreted by the bursae.Ch. 9 - Prob. 10WWTSCh. 9 - All second-class levers produce a mechanical...Ch. 9 - For each of the following joint movements, state...Ch. 9 - In order of occurrence, list the joint actions...Ch. 9 - Prob. 4TYCCh. 9 - Prob. 5TYCCh. 9 - Prob. 1BYGOCh. 9 - Prob. 2BYGOCh. 9 - Prob. 3BYGOCh. 9 - Prob. 4BYGOCh. 9 - Prob. 5BYGOCh. 9 - Prob. 6BYGOCh. 9 - Prob. 7BYGOCh. 9 - Prob. 8BYGOCh. 9 - Prob. 9BYGOCh. 9 - Prob. 10BYGOCh. 9 - Prob. 11BYGOCh. 9 - Prob. 12BYGOCh. 9 - Prob. 13BYGOCh. 9 - Prob. 14BYGOCh. 9 - Prob. 15BYGOCh. 9 - Prob. 16BYGO
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