HC ANAT&PHYS&LAB MN&MOD MA&P/ET&WRAP PK
6th Edition
ISBN: 9780134494753
Author: MARIEB & HOEHN
Publisher: PEARSON C
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Textbook Question
Chapter 10.4, Problem 5CYU
What benefit is provided by a lever that operates at a mechanical advantage?
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What is an example of multiple lever types in the body during the same movement?
Define a lever.
Compare and contrast first-, second-, and third-class levers
Chapter 10 Solutions
HC ANAT&PHYS&LAB MN&MOD MA&P/ET&WRAP PK
Ch. 10.1 - The term prime mover is used in the business world...Ch. 10.2 - What criteria are used in naming each of the...Ch. 10.3 - Prob. 3CYUCh. 10.4 - Which of the three lever systems involved in...Ch. 10.4 - What benefit is provided by a lever that operates...Ch. 10.5 - Prob. 6CYUCh. 10.5 - What muscles would you contract to make a sad...Ch. 10.5 - How can the deltoid muscles both extend and flex...Ch. 10.5 - Which of the thenar muscles does not have an...Ch. 10.5 - Prob. 10CYU
Ch. 10 - A muscle that assists an agonist by causing a like...Ch. 10 - The arrangement of muscle fibers in which the...Ch. 10 - Match the muscle names in column B to the facial...Ch. 10 - The prime mover of inspiration is the (a)...Ch. 10 - The arm muscle that both flexes the elbow and...Ch. 10 - The chewing muscles that protract the mandible and...Ch. 10 - Muscles that depress the hyoid bone and larynx...Ch. 10 - Intrinsic muscles of the back that promote...Ch. 10 - Several muscles act to move and/or stabilize the...Ch. 10 - The quadriceps include all but (a)...Ch. 10 - A prime mover of hip flexion is the (a) rectus...Ch. 10 - The prime mover of hip extension against...Ch. 10 - Muscles that cause plantar flexion include all but...Ch. 10 - In walking, which two lower limb muscles keep the...Ch. 10 - Prob. 15MCCh. 10 - Which of the following is large, deep muscle that...Ch. 10 - Name four criteria used in naming muscles, and...Ch. 10 - Differentiate between the arrangement of elements...Ch. 10 - What does it mean when we say that a lever...Ch. 10 - Which muscles act to propel food down the length...Ch. 10 - Name and describe the action of muscles used to...Ch. 10 - (a) Name the four muscle pairs that act in unison...Ch. 10 - List all six possible movements that can occur at...Ch. 10 - (a) Name two forearm muscles that are powerful...Ch. 10 - Name the muscles usually grouped together as the...Ch. 10 - Name three thigh muscles that help you keep your...Ch. 10 - (a) Name three muscles or muscle groups used as...Ch. 10 - Name two muscles in each of the following...Ch. 10 - In Chapters 7 and 8, you were introduced to Kayla...Ch. 10 - Prob. 2CCSCh. 10 - Prob. 3CCSCh. 10 - Prob. 4CCS
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- What difference does foot plant or no foot plant make to the functions of the gluteus medius and tensor fascia lata muscles?arrow_forwardWhat are two factors which allow the gastrocnemius and soleus muscles to generate greater plantar flexion torque than all the other muscles capable of plantarflexion?arrow_forwardWhen using muscles how do you generate more tension when picking up a heavier object than you do when picking up a pencil with the same muscles?arrow_forward
- Give a part of the body that uses the 2nd class lever system and; Explain how does the type of the lever system employed by the muscle influence the force it can generate and the load it can overcome?arrow_forwardWhy can you lift a larger load when your elbow is slightly flexed and your biceps muscle is at an intermediate length than you can when your elbow is fully extended?arrow_forwardConsider the movements of plantar flexion and dorsiflexion. Propose a reason why there are far more (and stronger) muscles involved in plantar flexion?arrow_forward
- Three orders of levers are recognized: I. Fulcrum (pivot) between power and weight. II. Weight between power and fulcrum. III. Power between fulcrum and weight. What order of lever is involved in the action of the gastrocnemius muscle of the frog? Of man? Of the triceps in the fore limb? Of the biceps in the fore limb?arrow_forwardWhy do you suppose there are more and larger muscles involved in plantar flexion of the foot than dorsiflexion?arrow_forwardWhy do you suppose there are more and larger muscles involved in flexion of the fingers and hand than extension?arrow_forward
- What aspect of creatine phosphate allows it to supply energy to muscles?arrow_forwardSkeletal muscles can only produce a mechanical force as they are contracted, but a leg flexes and extends while walking. How can muscles perform this task?arrow_forwardIF a patient is unable to dorsiflex his or her foot.Which muscle do you think would be involved in this condition? which muscle may have to compensate for lack of dorsiflexion during walking?arrow_forward
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