BASIC BIOMECHANICS
8th Edition
ISBN: 9781259913877
Author: Hall
Publisher: RENT MCG
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Chapter 8, Problem 1AP
ADDITIONAL PROBLEMS
1. Explain the roles of two-joint muscles in the lower extremity, using the rectus femoris and the gastrocnemius as examples. How does the orientation of the limbs articulating at one joint influence the action of a two-joint muscle at the other joint?
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GIVE 3 EXERCISES THAT CAN BE CONSIDERED AS A LOCOMOTOR MOVEMENT WITH ABDUCTION AND ADDUCTION MOVEMENT. WHY?
I. INSTRUCTION: Compute for the following given problem.
1. Emily can lift 21 kg (210 newtons force) using muscles that have a cross-sectional
area of 6 cm2. Use this formula to work out how many newtons per square
centimetre her muscles can pull with:
Formula: Force/Area
20 HW
rcise 20 Review & Practice Sheet: Muscles of the Pectoral Girdle and Upper Limb
Part D
Label the muscles that move the anterior wrist and hand.
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Abductor pollicis
longus
Extensor carpi
radialis longus
Extensor carpi
radialis brevis
Flexor pollicis
brevis
Biceps brachi
Brachioradialis
Abductor pollicis
brevis
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Part E
Label the muscles that move the anterior wrist and hand.
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Chapter 8 Solutions
BASIC BIOMECHANICS
Ch. 8 - INTRODUCTORY PROBLEMS 1. Construct a chart listing...Ch. 8 - INTRODUCTORY PROBLEMS 2. Construct a chart listing...Ch. 8 - INTRODUCTORY PROBLEMS 3. Construct a chart listing...Ch. 8 - INTRODUCTORY PROBLEMS 4. Compare the structure of...Ch. 8 - INTRODUCTORY PROBLEMS 5. Compare the structure of...Ch. 8 - INTRODUCTORY PROBLEMS 6. Describe sequentially the...Ch. 8 - INTRODUCTORY PROBLEMS 7. Describe sequentially the...Ch. 8 - INTRODUCTORY PROBLEMS 8. Describe sequentially the...Ch. 8 - 9. Use the diagram in Sample Problem 8.1 as a...Ch. 8 - Prob. 10IP
Ch. 8 - ADDITIONAL PROBLEMS 1. Explain the roles of...Ch. 8 - ADDITIONAL PROBLEMS 2. Explain the sequencing of...Ch. 8 - Prob. 3APCh. 8 - ADDITIONAL PROBLEMS 4. Which muscles of the lower...Ch. 8 - ADDITIONAL PROBLEMS 5. The squat exercise with a...Ch. 8 - ADDITIONAL PROBLEMS 6. Explain why compression at...Ch. 8 - Prob. 7APCh. 8 - ADDITIONAL PROBLEMS 8. Explain why lifting a heavy...Ch. 8 - ADDITIONAL PROBLEMS 9. Explain how excessive...Ch. 8 - Prob. 10AP
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- Which of these increases force production? 1. Increasing the velocity of the concentric contraction 2. Increasing the velocity of the eccentric contraction 3. Increasing strength of neural stimulation 4. Holding your breath during contraction 5. Increasing frequency of neural stimulation 6. Decreasing the velocity of the concentric contraction 7. Starting the contraction with the joint in full extension 8. Decreasing the velocity of the eccentric contractionarrow_forward10. Muscle Actions Innervation Long Thoracic N Exercise to strengthen Based on the innervation: name the muscle, provide at least 2 of its actions, and name/describe an exercise to strengthen it. For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac).arrow_forwardGIVE 3 EXERCISE THAT CAN BE CONSIDERED AS A LOCOMOTOR MOVEMENT WITH ABDUCTION AND ADDUCTION MOVEMENTarrow_forward
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- Determine the muscles involved in common movements Lists the joints used Discuss the physiology of the movement Flying insect – pick a well-adapted flying insect (Dragon Fly) i. Muscles involved: ii. Joints: iii. Physiology of the movement:arrow_forward1. Explain what the differences would be between push and pull exercises. Explain what they are, and give examples. 2. How can you use this format to work all motions of the joints worked?3. Describe the upper body/ lower body split. Explain in detail what considerations must be made when using this type of plan. 4. Why are total body workouts longer for each day's workout? Explain5. Why are there 2 days needed for the total body workouts? Explain the differencecs6. Which plan do you want to use? Why? How will it work for you?arrow_forward5 Describe the difference in maximal force capacity in the knee extensors vs the knee flexors. What role does bi-articulation at this joint play? How does this influence potential injury mechanics?arrow_forward
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