ANATOMY+PHYSIOLOGY
4th Edition
ISBN: 9781260265217
Author: McKinley
Publisher: RENT MCG
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Textbook Question
Chapter 10, Problem 9DYKB
In sustained, moderate exercise, skeletal muscle is predominantly using __________ as its energy source.
- a. amino acids
- b. glucagon
- c. fatty acids
- d. creatine phosphate
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Chapter 10 Solutions
ANATOMY+PHYSIOLOGY
Ch. 10.1 - What are the five major functions of skeletal...Ch. 10.1 - Prob. 2WDYLCh. 10.2 - Prob. 3WDYLCh. 10.2 - Draw and label a diagram of a sarcomere.Ch. 10.2 - Prob. 5WDYLCh. 10.2 - Prob. 6WDYLCh. 10.2 - Diagram and label the anatomic structures of a...Ch. 10.2 - Prob. 8WDYLCh. 10.3 - What triggers the binding of synaptic vesicles to...Ch. 10.3 - What two events are linked in the physiologic...
Ch. 10.3 - Prob. 11WDYLCh. 10.3 - Prob. 12WDYLCh. 10.3 - Describe the four processes that repeat in...Ch. 10.3 - What causes the release of the myosin head from...Ch. 10.3 - How do acetylcholinesterase and Ca2+ pumps...Ch. 10.4 - Prob. 16WDYLCh. 10.4 - What are the various means for making ATP...Ch. 10.4 - Prob. 18WDYLCh. 10.5 - Prob. 19WDYLCh. 10.5 - Prob. 20WDYLCh. 10.5 - Prob. 21WDYLCh. 10.6 - What events are occurring in a muscle that produce...Ch. 10.6 - What is recruitment? Explain its importance in the...Ch. 10.6 - Prob. 24WDYLCh. 10.7 - What is the function of skeletal muscle tone?Ch. 10.7 - When you flex your biceps brachii while doing...Ch. 10.7 - Prob. 27WDYLCh. 10.7 - How can muscle fatigue result from changes in each...Ch. 10.8 - Prob. 29WDYLCh. 10.8 - Prob. 30WDYLCh. 10.9 - What are three anatomic or physiologic differences...Ch. 10.10 - Prob. 32WDYLCh. 10.10 - Prob. 33WDYLCh. 10.10 - Prob. 34WDYLCh. 10.10 - What are the steps of smooth muscle contraction?Ch. 10.10 - What unique characteristics of smooth muscle allow...Ch. 10.10 - Prob. 37WDYLCh. 10.10 - Prob. 38WDYLCh. 10.10 - Prob. 39WDYLCh. 10 - Prob. 1DYKBCh. 10 - The physiologic event that takes place at the...Ch. 10 - In a skeletal muscle fiber, Ca2+ is released from...Ch. 10 - The bundle of dense regular connective tissue that...Ch. 10 - In excitation-contraction coupling, the transverse...Ch. 10 - During muscle contraction, the I band a. hides the...Ch. 10 - During a concentric contraction of a muscle fiber,...Ch. 10 - What event causes a troponin-tropomyosin complex...Ch. 10 - In sustained, moderate exercise, skeletal muscle...Ch. 10 - Skeletal muscle and cardiac muscle are similar in...Ch. 10 - Explain the structural relationship between a...Ch. 10 - Prob. 12DYKBCh. 10 - Prob. 13DYKBCh. 10 - Put the following skeletal muscle contraction...Ch. 10 - Explain the various means of providing ATP for...Ch. 10 - Explain why athletes who excel at short sprints...Ch. 10 - Explain why skeletal muscle generates the most...Ch. 10 - Prob. 18DYKBCh. 10 - Describe the response of smooth muscle to...Ch. 10 - Prob. 20DYKBCh. 10 - Prob. 1CALCh. 10 - One of the primary reasons that one individual is...Ch. 10 - Prob. 3CALCh. 10 - Rigor mortis occurs following death because a....Ch. 10 - Prob. 5CALCh. 10 - Prob. 1CSLCh. 10 - Describe the effect of the botulinum toxin, which...Ch. 10 - Smooth muscle is within the urinary bladder wall....
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- Muscle that has a striped appearance is described as being a. elastic b. nonstriated c. excitable d. striatedarrow_forwardWhen the length of the muscle stays the same but the force increases during contraction it is referred to as an: A. Isotonic Contraction B. Isometric Contraction C. Isotreppid Contraction D. Isochronal Contractionarrow_forwardWhich of the following sentences is NOT correct? A. White fibers make up fast-twitch muscle B. Muscle spindle is a type of receptor that detects muscle length C. Exocrine gland secretes its product directly into the bloodstream D. When an action potential is generated within a motor neuron, every muscle cell of the motor unit is stimulated to contractarrow_forward
- A bacterial toxin is known to block the release of ACh at the motor end plate of skeletal muscle. Consequently, a. the skeletal muscle contracts with increasing force. b. the skeletal muscle contracts with increasing frequency. c. the ability to stimulate the muscle is impaired. d. other neurotransmitters would stimulate the muscle.arrow_forwardThe muscle relaxes if no new nerve signal arrives. However the neurotransmitter from the previous stimulation is still present in the synapse. The activity of ________ helps to remove this neurotransmitter. a. myosin b. action potential c. tropomyosin d. acetylcholinesterasearrow_forwardCompared with skeletal muscle, visceral smooth muscle a. has the same ability to be stretched. b. loses the ability to contract forcefully when stretched. C. maintains about the same tension, even when stretched. d. cannot maintain long, steady contractions. e. can accumulate a substantial oxygen deficitarrow_forward
- Which of the following would most likely cause hypertrophy of skeletal muscle in the arms Select one: a. using a computer for most of your job b. muscle cramps due to poor hydration c. immobilization due to wearing a cast d. working out by lifting weights O O O Oarrow_forwardMuscle contractions where the muscle shortens but tension remains constant are called A. isometric B. hypermetric C. hypotonic D. isotonic E. hypertonicarrow_forwardWhich of the following effects result(s) from aging on the muscular system?a. Muscle mass declines.b. Slow-twitch fibers are affected most by aging.c. Fatigue occurs more quickly.d. Increased muscle tone limits stability.e. The gait lengthens and is slower.arrow_forward
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