HUMAN ANATOMY
6th Edition
ISBN: 9781260210262
Author: SALADIN
Publisher: RENT MCG
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Textbook Question
Chapter 11.3, Problem 10BYGO
What is meant by the innervation of a muscle? Why is it important to know this? What two major groups of nerves innervate the skeletal muscles?
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Chapter 11 Solutions
HUMAN ANATOMY
Ch. 11.1 - Name and define each connective tissue of a muscle...Ch. 11.1 - Describe how the fascicles of a muscle are...Ch. 11.1 - Prob. 3BYGOCh. 11.1 - Prob. 4BYGOCh. 11.1 - Prob. 5BYGOCh. 11.1 - Prob. 6BYGOCh. 11.2 - Prob. 1AWYKCh. 11.2 - Prob. 7BYGOCh. 11.2 - Prob. 8BYGOCh. 11.2 - Prob. 9BYGO
Ch. 11.3 - What is meant by the innervation of a muscle? Why...Ch. 11.3 - Prob. 11BYGOCh. 11.4 - Of the muscles you have studied so far, name three...Ch. 11.4 - Name two muscles that elevate the upper lip and...Ch. 11.4 - Name the four paired muscles of mastication and...Ch. 11.4 - Distinguish between the functions of the...Ch. 11.4 - List the prime movers of neck extension and...Ch. 11.5 - What muscles are eaten as “spare ribs”? What is...Ch. 11.5 - Prob. 16BYGOCh. 11.5 - Prob. 17BYGOCh. 11.5 - Name a major superficial muscle and two major deep...Ch. 11.5 - Define perineum, urogenital triangle, and anal...Ch. 11.5 - Name one muscle in the superficial perineal space,...Ch. 11 - Prob. 11.1.1AYLOCh. 11 - Prob. 11.1.2AYLOCh. 11 - Prob. 11.1.3AYLOCh. 11 - Prob. 11.1.4AYLOCh. 11 - Prob. 11.1.5AYLOCh. 11 - Prob. 11.1.6AYLOCh. 11 - Prob. 11.1.7AYLOCh. 11 - Prob. 11.1.8AYLOCh. 11 - Prob. 11.1.9AYLOCh. 11 - Prob. 11.2.1AYLOCh. 11 - Prob. 11.2.2AYLOCh. 11 - The three basic components of a lever and how...Ch. 11 - Why a single musculoskeletal lever cannot produce...Ch. 11 - Prob. 11.2.5AYLOCh. 11 - Prob. 11.3.1AYLOCh. 11 - Prob. 11.3.2AYLOCh. 11 - Prob. 11.4.1AYLOCh. 11 - Prob. 11.4.2AYLOCh. 11 - Prob. 11.4.3AYLOCh. 11 - Prob. 11.4.4AYLOCh. 11 - Prob. 11.4.5AYLOCh. 11 - Three muscles of the cheek, chin, and anterior...Ch. 11 - The difference between the intrinsic and extrinsic...Ch. 11 - Four extrinsic tongue muscles-the genioglossus,...Ch. 11 - Prob. 11.4.9AYLOCh. 11 - Prob. 11.4.10AYLOCh. 11 - Prob. 11.4.11AYLOCh. 11 - Four muscles of the infrahyoid group-the omohyoid,...Ch. 11 - Prob. 11.4.13AYLOCh. 11 - Prob. 11.4.14AYLOCh. 11 - Prob. 11.4.15AYLOCh. 11 - Prob. 11.4.16AYLOCh. 11 - The diaphragm and the three layers of intercostal...Ch. 11 - Prob. 11.5.2AYLOCh. 11 - Prob. 11.5.3AYLOCh. 11 - Prob. 11.5.4AYLOCh. 11 - Prob. 11.5.5AYLOCh. 11 - Prob. 11.5.6AYLOCh. 11 - Prob. 11.5.7AYLOCh. 11 - The boundaries of the perineum; its two triangles;...Ch. 11 - Prob. 11.5.9AYLOCh. 11 - Prob. 11.5.10AYLOCh. 11 - Prob. 11.5.11AYLOCh. 11 - Prob. 11.5.12AYLOCh. 11 - Prob. 1TYRCh. 11 - Prob. 2TYRCh. 11 - Which of these is not a suprahyoid muscle?...Ch. 11 - Prob. 4TYRCh. 11 - Prob. 5TYRCh. 11 - Prob. 6TYRCh. 11 - Prob. 7TYRCh. 11 - Prob. 8TYRCh. 11 - A muscle that aids in chewing without moving the...Ch. 11 - Prob. 10TYRCh. 11 - Prob. 11TYRCh. 11 - Prob. 12TYRCh. 11 - Prob. 13TYRCh. 11 - Prob. 14TYRCh. 11 - Prob. 15TYRCh. 11 - Prob. 16TYRCh. 11 - Prob. 17TYRCh. 11 - Prob. 18TYRCh. 11 - Prob. 19TYRCh. 11 - Prob. 20TYRCh. 11 - Prob. 1BYMVCh. 11 - Prob. 2BYMVCh. 11 - Prob. 3BYMVCh. 11 - Prob. 4BYMVCh. 11 - Prob. 5BYMVCh. 11 - Prob. 6BYMVCh. 11 - Prob. 7BYMVCh. 11 - State a meaning of each word element and give a...Ch. 11 - Prob. 9BYMVCh. 11 - Prob. 10BYMVCh. 11 - Prob. 1WWWTSCh. 11 - Prob. 2WWWTSCh. 11 - Briefly explain why each of the following...Ch. 11 - Prob. 4WWWTSCh. 11 - Prob. 5WWWTSCh. 11 - Prob. 6WWWTSCh. 11 - Prob. 7WWWTSCh. 11 - Prob. 8WWWTSCh. 11 - Prob. 9WWWTSCh. 11 - Prob. 10WWWTSCh. 11 - Name one antagonist of each of the following...Ch. 11 - Name one synergist of each of the following...Ch. 11 - Prob. 3TYCCh. 11 - Remova of cancerous lymph nodes from the neck...Ch. 11 - Prob. 5TYC
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- In what ways does the neural control of smooth muscle activity differ from that of skeletal muscle? Describe how a stimulus may lead to the contraction of a smooth muscle cell without a change in the plasma membrane potential. Describe the differences between single-unit and multiunit smooth muscles. cite your referencesarrow_forward3) List and define the organizational structure of skeletal muscle beginning with the sacrcomere up ABC to a whole muscle. 4) Explain the differences between the zones and bands of a sarcomere. 5) List and explain the differences between contractile and non-contractile proteins. 6) What are the agonists, synergists, and antagonists to go from sitting to standing from a chair. 7) Provide an every day example of each of the 3 types of muscle actions. Name the muscle involved as well as the movement. 8) Why do we store energy as ATP and resynthesize it, instead of just storing all we need. 9) What are the differences between resting, steady state, and maximal metabolic rate? 10) Why would someone measure arm circumference? How would that be helpful? 11) MRI results in a grayscale of 0 (black) to 256 (white) for each pixel of tissue. How do we tell the difference between different types of tissue in the cross section of a limb (arm or leg, e.g. what's the difference between muscle and fat,…arrow_forwardDescribe a muscle spindle and its function considering the following items. Use all terms in paragraph form to describe: - Extrafusal fibers - Intrafusal fibers - Alpha motor neurons - Gamma motor neurons - Capsule - Contraction - Afferent nerve fiber - Somatic reflex (as in the patellar reflex)arrow_forward
- How would you explain the following observation? When motor nerve fibers in the leg are severed, the muscles they innervate become paralyzed; however, in time, control over the muscles often returns.arrow_forwardIn a general sense, how do skeletal muscles produce movement?arrow_forwardLower back pain is quite common in America and treatments for this pain include muscle relaxants. How does the drug cyclobenzaprine work as a muscle relaxant at a cellular level? Which part of the muscle contraction is interrupted by cyclobenzaprine? Is it effective on the muscle itself or active in the central nervous system?arrow_forward
- Several of the events that occur between the time a physician strikes apatient’s patellar tendon with a rubber hammer and the time the quadriceps femoris contracts (knee-jerk reflex) are listed below:(1) increased frequency of action potentials in sensory neurons(2) stretch of the muscle spindles(3) increased frequency of action potentials in the alpha motor neurons(4) stretch of the quadriceps femoris(5) contraction of the quadriceps femorisWhich of the following most closely describes the sequence ofevents as they normally occur?a. 4,1,2,3,5 c. 1,4,3,2,5 e. 4,2,3,1,5b. 4,1,3,2,5 d. 4,2,1,3,5arrow_forwardMuscle spindles are the sensory receptors that monitor the length of skeletal muscles. When the length of the hamstrings changes between standing and seated positions, which structure is responsible for adjusting the length of the intrafusal muscle fibers of the muscle spindle? Group of answer choices beta motor neurons gamma motor neurons extrafusal fibers alpha motor neuronsarrow_forwardPut the following events in chronological order. (Some of the steps may be missing.)1) Ca*+ floods into the pre-synaptic neuron.2) ch (Acetylcholine) binds to ACh receptors in the sarcolemma.3) Na+ floods into the post-synaptic muscle cell.4) The A.P arrives at the pre-synaptic terminal causing Ca+ channels to open.5) Ach from the synaptic vesicles spills into the pre-synaptic cleft.6) A post-synaptic action potential results in the muscle fiber (depolarizationarrow_forward
- Why is it important to remove acetylcholine from its binding to acetylcholine receptors once the neural stimulus ends? What can be the possible consequence of the non-removal of acetylcholine to the skeletal muscle fiber?arrow_forwardMotor neurons release what type of neurotransmitter onto the motor end plate of skeletal muscles? What effect does this neurotransmitter have on the postsynaptic membrane?arrow_forwardThe condition hyponatremia (hy′-poh-nah-TREE-mee-ah) is characterized by low levels of sodium ions in the blood and extracellular fluid. What do you think would happen to the action potential in the sarcolemma if there were insufficient sodium ions in the extracellular fluid? (Hint: Think about what will happen to the normal gradient of sodium ions in hyponatremia.)arrow_forward
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