ANATOMY & PHYSIOLOGY (LL)W/CONNECT
2nd Edition
ISBN: 9781259744389
Author: McKinley
Publisher: MCG
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Textbook Question
Chapter 10, Problem 10DYKB
Skeletal muscle and cardiac muscle are similar in that both types of muscle
- a. have cells that branch.
- b. contain intercalated discs.
- c. are under involuntary control.
- d. are striated.
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All of the following characteristics apply to skeletal muscle except
a. They are striated.
b. They are multinucleated.
c. They are voluntary.
d. They contain intercalated discs.
e. They are attached to the skeleton by means of tendons.
Skeletal, smooth, and cardiac muscle are similar in that they all _____.
A
are divided into motor units
B
require calcium in order to contract
C
undergo mitosis frequently to replace dead or damaged cells
D
have small round cells connected by gap junctions
Which of the following statements about skeletal muscle is CORRECT?
Select one:
a. An increase in Na+ concentration in the cytosol starts muscle filament sliding.
b. The muscle is non-striated and involuntary.
c. The muscle is involved in shivering thermogenesis.
d. The muscle contracts in response to parasympathetic stimulation.
e. The muscle contracts in response to hormones.
Chapter 10 Solutions
ANATOMY & PHYSIOLOGY (LL)W/CONNECT
Ch. 10.1 - What are the five major functions of skeletal...Ch. 10.1 - Explain the skeletal muscle characteristics of...Ch. 10.2 - Identify the location and function of these...Ch. 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 - 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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- Which component is responsible for initially stimulating a muscle contraction? a. proteins b. electrochemical signals c. plasma membranes d. striationsarrow_forwardWhat kind of muscle tissue is found surrounding the urinary bladder? a. cardiac b. skeletal c. striated d. smootharrow_forwardYou are training athletes for the 100-meter dash. They need muscles specialized for speed and strength, not endurance. What muscle characteristics would your training regimen aim to develop? How would you alter it to train a long-distance swimmer?arrow_forward
- Which of the following changes takes place when a skeletal muscle contracts?A. Z discs move farther apart.B. Actin filaments contract.C. Myosin filaments contract.D. Sarcomeres become shorter.arrow_forwardA.What type of contractions do skeletal muscles do? B. What type of contractions do cardiac muscles do? C.a. What type of contractions do smooth muscles do?arrow_forwardWhich of the following statements is True?a. Tendons contract using the sliding filament mechanism.b. Tendons are composed primarily of cartilage fibers.c. Tendons attach bones to bones at joints.d. Tendons attach muscles to bone.arrow_forward
- If a muscle cell had very short T-tubules, how much tension would the muscle fiber create, relative to a normal muscle fiber? Assume sarcoplasmic reticulum can still react to activity at the neuromuscular junction. a)Less tension would be created. b) No difference in tension creation. c) More tension would be created. d) No tension would be created.arrow_forwardMatch the following features of the muscle tissue. 1 Muscle tissue function. 2 It is a voluntary muscle. 3 It is striated and located in the heart. 4 It is striated and attached to bones. A. Contraction and movement. B. Cardiac Muscle. C. Skeletal Muscle D. Skeletal musclearrow_forwardWhich statement about striated skeletal muscle is true? A. The tension generated by a muscle is invariable. B. Mechanical summation of twitches in a muscle fiber leads to a graded increase in the tension that is above that generated by a single twitch. C. A single action potential arriving at the neuromuscular junction is not sufficient to cause a muscle fiber to twitch. D. Muscle twitches are able to mechanically sum when Ca2+ is quickly and completely removed from the sarcoplasm between action potentials. E. An action potential in the muscle cell activates contraction by releasing Na+ into the sarcoplasm.arrow_forward
- Single-unit smooth muscle cells can stimulate each other because they havea. a latch-bridge.b. diffuse junctions.c. gap junctions.d. tight junctions.e. cross-bridges.arrow_forwardMuscle Tissue 1. List the three types of muscular tissue. 2. List the characteristics of skeletal muscle. 3. List the characteristics of smooth muscle. 4. List the characteristics of cardiac muscle.arrow_forwardUnlike skeletal muscle cells, cardiac muscle cells________." A do not use the sliding filament mechanism of contraction B are not striated C do not rely on an influx of Ca+2 for contraction to occur D do not require neural stimulation to contractarrow_forward
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