Muscle Physiology - 1

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fidelforde
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232062
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Muscle Physiology - 1
Updated:
2013-09-02 15:26:09
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Muscle Physiology
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Massage Prep Study Guide: Muscle Physiology
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  1. What do muscles use to store and supply energy?

    A) Sugar
    B) Glycogen and ATP
    C) Glucose
    D) None of the above
    B) Glycogen and ATP

    stored as glycogen and converted to ATP.
    ATP must be present for a muscle to contract
    (this multiple choice question has been scrambled)
  2. What determines the strength of a muscle contraction?

    A) level of oxygen in the blood
    B) Number of motor units that are stimulated
    C) Number of spindle fibers
    D) All of the above
    B) Number of motor units that are stimulated

    As the strength of signal increases, more motor units are excited
    (this multiple choice question has been scrambled)
  3. What kind of tissue is most common in the body?

    A) Fibrous
    B) Epithelial
    C) Adipose
    D) Connective
    D) Connective

    Connective tissue is a fibrous tissue
    -makes up a variety of physical structures (tendons, connective framework of fibers in muscles, capsules and ligaments around joints, cartilage, bone, adipose tissue, and blood and lymphatic tissue)
    (this multiple choice question has been scrambled)
  4. Palpation of what in muscle causes the client to feel referred pain in another part of the body?

    A) Trigger point
    B) Cun 
    C) Tsubo
    D) Acu-point
    A) Trigger point
    (this multiple choice question has been scrambled)
  5. Why is cartilage slow to heal?

    A) Cartilage is avascular
    B) Blood clotting in the cartilage prevents blood circulation
    C) Damaged cartilage can never heal
    D) None of the options
    A) Cartilage is avascular
    (this multiple choice question has been scrambled)
  6. Which organ contains striated muscles fibers?

    A) Gallbladder
    B) Heart
    C) Urinary bladder
    D) Intestines
    B) Heart

    cardiac muscle is a type of involuntary striated muscle
    (this multiple choice question has been scrambled)
  7. What is the normal state of a muscle at rest called

    A) Isometric
    B) Isotonic
    C) Tetanic
    D) Tonus
    D) Tonus

    Isometric - muscle is activated, but instead of being allowed to lengthen or shorten, it is held at a constant length.
    (this multiple choice question has been scrambled)
  8. When does lactic acid level in the muscle increase?

    A) When oxygen and glycogen levels in blood are inadequate
    B) When there is a loss of sodium through sweat
    C) When muscle heat is produced activity
    D) When there is an increase of oxygen in the blood
    A) When oxygen and glycogen levels in blood are inadequate
    (this multiple choice question has been scrambled)
  9. What is the definition of mastication?

    A) Opening mouth
    B) Closing lips
    C) Chewing
    D) Smiling
    C) Chewing
    (this multiple choice question has been scrambled)
  10. What nutrient is released in the sarcoplasmic reticulum when muscle contract? 

    A) Fatty acids
    B) amino acids
    C) Glycogen
    D) Calcium
    D) Calcium

    releases calcium during contraction and absorbs them during relaxation
    (this multiple choice question has been scrambled)
  11. What form of energy is stored in the muscle?

    A) Fat
    B) Glucose
    C) Protein
    D) Glycogen
    D) Glycogen
    (this multiple choice question has been scrambled)
  12. What is the effect of a reflex initiated by Golgi tendon organ?

    A) The muscle lengthens (stretches) as a response to sensing tension in a muscle
    B) None of the options
    C) The muscle contacts as a response to over stretching
    D) The muscle goes into spasm
    A) The muscle lengthens (stretches) as a response to sensing tension in a muscle

    Sensors detect tension applied to the tendon during a slow, static stretch. Nervous responds allowing the muscle to relax and stretch.
    (this multiple choice question has been scrambled)
  13. What are the main functions of the muscular system?

    A) Control of body functions, integration of body functions, and communication between body functions
    B) Posture, temperature regulation and sense of organ activity
    C) Movement, posture, and heat production
    D) Protect, temperature regulation, and sense organ activity
    C) Movement, posture, and heat production
    (this multiple choice question has been scrambled)
  14. Can exercise increase the number of muscle fibers of a muscle?

    A) No, all of the muscle fibers a person have are present at birth
    B) Yes, if the activity is sustained for long periods of time
    C) Yes, if the muscle is given adequate time to rest during activity
    D) Yes, as long as adequate blood sodium level is maintained
    A) No, all of the muscle fibers a person have are present at birth
    (this multiple choice question has been scrambled)
  15. Perimysium is a sheath of connective tissue that groups muscle fibers into bundles. What are these bundles called?

    A) Myofilaments
    B) Tendons
    C) Myofibrils
    D) Fascicles
    D) Fascicles
    (this multiple choice question has been scrambled)
  16. What connects muscle to bone?

    A) Ligaments
    B) Muscle glue
    C) Tendons
    D) Synovial fluid
    C) Tendons

    tough and flexible
    (this multiple choice question has been scrambled)
  17. The epimysium, perimysium and endomysium extend beyond the muscle to become what?

    A) Tendon
    B) Bone
    C) Adipose tissue
    D) Fascicle
    A) Tendon
    (this multiple choice question has been scrambled)
  18. During muscle contraction when calcium ions are released, what chemical is released and broken down so that energy is available?

    A) DNA
    B) None of these options
    C) ATP
    D) CA
    C) ATP
    (this multiple choice question has been scrambled)
  19. Which of the following are involved in the Sliding Filament Theory?

    A) Actin and Mysin
    B) Cross - bridges
    C) All of the options
    D) Sarcomeres
    C) All of the options

    Myosin heads interact with action filaments. Myosin binds to actin, contracts, releases actin.
    "myosin-actin cycle"
    (this multiple choice question has been scrambled)
  20. How much of a person's body weight is made up of muscle tissue?

    A) 40% -50%
    B) 75% - 80%
    C) none of these options
    D) 20% - 25%
    A) 40% -50%
    (this multiple choice question has been scrambled)
  21. Which of the following has visceral muscle tissue?

    A) Ligaments
    B) Biceps Brachii
    C) Heart
    D) Blood vessels
    C) Heart

    Visceral muscle tissue, or smooth muscle, is tissue associated with the internal organs of the body
    (this multiple choice question has been scrambled)
  22. What is the contractile unit of a muscle cell called?

    A) Sarcoplasm
    B) Sarcoplasmic reticulum
    C) Sarcolemma
    D) Sarcomere
    D) Sarcomere
    (this multiple choice question has been scrambled)
  23. What are the thick myofilaments in the sarcomere made of?

    A) Mysin
    B) Actin
    C) Sarcoplasm
    D) Calcium
    A) Mysin
    (this multiple choice question has been scrambled)
  24. What are the thin myofilaments in the sarcomere made of?

    A) Actin
    B) both actin and myosin
    C) Calcium
    D) Mysin
    A) Actin
    (this multiple choice question has been scrambled)
  25. Muscles can be stimulated by which of the following? 

    A) Injury
    B) Electric current
    C) Heat
    D) All of the above
    D) All of the above
  26. Which of the following is a true statement about muscle?

    A) It has one mitochondria
    B) It is avascular
    C) It has one nucleus
    D) It has a several nuclei
    D) It has a several nuclei
    (this multiple choice question has been scrambled)
  27. What is the point of contact between the nerve ending and the muscle cell membrane called?

    A) Spinal cord
    B) Neuromuscular junction
    C) Motor unit
    D) Neurotransmitter
    B) Neuromuscular junction

    (NMJ)
    (this multiple choice question has been scrambled)
  28. Which special chemical when released cause a muscle to contract, or can inhabit contraction?

    A) Neurotransmitters
    B) Motor units
    C) Synovial fluids
    D) Plasma
    A) Neurotransmitters
    (this multiple choice question has been scrambled)
  29. which of the following statements is true of cardiac muscle?

    A) Dast contracting and smooth
    B) Slow contracting and fatigue resistant
    C) Fast contracting and fatigue resistant
    D) Slow contracting and striated
    C) Fast contracting and fatigue resistant
    (this multiple choice question has been scrambled)
  30. Which of the following is not characteristic of muscle tissue?

    A) Contractility
    B) Extensibility
    C) Excitability
    D) Rigidity
    D) Rigidity
    (this multiple choice question has been scrambled)
  31. Which types of muscle tissues are striated?

    A) Skeletal and visceral
    B) Cardiac and visceral
    C) Skeletal and cardiac
    D) Visceral and fascial
    C) Skeletal and cardiac
    (this multiple choice question has been scrambled)
  32. Where is superficial fascia found?

    A) Surrounding myofibrils
    B) just below the skin (Subcutaneous)
    C) Around internal organs
    D) Around each muscle
    B) just below the skin (Subcutaneous)
    (this multiple choice question has been scrambled)
  33. Which layer of deep connective tissue wraps the entire muscle?

    A) Permysium
    B) none of the options
    C) Endomysium
    D) Epimysium
    D) Epimysium

    epi - over and upon
    end - 
    Peri -
    (this multiple choice question has been scrambled)

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