Introduction to Neuromuscular Anatomy: Fascia and Connective Tissue

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Questions and Answers

Which type of muscle has fibers arranged in a spiral fashion?

  • Spiral (correct)
  • Fusiform
  • Convergent
  • Circular

Which type of muscle has fibers arranged in a fan-shaped manner?

  • Fusiform
  • Convergent (correct)
  • Circular
  • Spiral

What is the term for the attachment point of a muscle that does not move during contraction?

  • Insertion
  • Origin (correct)
  • Aponeurosis
  • Tendon

Which muscle is attached to the skin in the superficial fascia?

<p>Coracobrachialis (C)</p> Signup and view all the answers

Which type of connective tissue surrounds the muscles and forms closed compartments?

<p>Fascia (D)</p> Signup and view all the answers

What is the term for the internal connective tissue of the muscle that can be grouped at its ends forming tendons or aponeurosis?

<p>Tendon (D)</p> Signup and view all the answers

In which direction does the sartorius muscle pass in relation to its insertion and origin?

<p>From lateral to medial (C)</p> Signup and view all the answers

What is the significance of understanding the direction in which muscles pass with respect to the axis of rotation of the joint they move?

<p>It helps in identifying the main global muscle action (A)</p> Signup and view all the answers

Which muscle is an example of passing from posterior to anterior in relation to its insertion and origin?

<p>Latissimus dorsi (B)</p> Signup and view all the answers

What is the role of spinal roots in relation to main global muscle actions?

<p>To each spinal root corresponds a type of main global muscle action (B)</p> Signup and view all the answers

What is the typical innervation pattern for a muscle by peripheral nerves?

<p>A muscle is normally innervated by a single peripheral nerve via one or more branches (D)</p> Signup and view all the answers

Which type of nerve contains motor and sensory fibers?

<p>Peripheral nerve (A)</p> Signup and view all the answers

What does it mean when some nerves are referred to as purely sensory?

<p>They only contain sensory fibers (A)</p> Signup and view all the answers

How do some muscles differ in terms of innervation by peripheral nerves?

<p>Some muscles are innervated by more than one peripheral nerve (A)</p> Signup and view all the answers

What is the significance of understanding the direction in which muscles pass with respect to the axis of rotation of the joint they move?

<p>Determining the muscle's function (D)</p> Signup and view all the answers

Which type of nerve contains motor and sensory fibers?

<p>Mixed nerve (A)</p> Signup and view all the answers

What is the term for the attachment point of a muscle that does not move during contraction?

<p>Origin (D)</p> Signup and view all the answers

What does it mean when some nerves are referred to as purely sensory?

<p>They only carry sensory signals (C)</p> Signup and view all the answers

Which muscle is an example of passing from posterior to anterior in relation to its insertion and origin?

<p>Latissimus dorsi (A)</p> Signup and view all the answers

How do some muscles differ in terms of innervation by peripheral nerves?

<p>They may be innervated by more than one peripheral nerve (A)</p> Signup and view all the answers

Which type of muscle has fibers arranged in a spiral fashion?

<p>Spiral muscle (B)</p> Signup and view all the answers

In which direction does the sartorius muscle pass in relation to its insertion and origin?

<p>Posterior to anterior (B)</p> Signup and view all the answers

Which type of muscle has fibers arranged in a spiral fashion?

<p>Spiral (B)</p> Signup and view all the answers

What is the term for the fibrous tissue that covers deep organs?

<p>Deep fascia (B)</p> Signup and view all the answers

Which muscle passes from posterior to anterior in relation to its insertion and origin?

<p>Latissimus dorsi (D)</p> Signup and view all the answers

What is the term for the attachment point of a muscle that moves during contraction?

<p>Insertion (B)</p> Signup and view all the answers

Which muscle is an example of passing from medial to lateral in relation to its insertion and origin?

<p>Deltoid (B)</p> Signup and view all the answers

What is the term for the junction point of a muscle that does not move during contraction?

<p>Origin (A)</p> Signup and view all the answers

What is the term for the attachment point of a muscle that moves during contraction?

<p>Insertion (D)</p> Signup and view all the answers

Which type of nerve contains both motor and sensory fibers?

<p>Spinal nerve (B)</p> Signup and view all the answers

What is the term for the internal connective tissue of the muscle that can be grouped at its ends forming tendons or aponeurosis?

<p>Aponeurosis (D)</p> Signup and view all the answers

Which muscle has fibers arranged in a spiral fashion?

<p>Soleus (A)</p> Signup and view all the answers

What is the term for the fibrous tissue that covers deep organs?

<p>Fascia (B)</p> Signup and view all the answers

Which muscle is an example of passing from medial to lateral in relation to its insertion and origin?

<p>Gluteus medius (C)</p> Signup and view all the answers

What is the significance of understanding the direction in which muscles pass with respect to the axis of rotation of the joint they move?

<p>Assessing joint stability (D)</p> Signup and view all the answers

Which type of muscle has fibers arranged in a fan-shaped manner?

Signup and view all the answers

Which muscle passes from lateral to medial in relation to its insertion and origin?

<p>Sartorius (D)</p> Signup and view all the answers

What is the typical innervation pattern for a muscle by peripheral nerves?

<p>Each muscle is innervated by a single peripheral nerve via one or more branches (A)</p> Signup and view all the answers

What does it mean when some nerves are referred to as purely sensory?

<p>It means the nerves only carry signals related to pain (C)</p> Signup and view all the answers

Which muscle is an example of passing from posterior to anterior in relation to its insertion and origin?

<p>Latissimus dorsi (A)</p> Signup and view all the answers

Which type of muscle has fibers arranged in a spiral fashion?

<p>Spiral muscle (B)</p> Signup and view all the answers

What is the term for the attachment point of a muscle that moves during contraction?

<p>Insertion (B)</p> Signup and view all the answers

What is the term for the fibrous tissue that covers deep organs?

<p>Fascia (A)</p> Signup and view all the answers

What is the significance of understanding the direction in which muscles pass with respect to the axis of rotation of the joint they move?

<p>It aids in comprehending the functional role and action of muscles (C)</p> Signup and view all the answers

What is the term for the fibrous tissue that covers deep organs?

<p>Deep fascia (B)</p> Signup and view all the answers

Which type of muscle has fibers arranged in a spiral fashion?

<p>Circular (B)</p> Signup and view all the answers

What is the term for the attachment point of a muscle that does not move during contraction?

<p>Origin (A)</p> Signup and view all the answers

Which muscle is an example of passing from medial to lateral in relation to its insertion and origin?

<p>Rectus abdominis (B)</p> Signup and view all the answers

Which type of connective tissue surrounds the muscles and forms closed compartments?

<p>Deep fascia (A)</p> Signup and view all the answers

What is the typical innervation pattern for a muscle by peripheral nerves?

<p>Bilateral innervation (C)</p> Signup and view all the answers

Which muscle passes from posterior to anterior in relation to its insertion and origin?

<p>Pectoralis major (B)</p> Signup and view all the answers

What is the term for the internal connective tissue of the muscle that can be grouped at its ends forming tendons or aponeurosis?

<p>Perimysium (C)</p> Signup and view all the answers

Which muscle passes from palmar to dorsal with respect to its origin and insertion?

<p>Interossei (B)</p> Signup and view all the answers

Which muscle is innervated by more than one peripheral nerve?

<p>Flexor digitorum profundus (A)</p> Signup and view all the answers

Which spinal root corresponds to a defined cutaneous territory?

<p>Dermatome (D)</p> Signup and view all the answers

Which nerve contains purely sensory fibers?

<p>Medial antebrachial cutaneous nerve (C)</p> Signup and view all the answers

Which connective tissue surrounds the muscles and forms closed compartments?

<p>Fascia (D)</p> Signup and view all the answers

What is the term for the fibrous tissue that covers deep organs?

<p>Fascia (D)</p> Signup and view all the answers

What type of main global muscle action corresponds to each spinal root?

<p>Myotome (C)</p> Signup and view all the answers

Which type of muscle has fibers arranged in a spiral fashion?

<p>Circular (A)</p> Signup and view all the answers

What is the term for the attachment point of a muscle that does not move during contraction?

<p>Origin (D)</p> Signup and view all the answers

Which muscle is an example of passing from lateral to medial in relation to its insertion and origin?

<p>Teres major (B)</p> Signup and view all the answers

What is the term for the fibrous tissue that covers deep organs?

<p>Fascia (B)</p> Signup and view all the answers

Which type of muscle has fibers arranged in a fan-shaped manner?

<p>Peniform (A)</p> Signup and view all the answers

What is the significance of understanding the direction in which muscles pass with respect to the axis of rotation of the joint they move?

<p>It determines the muscle's function (A)</p> Signup and view all the answers

How do some muscles differ in terms of innervation by peripheral nerves?

<p>By having varied motor and sensory nerve supply (A)</p> Signup and view all the answers

What is the term for the junction point that does not move?

<p>Origin (A)</p> Signup and view all the answers

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