Stretch and Flexor Reflex Group 5 Introduction Experiment
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Questions and Answers

What is the result of tapping the patellar ligament with a reflex hammer?

  • Contraction of the hamstring muscles
  • Contraction of the biceps muscles
  • Flexing of the toes
  • Contraction of the quadriceps muscles (correct)

What is the result of tapping the Achilles tendon with a reflex hammer?

  • Foot jerking towards its plantar surface (correct)
  • Flexion at the hip joint
  • Extension at the knee joint
  • Contraction of the calf muscles

What happens when the biceps tendon is tapped with a reflex hammer?

  • Forearm flexes at the wrist
  • Triceps muscle contracts
  • Biceps tendon contracts (correct)
  • Palm faces upward

What is the response to tapping the triceps tendon just above the elbow joint?

<p>Triceps muscle contracts (A)</p> Signup and view all the answers

What is the result of tapping the chin with a reflex hammer during the jaw jerk test?

<p>Contraction of jaw closing muscles (B)</p> Signup and view all the answers

What is the primary purpose of the experiment?

<p>To investigate different types of reflexes and their role in the nervous system (B)</p> Signup and view all the answers

What is the significance of understanding reflexes mentioned in the text?

<p>To support fundamental principles of neurobiology and clinical applications (D)</p> Signup and view all the answers

Which types of reflexes are focused on in this experiment?

<p>Stretch reflexes and flexor reflexes (D)</p> Signup and view all the answers

What is the practical application of studying reflex arcs?

<p>Aiding in diagnostics and therapeutic interventions (D)</p> Signup and view all the answers

How do reflex arcs serve neurological health, according to the text?

<p>They allow for rapid, involuntary responses to external stimuli (B)</p> Signup and view all the answers

What is the main purpose of investigating different reflexes in this experiment?

<p>To understand how the nervous system responds to stimuli (C)</p> Signup and view all the answers

Which of the following is NOT a type of stretch reflex focused on in this experiment?

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

What is the significance of understanding reflexes as mentioned in the text?

<p>Assessing nervous system integrity and functionality (B)</p> Signup and view all the answers

Which practical application is mentioned in the text as a result of studying reflex arcs?

<p>Aiding in diagnostics and therapeutic interventions (C)</p> Signup and view all the answers

What is the primary focus of this experiment in relation to the nervous system?

<p>Gaining insights into basic neurological functions through reflex investigation (C)</p> Signup and view all the answers

What is the result of tapping the patellar ligament with a reflex hammer?

<p>Contraction of quadriceps muscles (A)</p> Signup and view all the answers

What is the result of tapping the Achilles tendon with a reflex hammer?

<p>Flexion of toes (D)</p> Signup and view all the answers

What is the response to tapping the triceps tendon just above the elbow joint?

<p>Contraction of triceps muscle (B)</p> Signup and view all the answers

What is the response to tapping the chin during the jaw jerk test?

<p>Contraction of jaw muscles (C)</p> Signup and view all the answers

What is the response to gently stroking the skin of the upper portion of the abdomen parallel to the costal border during the abdominal reflex test?

<p>Contraction of abdominal muscles &amp; deviated umbilicus around the stimulus (A)</p> Signup and view all the answers

Flashcards

Patellar ligament reflex

Tapping the patellar ligament causes contraction of the quadriceps muscles.

Achilles tendon reflex

Tapping the Achilles tendon results in foot jerking towards its plantar surface.

Biceps tendon reflex

Tapping the biceps tendon leads to contraction of the biceps muscle.

Triceps tendon reflex

Tapping the triceps tendon causes contraction of the triceps muscle.

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Jaw jerk reflex

Tapping the chin during the jaw jerk test causes contraction of jaw closing muscles.

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Purpose of reflex experiment

To investigate different types of reflexes and their role in the nervous system.

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Significance of understanding reflexes

Helps support fundamental principles of neurobiology and clinical applications.

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Types of reflexes in the experiment

The experiment focuses on stretch reflexes and flexor reflexes.

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Studying reflex arcs

Aids in diagnostics and therapeutic interventions.

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Reflex arcs and neurological health

Allow for rapid, involuntary responses to external stimuli.

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Main purpose of reflex investigation

To understand how the nervous system responds to stimuli.

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Not a type of stretch reflex

The abdominal reflex is NOT focused on in this experiment.

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Assessing nervous system integrity

Understanding reflexes helps assess nervous system functionality.

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Practical applications of reflex studies

Studying reflex arcs aids in diagnostics and therapeutic interventions.

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Primary focus of reflex experiment

Gains insights into basic neurological functions through reflex investigation.

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Achilles tendon effect

Tapping causes flexion of toes in addition to foot jerk.

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Triceps muscle response

Triceps muscle contracts upon tapping the triceps tendon.

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Jaw muscles response

Contraction of jaw muscles occurs with chin tapping.

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Abdominal reflex test

Gently stroking the abdomen leads to contraction of abdominal muscles and umbilicus deviation.

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