Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/18

Click to flip

18 Cards in this Set

  • Front
  • Back
A _____ is a direct connection between stimulus and response, which does not require conscious thought.
Reflex
The two types of reflexes are?
Voluntary and involuntary
A 3 neuron reflex is also called a _____ because it is commonly involved in withdrawing from painful stimuli.
Withdrawal reflex
Withdrawing from painful stimuli does not require thought. But the interneuron does send a fiber through the ____ to the brain where pain is percieved.
Spinothalamic tract
The ______ reflex is the simplest form of reflex.
Stretch
A stretch reflex involves only _____ neurons.
Two
The two neurons involved in the stretch reflex are the _____ and ______.
Sensory and motor reflexes
A stretch of a muscle normally happens when its ______ contacts or artifically when its tendon is is stretched, as in a knee jerk reflex.
Antagonist
Muscles contain receptors called _____.
Muscles spindles
Since at the time of the muscle stretch its antagonist was contacting, in order to avoid damage it must be inhibited or tuned off in the reflex. This is called ______?
Reciprocal inhibition
Tendon receptors respond to the _____ of a muscle.
Contraction
The ______ reflex involves _______, _____, and ______ neurons.
Deep tendon

Sensory neurons

Interneurons

Motor neurons
In order to facilitate that the reflex sends excitatory stimuli to the antagonists causing them to contract or ________.
Reciprocal activation
The _____ and _____ reflexes complement one another.
Stretch and tendon
When one muscle is stretching and stimulating the stretch reflex, its _____ is contracting and stimulating the ____ reflex.
Antagonist

Tendon
A reflex involves ____ or ____ neurons.
2 or 3
A three neuron reflex requires a _____, an _____, and a ______ neuron.
Sensory

Interneuron

Motor
The _____ reflex is just a withdrawal reflex on on side with the addition of ____ pathways needed to maintain balance and coordination.
Crossed extensor

Inhibitory