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lab test 3
chapter 8
10
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Kindergarten
04/02/2014

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Term
reciprocal innervation
Definition
during the biceps reflex, the motor neuron for biceps brachia is excited and the motor neuron for the triceps brachia is inhibited.
Term
hamstrings
Definition
during the patellar reflex, this group of muscles is inhibited
Term
ankle "jerk" reflex
Definition
failing this reflex test might suggest damage in the sacral( s1-s2) region of the spinal cord
Term
crossed extensor
Definition
someone wore flip-flops to lab and accidentally got a piece of glass stuck in his foot. he yanked that foot up and the opposite leg supported his weight.
Term
stretch reflex
Definition
the ankle jerk, patella tendon, and biceps reflexes are all this type of reflex test
Term
muscle spindle
Definition
the proprioceptor activated during this stretch reflex is the
Term
Glycine
Definition
this neurotransmitter is binding to motor neurons of the antagonist muscle during a stretch reflex
Term
golgi tendon organ
Definition
the proprioreceptor detects high levels of muscle tension and protect the muscle and tendon from damage
Term
plantar reflex
Definition
this reflex response is normal in infants but it might suggest damage to the corticospinal tract in adults
Term
acetylcholine
Definition
when the golgi tendon organ is activated, this neurotransmitter would be released at the motor neuron for the antagonist
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