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knee jerk aka patellar reflex is an example of a stretch reflex
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∙ 15y ago
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Is the Patellar reflex inhibited or enhanced by voluntary muscle activity in the quadriceps?
The patellar reflex is inhibited
Which of the following is not correct regarding the patellar knee jerk reflex?
This reflex involves the cervical spinal nerves
Why doesn't the patellar reflex happen when your leg is straight?
Because the tendon in relaxed
What is responsible for the integration of simple responses to certain stimuli such as the patellar reflex?
spinal cord
What is patellar knee-jerk reflex a somatic or autonomic reflex?
yes, the knee relfex felt when tapped just below the knee cap on the patellar tendon is a somatic reflex which is a contraction of skeletal muscles. the opposite would be autonomic relfexes which consist of contractions of smooth or cardiac muscle or secretion by glands.
What type of reflex does not involve the brain?
A spinal reflex does not involve the brain. This type of reflex is controlled by the spinal cord and does not require the brain to initiate a response. Examples include the knee-jerk reflex and the withdrawal reflex.
The patellar knee jerk reflex is an example of?
Patellar reflex is an involuntary, deep tendon and myotatic reflex
Is the Patellar reflex inhibited or enhanced by voluntary muscle activity in the quadriceps?
The patellar reflex is inhibited
Is the patellar reflex more or less vigorous after exercise?
The patellar reflex is more vigorous after exercise.
Is a patellar reflex autonomic?
no
Another name for the patellar reflex is the?
the knee-jerk reflex
What reflex is the knee jerk reflex an example of?
knee jerk aka patellar reflex is an example of a stretch reflex
Which ligament of the knee initiates the knee-jerk reflex?
The patellar tendon, just underneath the kneecap
Where are sensory stretch receptors of the withdrawal reflex located?
they are located in the limbs, because the limbs are the effectors of the withdrawal reflex.
What is a normal reaction for the patellar reflex?
knee jerk
When the subject was concentring on an arithmetic problem did the change noted in the patellar reflex indicate that brain activity is necessary for the patellar reflex or only that it may modify it?
It may modify it.
What is the effector involved the patellar reflex?
In order to provoke the patellar reflex one must strike the patellar tendon with a tendon hammer (and only a tendon hammer, striking with an ordinary hammer is ill-advised). In other words, strike the region immediately below the patella.
