Reflexes

Question 1

What does tapping the patellar tendon stretch?

Answer 1

Muscle Spindles

Question 2

What does tapping the patellar tendon fire/stimulate?

Answer 2

1a and 2 sensory fibers to alpha motor neurons

Question 3

What result could be from a LMN lesion, muscle disease, jct problem, lesion of sensory fibers, or poor technique?

Answer 3

Hyporeflexia

Question 4

What does Hyperreflexia suggest?

Answer 4

UMN lesion

Question 5

In regards to the grading scale, what is considered normal?

Answer 5

2/5

Question 6

In regards to the grading scale, what is considered transient clonus?

Answer 6

4/5

Question 7

In regards to the grading scale, what is considered sustained clonus?

Answer 7

5/5

Question 8

What is it called when the patient contracts voluntary muscles resulting in decreased descending
inhibition to α-motor neurons making the α-motor neurons more responsive giving a greater reflex response?

Answer 8

Jendrassic Maneuver

Question 9

What reflexes are present in the newborn and disappear with growth?

Answer 9

Release reflexes

Question 10

If release reflexes reappear, what does it suggest?

Answer 10

UMN lesion