Neurology Practical Review: Patellar Reflex, Two-Point Discrimination, Receptors, and Reflex Pathways

A set of fill-in-the-blank flashcards covering patellar reflex, two-point discrimination, sensory receptors, and reflex arc concepts from the lecture.

The instrument used to test the patellar reflex is the __.

rubber mallet

The knee reflex tested in the exam is the __ reflex.

patellar reflex

The test used to assess tactile discrimination is the __.

two point discrimination test

The instrument used for the two-point discrimination test is called the __.

calipers

During the two-point discrimination test, you begin at the fingertip and increase the distance until the subject can feel __.

two points

Ipsi means the __ side.

same

Contralateral means the __ side.

opposite

The receptor responsible for light touch is Meissner's corpuscle, also known as the __.

tactile corpuscle

Free nerve endings detect and .

pain and temperature

The receptor for deep pressure is the __, also known as the Pacinian corpuscle.

lamellar corpuscle

The receptor that detects pain and temperature is the __.

free nerve endings

The receptor that senses stretch in muscles and provides proprioceptive information is the __.

muscle spindle

Sensory receptor adaptation refers to a reduced response to a sustained stimulus; in this lecture, the tendon organ is a key example of this phenomenon.

tendon organ

The five steps of a reflex arc, in order, are: receptor, __, __ center, neuron, and .

sensory; integration; motor; effector

If a reflex arc includes an interneuron, it is called a reflex arc; if it does not, it is a reflex arc.

polysynaptic; monosynaptic

The integration center for a reflex arc is located in the __.

spinal cord

The medical term for the knee reflex is patellar reflex; the layman's term is __.

knee jerk