Quizzes Flashcards
Which is the best description of sensory modalities carried by the DCML
Fine touch and proprioception
Example of an interoceptor?
Carbon dioxide sensing receptors in the carotid bodies
Where are the majority of proprioceptive signals carried?
In the spinocerebellar tracts
After processing, where do thalamic signals go?
Ipsilateral cerebral cortex
Which nuclei are involved in arousal and consciousness and receive signals from the motor system structures?
Nonspecific nuclei
Which tract is the ALS?
1
Which tract is the DCML?
4
Which ALS neuron decussates?
Second order
The ability to identify an object using the sense of touch is called:
Stereognosis
Sensory deficits which are segmental in distribution are likely to be related to damage of which structure?
A dorsal root or spinal nerve
Which of the following are the receptors which transmit nociceptive signals?
Free nerve endings
The descending pain inhibiting system functions as part of which system?
The indirect path to the mesencephalon
What is the most important aspect of pain rehabilitation?
Exercise
Which theory explains how the same thermal stimulus can be perceived as warm or burning hot?
Pattern theory
Testing vibration evaluates which pathway?
DCML
What is the correct order of the layers of the eyeball, from inner to outer?
Retina, choroid, sclera
The outermost layer of the retina is which?
Pigmented epithelium
Most visual signals travel along the optic nerve to which structures?
The thalamus
Which ANS system is involved in the pupillary dilation reflex?
The sympathetic nervous system
The afferent limb of the pupillary light reflex is carried by which nerve?
CNII
Which number represents the area of the ear containing the ossicles which vibrate in response to sound?
6
Which number represents the part of the bony labyrinth containing the organ of corti?
3
The signals from one ear go to which thalamus?
The ipsilateral and contralateral thalamus
Which structure responds to rotational movement?
The semilunar canals
