Term
| what are the two types of sensation receptors? |
|
Definition
| conscious and unconscious |
|
|
Term
| what are examples of conscious receptors? |
|
Definition
| somatic and telereceptors |
|
|
Term
| what is an example of unconscious receptor? |
|
Definition
|
|
Term
| what are unconscious receptors also called? |
|
Definition
|
|
Term
| what are unconscious receptors also called? |
|
Definition
|
|
Term
| what is the function of generator potentials? |
|
Definition
| trigger action potentials |
|
|
Term
| what is the requirement change for depolarization? |
|
Definition
|
|
Term
| what do generator potentials do as they get further from the stimulus |
|
Definition
|
|
Term
| what can shut off recognition of generator potentials? |
|
Definition
|
|
Term
| what does sensory processing depend on? |
|
Definition
intensity of sensation
detectability
transduction |
|
|
Term
| what are the physiologic categories for receptors? |
|
Definition
| slowly adapting and rapidly adapting |
|
|
Term
| what are the slowly adapting receptors and what do they respond to? |
|
Definition
free nerve endings, merkels disks, ruffini's endings
these all respond to unchanging stimuli |
|
|
Term
| what are the rapidly adapting receptors and what do they respond to? |
|
Definition
meissner's and pacinician's corpuscles
they respond to changing stimuli |
|
|
Term
|
Definition
| decrease in receptor sensitivity during course of maintained stimulus |
|
|
Term
| what is a decrease in receptor sensitivity during course of maintained stimulus? |
|
Definition
|
|
Term
| name the functional receptor types |
|
Definition
Please-Proprioceptors
Meet-mechanoreceptors
The-Thermorecetors
Electric-electromagnetic
Company-chenoreceptors
Natalie-nocioreceptors |
|
|
Term
| what do proprioceptors respond to? |
|
Definition
|
|
Term
| what do mechanoreceptors respond to? |
|
Definition
|
|
Term
| what do electromagnetic receptor types respond to? |
|
Definition
|
|
Term
| what do nocioreceptors respond to? |
|
Definition
|
|
Term
| what are the anatomic receptor type categories?? |
|
Definition
nonencapsulated
encapsulated
neuromuscular |
|
|
Term
| what are the types of receptors in the nonencapsulated category? |
|
Definition
Free nerve endings
merkel's disks
hair follicles |
|
|
Term
| what do free nerve endings respond to? |
|
Definition
|
|
Term
| what do merkel's disks respond to? |
|
Definition
| detect touch and vibration |
|
|
Term
| do merkel's disks have low or high threshold? |
|
Definition
|
|
Term
| where are merkel's disks found? |
|
Definition
| glabrous skin below epidermis of lips, genitalia, and extremities |
|
|
Term
| what are the receptors of the encapsulated category of anatomical receptors |
|
Definition
meissner's corpuscles
pacinian corpuscles
ruffinis corpuscles |
|
|
Term
| where are meissner's corpuscles found? |
|
Definition
|
|
Term
| where are pacinian corpuscles found? |
|
Definition
| deep in the dermis of hair and glaborous skin |
|
|
Term
| where is glabrous skin found? |
|
Definition
| hands, nipples, mesenteric vessel walls, periosteum, joint capsules, lips, genitalia |
|
|
Term
| what do pacinician corpuscles detect? |
|
Definition
| deep pressure and high frequency vibration |
|
|
Term
| where are ruffini's corpuscles found? |
|
Definition
| dermis of hair and glabrous skin |
|
|
Term
| what do ruffini's corpuscles detect? |
|
Definition
| streeeeeettttttttttttcccccccccccccccccccchhhhhhhhhh |
|
|
Term
| what are the two types of neuromuscular receptors |
|
Definition
muscle spindle fibers
golgi tendon organs |
|
|
Term
| what receptors are in the posterior column "medial leminiscus" pathway? |
|
Definition
| meissners, pacinian, merckel, ruffini |
|
|
Term
| what receptors are in the spinocerebellar pathway |
|
Definition
|
|
Term
| what receptors are in the spinoreticular tract? |
|
Definition
|
|
Term
| what types of receptors are in the spinotectal tract? |
|
Definition
| free nerve endings-pain, touch, proprioceptors |
|
|
Term
| what are types of receptors are in spinothalamic tracts? |
|
Definition
free nerve endings (lateral)
touch and pressure (anterior) |
|
|
Term
| what tracts/pathways have the first order neurons in the PRG? |
|
Definition
| all of the ascending ones |
|
|
Term
| what pathways/tracts have the second order neurons in the VPL? |
|
Definition
posterior column
spinothalamic |
|
|
