BIO201 - Ch 13 - Peripheral Nervous Sys. & Reflex- Marieb/Hoehn - Rio Salado- AZ
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| show | (1) Mechanoreceptors (touch,pressure), (2) thermoreceptors (temp), (3) photoreceptors (light), (4) chemoreceptors (chemicals in solution), & (4) nociceptors (pain).
🗑
|
||||
| Nociceptors sense what? | show 🗑
|
||||
| 3 classifications of receptors by location. | show 🗑
|
||||
| Simple receptors | show 🗑
|
||||
| show | Sense organs (vision, hearing, equilibrium, smell & taste).
🗑
|
||||
| show | Unmyelinated - C fibers - knoblike swellings @ ends. Temp, pain, itch (histamine) - Merkel discs & hair follicles.
🗑
|
||||
| Encapsulated dendric endings | show 🗑
|
||||
| Give some examples of encapsulated dendric endings | show 🗑
|
||||
| show | Tactile - encapsulated, exteroceptors - light pressure - in dermal papillae of hairless skin.
🗑
|
||||
| show | Tactile - unencapsulated, exteroceptor - light pressure - basal layer of epidermis.
🗑
|
||||
| show | Resembles cut onion - pressure - encapsulated, exteroceptor & mechanoreceptor - pressure, vibration, stretch - dermis & hypodermis
🗑
|
||||
| show | Hair deflection - exteroceptor & mechanoreceptor
🗑
|
||||
| show | Deep & continuous pressure - exteroceptor & proprioceptor - encapsulated - deep in dermis, hypodermis, & joint capsules.
🗑
|
||||
| show | Muscle stretch & length - proprioceptor & mechanoreceptor - encapsulated - in skeletal muscles of extermities.
🗑
|
||||
| Golgi tendon organs | show 🗑
|
||||
| Joint Kinesthetic Receptors | show 🗑
|
||||
| Fusiform | show 🗑
|
||||
| Intrafusal Fibers | show 🗑
|
||||
| show | Small bundles of tendon (collagen) fibers.
🗑
|
||||
| When Golgi tendon organs are activated, the contracting muscle __. | show 🗑
|
||||
| show | Pacinian, ruffini, free nerve endings, & Golgi-like organ.
🗑
|
||||
| Somatosensory System | show 🗑
|
||||
| 3 main levels of neural integration in somatosensory system. | show 🗑
|
||||
| show | Fast adapting receptors often giving bursts of impulses @ beginning/end of stimulus - Pacinian & Meissner's.
🗑
|
||||
| Tonic Receptors | show 🗑
|
||||
| The task at the circuit level is to __. | show 🗑
|
||||
| show | A chain of 3 neurons - 1st, 2nd, & 3rd order sensory neurons.
🗑
|
||||
| show | Link receptor & circuit levels of processing - cell bodies in dorsal root or cranial ganglia.
🗑
|
||||
| Impulses reach conscious awareness in the __. | show 🗑
|
||||
| Fibers in the nonspecific ascending pathways __. | show 🗑
|
||||
| show | Discriminative aspects of touch (tactile), vibration, pressure, & conscious proprioception (limb & joint position)
🗑
|
||||
| "Noxious Stimuli" | show 🗑
|
||||
| Body's pain-producing chemicals | show 🗑
|
||||
| Pain-producing chemicals activate __. | show 🗑
|
||||
| show | Myelinated A delta fibers.
🗑
|
||||
| Deep somatic pain always indicates __. | show 🗑
|
||||
| The pain neurotransmitter | show 🗑
|
||||
| show | Pain amplification
🗑
|
||||
| Nerve | show 🗑
|
||||
| show | Endoneurium - perineurium - epineurium.
🗑
|
||||
| Ganglia | show 🗑
|
||||
| Wallerian Degeneration | show 🗑
|
||||
| show | (1) Fragmentation of axon, (2) Macrophages destroy axon, (3) Axon filaments grow w/in regeneration tube formed by Schwann cells, (4) regenerated axon & formation of new myelin sheath.
🗑
|
||||
| show | Cell adhesion molecules that encourage growth of axon & from regeneration tube.
🗑
|
||||
| Regeneration Tube | show 🗑
|
||||
| There are __ pairs of cranial nerves. | show 🗑
|
||||
| Cranial Nerves Pneumonic Tool? | show 🗑
|
||||
| First 3 O's of cranial nerves? | show 🗑
|
||||
| show | Trochlear, Trigeminal
🗑
|
||||
| Which cranial nerve for taste? | show 🗑
|
||||
| The planners & coordinators of complex motor activities? | show 🗑
|
||||
| Lowest to highest - levels of motor hierarchy. | show 🗑
|
||||
| show | Lowest of motor hierarchy - spinal cord circuits.
🗑
|
||||
| Central Pattern Generators (CPGs) | show 🗑
|
||||
| Projection Level of motor control | show 🗑
|
||||
| Direct system of brain stem motor areas. | show 🗑
|
||||
| Indrect system of brain stem motor areas. | show 🗑
|
||||
| show | Cerebellum & basal nuclei - precisely start/stop movements, coordinate postsure, block unwanted movement, & monitors muscle tone - CONTROL OUTPUTS
🗑
|
||||
| show | Cerebellum - acts on motor pathways through projection areas of brainstem & motor cortex via thalamus.
🗑
|
||||
| Basal nuclei receives inputs from all __. | show 🗑
|
||||
| The cortex says, "I want to do this" & lets the __ take over & provide timing & patterns to execute. | show 🗑
|
||||
| Somatosensory Cortex | show 🗑
|
||||
| Taste & smell are __ senses. | show 🗑
|
||||
| Spinal reflexes | show 🗑
|
||||
| Spinal Shock | show 🗑
|
||||
| __ provide tension info of muscle & __ the length. | show 🗑
|
||||
| show | Innervate spindle center - detect rate & degree of stretch.
🗑
|
||||
| show | Innervate spindle ends - detect degree of stretch.
🗑
|
||||
| show | Makes sure muscle stays at correct length - knee-jerk - maintains muscle tone - posture muscles.
🗑
|
||||
| show | Knees from buckling when standing upright. Causes quads to contract w/o thinking.
🗑
|
||||
| show | Antagonists
🗑
|
||||
| Most familiar clinical example of stretch reflex. | show 🗑
|
||||
| show | Monosynaptic & ipsilateral
🗑
|
||||
| Ipsilateral | show 🗑
|
||||
| Reflex arc are __. | show 🗑
|
||||
| a-y coactivation | show 🗑
|
||||
| show | Muscle spindles
🗑
|
||||
| show | Tearing of muscles & tendons by relaxing muscle & lengthening in response to tension.
🗑
|
||||
| Flexor reflex | show 🗑
|
||||
| show | Contralateral (other side) responds to support the body part experiencing flex reflex.
🗑
|
||||
| show | L4-S2 - sole of foot (plantar) stimulated & downward flexion (curling) of toes.
🗑
|
||||
| Babinski's Sign | show 🗑
|
||||
| show | Tests cord & ventral rami T8-T12
🗑
|
||||
| Skeletal muscles derive from? | show 🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
Ladystorm
Popular Anatomy sets