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Study sets matching "control circuits"

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Study sets matching "control circuits"

56 terms
Control Circuits
control circuits (CC)
CC function
UMN cooperation
DAP, IAP
-basal ganglia... -cerebellum
-control and integrate the activities of the different pathwa…
DAP & IAP from the UMN must communicate with CC for motor mov…
the activation of skilled movements through the ______ need t…
control circuits (CC)
-basal ganglia... -cerebellum
CC function
-control and integrate the activities of the different pathwa…
45 terms
circuits and controls
When testing a motor with an ohmmeter,…
The ____________drawing illustrates wh…
If contacts become dirty or pitted, it…
How many switches can be connected to…
false
pictorial
. ... False
unlimited
When testing a motor with an ohmmeter,…
false
The ____________drawing illustrates wh…
pictorial
25 terms
Autonomic Control Circuits
Urination.
The inability to sleep
The environmental signal which trigger…
Dilation - sympathetic fibers synapsin…
What is micturation?
What is insomnia?
What is Zeitgeber?
What causes pupillary dilation?... Constriction?
Urination.
What is micturation?
The inability to sleep
What is insomnia?
25 terms
Autonomic Control Circuits
Urination.
The inability to sleep
The environmental signal which trigger…
Dilation - sympathetic fibers synapsin…
What is micturation?
What is insomnia?
What is Zeitgeber?
What causes pupillary dilation?... Constriction?
Urination.
What is micturation?
The inability to sleep
What is insomnia?
20 terms
ELECTRIC CIRCUITS AND CONTROLS
PRESSURE AND THERMOSTATIC MOTOR CONTRO…
THERMOSTATIC MOTOR CONTROL BULBS ARE C…
IN A TEMPERATURE CONTROL MECHANISM, WH…
WHAT IS A COMMON COLOR USED FOR GROUND…
D. ALL OF THE ABOVE
B. VOLITILE LIQUID
C. TEMPERATURE CONTROL
C. GEEEN
PRESSURE AND THERMOSTATIC MOTOR CONTRO…
D. ALL OF THE ABOVE
THERMOSTATIC MOTOR CONTROL BULBS ARE C…
B. VOLITILE LIQUID
27 terms
Systems and Control: Circuit Symbols
Cell
Battery
Resistor
Variable Resistor
Cell
Battery
28 terms
Systems and Control: Circuit Symbols
Cell
Battery
Resistor
Variable Resistor
Cell
Battery
11 terms
Cranking system control circuits
Name six components of a typical heavy…
What is the purpose of cranking system…
Name the two functions of the cranking…
How is the: Pull in winding grounded... H…
a) Batteries... b) Wiring... c) Ignition switch... d) Safety switches…
To prevent unwanted cranking when it may cause personal injur…
a) Shift the pinion into mesh with the flywheel... b) Provide th…
Through the armature... brushes to the motor ground... Through the…
Name six components of a typical heavy…
a) Batteries... b) Wiring... c) Ignition switch... d) Safety switches…
What is the purpose of cranking system…
To prevent unwanted cranking when it may cause personal injur…
Descending control of spinal circuits
basic premise
Hierarchical approach
contemporary hierarchical approach
ecological model
Motor neurons of the spinal cord are constantly bombarded by…
-motor cortex controls all the lower regions... -doesn't conside…
certain parts are in control of other parts of cortex
individual, task, environment
basic premise
Motor neurons of the spinal cord are constantly bombarded by…
Hierarchical approach
-motor cortex controls all the lower regions... -doesn't conside…
34 terms
Circuit Control Devices
State three reasons circuit control de…
Three general types of circuit control…
Manual switch & an example
Automatic switch & an example
1. Remove power from a malfunctioning devices... 2. Remove power…
Toggle switch; Relay; Solenoid
Controlled by a person; ... light switch, switch on car, and cha…
Controlled by a mechanical or electrical device/ any switch t…
State three reasons circuit control de…
1. Remove power from a malfunctioning devices... 2. Remove power…
Three general types of circuit control…
Toggle switch; Relay; Solenoid
21 terms
CIRCUIT COMPONENTS: CONTROL CONSOLE
control console
circuit breaker
on/off switch
kVp selector
located in primary or low voltage side; contains all controls…
prevents circuit overload and required by federal law
single throw-double blade switch mandated by federal law
autotransformer that selects proper voltage sent to step-up t…
control console
located in primary or low voltage side; contains all controls…
circuit breaker
prevents circuit overload and required by federal law
63 terms
Transformers, Circuits, and Automatic Exposure Control
What type of current does an x-ray tub…
Direct current
Alternating current
What is a transformer used for?
converts AC to DC
current flows in one direction (+)... ex: batteries and rectifiers
current flows in 2 different directions (+ and -) ... -produced…
to change increase or decrease voltage in an AC circuit ... -as…
What type of current does an x-ray tub…
converts AC to DC
Direct current
current flows in one direction (+)... ex: batteries and rectifiers
31 terms
Control Circuit and Motor Troubleshooting
Listening to the customer's complaint…
Grounding wrist straps should be worn…
How is a lockout relay in a control ci…
Thermistors have either a positive or…
will not provide all info to fix the problem
handling solid state equipment
Interrupt control circuit power
It has a positive coefficient of resistance, If resistance in…
Listening to the customer's complaint…
will not provide all info to fix the problem
Grounding wrist straps should be worn…
handling solid state equipment
65 terms
X-ray control circuit
What is the source of electrical power…
What is the amount of power that is su…
What is a circuit breaker and what sid…
What does the circuit breaker protect…
-Public power company
240 volts and it is known as the supply voltage or line voltage
-An electromechanical device used to supply power to the cont…
-It protects components downstream from overload (or too much…
What is the source of electrical power…
-Public power company
What is the amount of power that is su…
240 volts and it is known as the supply voltage or line voltage
11 terms
Switch Circuit Controllers Vocabulary
N
ND
B
C
Heel and normal contacts made from full normal up to but not…
Heel and normal contacts made from full normal up to and incl…
Normally closed switch point 1/4 inch from stock rail
Center position of switch
N
Heel and normal contacts made from full normal up to but not…
ND
Heel and normal contacts made from full normal up to and incl…
14 terms
Thyristors & Power Control Circuits Terms
Thyristor
Silicon Controlled Rectifier (SCR)
Triac
Holding Current (IH)
A bistable semiconductor device made of 3 more junctions that…
A gate triggered 3-terminal thyristor that has positive anode…
A gate triggered, 3-terminal thyristor that switches for eith…
The minimum current to keep an SCR conducting.
Thyristor
A bistable semiconductor device made of 3 more junctions that…
Silicon Controlled Rectifier (SCR)
A gate triggered 3-terminal thyristor that has positive anode…
50 terms
Thyristor & Power Control Circuits Test
The output signal of a UJT at B1 is a?
A triac with a gate trigger voltage su…
In a phase control citcuit, RMS power…
Controlling the phase in a power contr…
Pulse
Positive or negative voltages
A decrease in the conduction angle of the load signal
Phase control allows for further adjustment of power delivere…
The output signal of a UJT at B1 is a?
Pulse
A triac with a gate trigger voltage su…
Positive or negative voltages
33 terms
AC Theory and Crossing Control Circuits
What is a capacitor?
How does a capacitor oppose a change i…
An insulator which separates the condu…
Ability store an electric charge.
Store energy in an electrostatic field. (2 Plates separated b…
Charging and discharging back into the circuit.
Dielectric.
Capacitance.
What is a capacitor?
Store energy in an electrostatic field. (2 Plates separated b…
How does a capacitor oppose a change i…
Charging and discharging back into the circuit.
5 terms
Chapter 7: Hydraulic Circuits and Controls
T/F... The valve body's only job is to di…
T/F... A control valve is used as a flow-…
T/F... The most commonly used sensor to m…
T/F... The manual valve is operated by th…
False... (you got this wrong, what is it really?)
True
True
True
T/F... The valve body's only job is to di…
False... (you got this wrong, what is it really?)
T/F... A control valve is used as a flow-…
True
66 terms
Ch. 4 Transformers, Circuits, and Automatic Exposure Control
What type of current does an x-ray tub…
Direct current
Alternating current
What is a transformer used for?
converts AC to DC
current flows in one direction (+)... ex: batteries and rectifiers
current flows in 2 different directions (+ and -) ... -produced…
to change increase or decrease voltage in an AC circuit ... -as…
What type of current does an x-ray tub…
converts AC to DC
Direct current
current flows in one direction (+)... ex: batteries and rectifiers
66 terms
Ch. 4 Transformers, Circuits, and Automatic Exposure Control
What type of current does an x-ray tub…
Direct current
Alternating current
What is a transformer used for?
converts AC to DC
current flows in one direction (+)... ex: batteries and rectifiers
current flows in 2 different directions (+ and -) ... -produced…
to change increase or decrease voltage in an AC circuit ... -as…
What type of current does an x-ray tub…
converts AC to DC
Direct current
current flows in one direction (+)... ex: batteries and rectifiers
10 terms
Switch Circuit Controller Inspection & Test
How often must switch circuit controll…
If any condition is detected that coul…
The first step in the test procedure f…
Switch circuit controllers should be l…
Every three months
Immediately protect train movements
Inspect the general condition of the circuit controller, poin…
When required
How often must switch circuit controll…
Every three months
If any condition is detected that coul…
Immediately protect train movements
16 terms
Ch. 11: Switch Circuit Controller
Main track switches must be left in th…
Maintenance of switches is the________…
The primary function of the SWCC is to…
The ventilators in the SWCC case provi…
normal, locked
joint, track, signal
switch, points
frost, condensation
Main track switches must be left in th…
normal, locked
Maintenance of switches is the________…
joint, track, signal
25 terms
Special Control Circuits Electrical 4th Year
What are three (3) basic types of timi…
What are three (3) methods of controll…
What does TDOE mean?
What does TDOD mean?
- spring wound interval timers... - mechanical and electronic ti…
- pneumatic... - fluid dash pot... - electronic
time delay on energization
time delay on de-energization
What are three (3) basic types of timi…
- spring wound interval timers... - mechanical and electronic ti…
What are three (3) methods of controll…
- pneumatic... - fluid dash pot... - electronic
24 terms
CSD 545: Control Circuits: Extrapyramidal Tract
Control Circuits: Extrapyramidal Tract
cerebellum
cerebellum functions
cerebellum communicates w/
help to control/ program skilled movements... don't have direct…
10% of brain's volume, over 50% of neurons in brain (has its…
maintains balance, posture (input from vestibular receptors &…
cortex (muscles, tendons, joints... brainstem... basal ganglia
Control Circuits: Extrapyramidal Tract
help to control/ program skilled movements... don't have direct…
cerebellum
10% of brain's volume, over 50% of neurons in brain (has its…
32 terms
Basic Damage Control, Lights, Sound Powered Circuits
X-RAY
YOKE
ZEBRA
CIRCLE WILLIAMS
-LEAST PROTECTION... -SHIP IN NO DANGER OF ATTACK... -BLACK X PLACE…
-SET & MAINTAINED AT SEA & IN PORT DURING WARTIME... -FOR PEACET…
-MAX PROTECTION FOR BATTLE & EMERGENCY CONDITIONS... -SET WHEN E…
-BLACK "W" IN BLACK CIRCLE... -CLOSED TO PREVENT SPREAD OF CHEMI…
X-RAY
-LEAST PROTECTION... -SHIP IN NO DANGER OF ATTACK... -BLACK X PLACE…
YOKE
-SET & MAINTAINED AT SEA & IN PORT DURING WARTIME... -FOR PEACET…
12 terms
Motor Speech: Control Circuits (study set 2)
Control Circuits: Functions
Control Circuits: Includes
Control circuits: input
Basal ganglia: Includes
1. integrate and coordinate sensory info... 2. contributors to t…
1. Basal ganglia control circuit... 2. Cerebellar control circui…
NO DIRECT INPUT TO LMNs...all input goes to cortex; so they a…
1. caudate nucleus... 2. putamen... 3. globus pallidus... 4. substanti…
Control Circuits: Functions
1. integrate and coordinate sensory info... 2. contributors to t…
Control Circuits: Includes
1. Basal ganglia control circuit... 2. Cerebellar control circui…
10 terms
Article 430 - Motors, Motor Circuits, Controllers
430.1
430.6 (A) (1)
430.248
430.250
Scope - Motors, Branch Circuits, Feeders, Motor Overload Prot…
Other than motors built for low speed, high torque, or multis…
FLC table single phase
FLC table 3 phase
430.1
Scope - Motors, Branch Circuits, Feeders, Motor Overload Prot…
430.6 (A) (1)
Other than motors built for low speed, high torque, or multis…
11 terms
16.Lower Motor Neuron Circuits and Motor Control
basal ganglia
cerebellum
motor neuron
motor neuron pool
A group of nuclei lying deep in the subcortical white matter…
Prominent hindbrain structure concerned with motor coordinati…
By common usage, any nerve cell that innervates skeletal musc…
The collection of motor neurons that innervates a single musc…
basal ganglia
A group of nuclei lying deep in the subcortical white matter…
cerebellum
Prominent hindbrain structure concerned with motor coordinati…
40 terms
Lower Motor Neuron Circuits and motor control
Lower motor neurons
Local circuit neurons
Upper motor neurons
Primary motor cortex
Send axons out the brain stem and spinal cord to innervate sk…
The major source of synaptic input to the lower motor neurons
Cell bodies lie in the brain stem or cerebral cortex and whos…
A major source of descending projections to motor neurons in…
Lower motor neurons
Send axons out the brain stem and spinal cord to innervate sk…
Local circuit neurons
The major source of synaptic input to the lower motor neurons
80 terms
p. 399 Motor control circuits: the basal ganglia
Motor function
Cerebral cortex
Specific thalamic nuclei
Primary motor and premotor areas
The basal ganglia and cerebellum tune control distinct aspect…
Both the basal ganglia and cerebellum receive input from wide…
Both the basal ganglia and cerebellum send feedback informati…
Cortical targets of basal ganglia and cerebellum
Motor function
The basal ganglia and cerebellum tune control distinct aspect…
Cerebral cortex
Both the basal ganglia and cerebellum receive input from wide…
20 terms
Lower Motor Neuron Circuits and Motor Control
Spinal interneurons that project ipsil…
Which of the following is not a featur…
Golgi tendon organs are most sensitive…
Asynchronous firing of motor neurons
ensuring coordination of the forelimbs and hindlimbs.... Motor N…
Changes in the size and location of motor pools... Motor Unit Pl…
muscle tension.... pp. 365-366
provides a means by which a population of motor neurons can m…
Spinal interneurons that project ipsil…
ensuring coordination of the forelimbs and hindlimbs.... Motor N…
Which of the following is not a featur…
Changes in the size and location of motor pools... Motor Unit Pl…
43 terms
Aviation Electricity and Electronics: Generators and Related Control Circuits
Explain the electrical principle by wh…
How may the direction of current flow…
Name the essential parts of a dc gener…
What determines the voltage value in a…
................
...............
...............
..............
Explain the electrical principle by wh…
................
How may the direction of current flow…
...............
23 terms
Controls and Switching Circuits Electrical 4th Year
How many contactors does a reversing m…
How is reversing a three-phase motor a…
How many overload relays are required…
Why is mechanical interlocking required?
2
by interchanging any two supply lines.
One relay that is responsive to all three motor conductor cur…
to prevent both contactors from pulling in at the same time a…
How many contactors does a reversing m…
2
How is reversing a three-phase motor a…
by interchanging any two supply lines.
71 terms
p. 413 The control circuits of the motor system: the cerebellum
1. Controlling the synergy of coordina…
Motor command
Connections in the pontine nuclei
Red & vestibular nuclei and reticular…
3 main roles of cerebellum in controlling the motor system
Collateral projections provide comparison information about
The cerebellum provides comparison information about premotor…
The cerebellum provides comparison information about brainste…
1. Controlling the synergy of coordina…
3 main roles of cerebellum in controlling the motor system
Motor command
Collateral projections provide comparison information about
32 terms
Damage Control, Rudder Commands & Sound Powered Phone Circuits
X-Ray
Yoke
Zebra
Circle Williams
Provides the least protection. Set when the ship is in no dan…
Set and maintained at sea and in port in wartime. For peaceti…
Provides the maximum amount of protection for the ship and pe…
This is classified by a black W within a black circle. The fi…
X-Ray
Provides the least protection. Set when the ship is in no dan…
Yoke
Set and maintained at sea and in port in wartime. For peaceti…
32 terms
Damage Control, Rudder Commands & Sound Powered Phone Circuits
X-Ray
Yoke
Zebra
Circle Williams
Provides the least protection. Set when the ship is in no dan…
Set and maintained at sea and in port in wartime. For peaceti…
Provides the maximum amount of protection for the ship and pe…
This is classified by a black W within a black circle. The fi…
X-Ray
Provides the least protection. Set when the ship is in no dan…
Yoke
Set and maintained at sea and in port in wartime. For peaceti…
29 terms
Conception d'un circuit carburant + contrôle circuit carburant.
Quels sont les types de réservoir util…
Combien y'a t-il de type de réservoir…
Qu-est-ce qu'un réservoir non auto-obt…
De quoi est constitué un réservoir non…
Réservoir structuraux... Réservoirs souples... Réservoirs rigides
2
Un réservoir souple
Caoutchouc synthétique
Quels sont les types de réservoir util…
Réservoir structuraux... Réservoirs souples... Réservoirs rigides
Combien y'a t-il de type de réservoir…
2
15 terms
Chapter 6 X-Ray Circuit and Control Panel
X- ray circuit has three sections the...
Low voltage components
Purpose of the filament circuit
Thermionic emission
low voltage circuit, filament circuit, high voltage circuit
kVp selector, exposure switch, exposure timer
supply low current to the filament to heat it so thermionic e…
Heating to free electrons
X- ray circuit has three sections the...
low voltage circuit, filament circuit, high voltage circuit
Low voltage components
kVp selector, exposure switch, exposure timer
61 terms
Week 12: The Local Circuit (Segmental) Motor Control
Are the neurons in charge of Unconscio…
What are the neurons of Unconscious Re…
The primary somatosensory fibers have…
Where are the two places that the alph…
No, they do not produce UMN symptoms.
Local Circuit Neurons
1) Monosynpatic: direct synapse... 2) Via interneurons: polysyna…
SC and brainstem (specifically ventral horns at all levels an…
Are the neurons in charge of Unconscio…
No, they do not produce UMN symptoms.
What are the neurons of Unconscious Re…
Local Circuit Neurons
10 terms
Production: productions circuits, plant management, logistics, shipping, quality control
offshore
seamless
held by
airfreight
(adj) away from the shoreline
(adj) logical, smooth, ordered
(adj) owned by
(noun) air transit
offshore
(adj) away from the shoreline
seamless
(adj) logical, smooth, ordered
79 terms
Ch. 15 Lower Motor Neuron Circuits and Motor Control
Simpler movements (like reflexes) usua…
There are three classes of movement:
Role of sensory info:
There are various ways to study neuron…
spinal cord. move up to the brain.
Behavior is intertwined with sensory input.... example: even mu…
Simpler movements (like reflexes) usua…
spinal cord. move up to the brain.
There are three classes of movement:
25 terms
Chapter 16: Lower Motor Neuron Circuits and Motor Control
4 Parts of motor system
Location of lower motor neuron system
Somatotopic Organization of Motor Neur…
Local Circuit Neurons: Trunk vs Distal…
Upper Motor (Cortex/Brainstem)... Lower Motor (to skeletal muscl…
Ventral Horn of Spinal Cord
MN for medial muscles = medial spinal cord... MN for lateral mu…
Trunk: lots of integration along length of spinal cord/long d…
4 Parts of motor system
Upper Motor (Cortex/Brainstem)... Lower Motor (to skeletal muscl…
Location of lower motor neuron system
Ventral Horn of Spinal Cord
35 terms
Damage Control, Rudder Commands & Sound Powered Phone Circuits
X-Ray
Yoke
Zebra
Circle Williams
Provides the least protection. Set when the ship is in no dan…
Set and maintained at sea and in port in wartime. For peaceti…
Provides the maximum amount of protection for the ship and pe…
This is classified by a black W within a black circle. The fi…
X-Ray
Provides the least protection. Set when the ship is in no dan…
Yoke
Set and maintained at sea and in port in wartime. For peaceti…
97 terms
Neuro Chap 16 Lower Motor Neurons Circuits & Motor Control
Why are lower motor neurons referred t…
List the three sources of direct synap…
Do neurons in the cerebellum and basal…
As you try to lift a heavy box, which…
all commands for movement whether reflexive or voluntary are…
1. sensory neurons... 2. upper motor neurons... 3. local circuit ne…
No. The cerebellum and basal ganglia control movements that r…
when synaptic information (lifting a heavy box) is received,…
Why are lower motor neurons referred t…
all commands for movement whether reflexive or voluntary are…
List the three sources of direct synap…
1. sensory neurons... 2. upper motor neurons... 3. local circuit ne…
Damage Control, Rudder Commands, and Sound-Powered Phone Circuits
X Ray
Yoke
Zebra
Circle Williams
Provides the least protection. Set when the ship is in no dan…
Set and maintained at sea and in port during wartime. For pea…
Provides the maximum protection for ship and personnel for ba…
This is classified by a black "W" within a black circle. The…
X Ray
Provides the least protection. Set when the ship is in no dan…
Yoke
Set and maintained at sea and in port during wartime. For pea…
28 terms
Chapter 16: Lower Motor Neuron Circuits and Motor control
Pathway
1 neuron/fiber and 1 muscle/ motor pool
Motor Pool topography
Medial/lateral neurons
Sensory neurons-> local motor circuit-> motor pools->muscle->…
...
Proximal (axial/ trunk) to distal muscles (limbs) ... also anter…
proximal/distal muscles
Pathway
Sensory neurons-> local motor circuit-> motor pools->muscle->…
1 neuron/fiber and 1 muscle/ motor pool
...
27 terms
Damage Control, Rudder Commands & Sound Powered Phone Circuits
X-Ray
Yoke
Zebra
Circle Williams
Provides the least protection. Set when the ship is in no dan…
Set and maintained at sea and in port in wartime. For peaceti…
Provides the maximum amount of protection for the ship and pe…
This is classified by a black W within a black circle. The fi…
X-Ray
Provides the least protection. Set when the ship is in no dan…
Yoke
Set and maintained at sea and in port in wartime. For peaceti…
35 terms
MSD 3: Direct/indirect activation pathways & control circuits
Direct activation pathway has a direct…
direct activation pathway: function
direct activation pathway: signs/effec…
direct activation pathway- origin: exe…
- FCP... -aka: pyramidal tract or direct motor system... - corticob…
- voluntary motor activity... - especially consciously controlle…
-weakness and loss of skilled movement/dexterity, decreased t…
- execution = "primary motor cortex"... - planning and programmi…
Direct activation pathway has a direct…
- FCP... -aka: pyramidal tract or direct motor system... - corticob…
direct activation pathway: function
- voluntary motor activity... - especially consciously controlle…
139 terms
Transformers, Circuits, and Automatic Exposure Control (AEC) Ch. 4
______ describes the amount of charge…
Alternating current moves in what type…
where is dc used vs ac?
Components of the high voltage circuit…
electric current
in a sinusoidal pattern
DC: batteries, rectifiers, TV sets, microwave ovens, x-ray tu…
1. Primary and secondary windings of the step-up ... 2. high vol…
______ describes the amount of charge…
electric current
Alternating current moves in what type…
in a sinusoidal pattern
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