Match the Following Structures, Labelled A

question 214

Multiple Choice

Match the following structures, labelled a. through j., to their descriptions.
-triggers voluntary movement by activating motor neurons

• A)temporal lobe
• B)Wernicke's area
• C)somatosensory cortex
• D)limbic association cortex
• E)corpus callosum
• F)primary motor cortex
• G)occipital lobe
• H)Broca's area
• I)supplementary motor area
• J)prefrontal association cortex

---

Definitions:

Relay

Any of a number of devices that receives a signal and then effects an action. In vehicle electrical circuits, relays are used to allow a small current circuit to control a large current circuit such as in a starter relay. Also known as a pilot.

Transistor

A semiconductor device used to amplify or switch electronic signals and electrical power, fundamental in modern electronic circuits.

V-Ref

Reference voltage. ECU or ECM conditioned voltage (usually 5 volts DC) supplied to various sensors (such as thermistors, potentiometers) in truck electronic circuits. In most cases, a portion of the voltage is returned to indicate the status of sensor.