Refer to the Figure

question 61

Multiple Choice

Refer to the figure. Which statement about the figure is false?

• A) Number 1 is the right atrium.
• B) Number 3 receives blood from pulmonary veins.
• C) Number 4 pumps blood through the aortic valve.
• D) Number 2 pumps blood through the pulmonary valve.
• E) Blood enters number 1 and flows through the bicuspid valve.

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Definitions:

Scan

The process by which a PLC (Programmable Logic Controller) systematically checks its input signals and updates its outputs.

Internal Relay Coil

An internal relay coil is a virtual or logical coil in programmable logic controllers (PLCs) or software applications, representing the state of an output or condition without requiring a physical relay.

I/O Rack

A physical or virtual component that houses input/output modules, facilitating the exchange of data between a control system and external devices.

CPU

The Central Processing Unit, often considered the main element of a computer, is responsible for executing the majority of computations within the system.