Figure 21.2 Using the Above Figure, Identify the Labeled Structure(s) in Each

question 74

Multiple Choice

Figure 21.2

Using the above figure, identify the labeled structure(s) in each of the following questions.
-Identify the structure(s) indicated by Label A.

• A) Left subclavian artery
• B) Ascending aorta
• C) Brachiocephalic trunk
• D) Pulmonary trunk
• E) Left common carotid artery

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Definitions:

Action Potential

A temporary reversal of the electrical polarization of the membrane of a nerve cell, allowing it to transmit an impulse.

Synaptic Gap

The tiny space between neurons through which neurotransmitters move to carry signals from one neuron to the next.

Chemical Diffusion

The process by which molecules move from an area of higher concentration to one of lower concentration, driven by random particle movements.

Transmission of Information

The process through which data is sent from one place or individual to another, typically involving encoding, sending, receiving, and decoding the information.