Refer to the Figure Shown

question 68

Multiple Choice

Refer to the figure shown.
Which statement about the figures is the most accurate?

• A) Only figure B contains a neurohemal organ.
• B) Figures A and B contain a neurohemal organ.
• C) Figures A and B contain a neurohemal organ, and figure B also contains a portal system.
• D) Figures A and B contain a neurohemal organ, and figure A also contains a portal system.

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Definitions:

Refrigerant

The cooling media used in air-conditioning and trailer reefer systems; a liquid capable of vaporizing at low temperatures such as ammonia, propane, R-12, R-134a, R-1234yf, etc.

Absolute Zero

The lowest possible temperature, at which all molecular movement stops, theoretically -273.15°C or 0 Kelvin.

Heat Energy

The form of energy transferred between systems or objects with different temperatures, often perceived as warmth.

States of Matter

The distinct forms that different phases of matter take on, traditionally categorized as solid, liquid, gas, and plasma.