Which of the Following Statements Describe Truncus Arteriosus

question 19

Multiple Choice

Which of the following statements describe truncus arteriosus?
I.The pulmonary artery arises from the left ventricle,and the aorta stems from the right ventricle.
II.If PVR increases relative to systemic vascular resistance (SVR) ,more blood flows to the lungs through the truncus,decreasing systemic cardiac output.
III.If SVR decreases relative to PVR,blood flow will be shunted from right to left,bypassing the lungs.
IV.A large VSD allows total mixing of blood from the two ventricles.

• A)I and III only
• B)II and IV only
• C)I,II,and IV only
• D)I,III,and IV only

Describe the process of protein synthesis and secretion in cells.

Understand how cells generate energy and the role of mitochondria in energy production.

Recognize the unique features of plant cells.

Explain how cellular structures facilitate the production and storage of vital substances and the removal of wastes.

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