Which of the following vessels carries oxygenated blood?

A. Inferior vena cava

B. Pulmonary vein

C. Pulmonary artery

D. Superior vena cava

Answer Explanation:

Pulmonary vein carries oxygenated blood from the lungs to the heart. Pulmonary artery carries deoxygenated blood from the heart to the lungs.
Superior and inferior vena cava bring in deoxygenated blood from all other parts of the body to the heart.

Therefore, the Correct Answer is B.

Q #1: Which of the following are structural features of the trachea?

A. C-shaped cartilage

B. Smooth muscle fibers

C. Cilia

D. All of the above

Answer Explanation
Q #2: An atom of lead (Pb) has a mass number of 207. How many neutrons are in the nucleus?

A. 130

B. 125

C. 82

D. 84

Answer Explanation

We find the number of neutrons as follows

Number of neutrons

            = mass number – atomic number

            = 207 – 82

            = 125 neutrons
Q #3: Which of these organs is not considered an accessory digestive structure?

A. mouth

B. salivary glands

C. pancreas

D. liver

Answer Explanation

Accessory organs of the digestive system comprise of organs that empty secretions into the alimentary canal. These organs include salivary glands, liver, gallbladder and pancreas. The mount if path of the alimentary canal.

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Which of the following vessels carries oxygenated blood?

More Questions on TEAS 7 Science

Q #1: Which of the following are structural features of the trachea?

Answer Explanation

Q #2: An atom of lead (Pb) has a mass number of 207. How many neutrons are in the nucleus?

Answer Explanation

Q #3: Which of these organs is not considered an accessory digestive structure?

Answer Explanation

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