Identify the factor that accounts for the movement of water and dissolved nutrients out of the arterial end of a capillary.

Correct Answer: A

Rationale: Blood pressure at the arterial end of capillaries forces water and dissolved nutrients out into the tissues.

Correct Answer: B

Rationale: The anterior interventricular sulcus separates the right and left ventricles on the heart's front.

Correct Answer: C

Rationale: The medulla oblongata houses the cardiovascular center, which controls autonomic functions such as heart rate and blood pressure regulation.

Correct Answer: A

Rationale: Relaxation of precapillary sphincters allows more blood into capillaries, increasing tissue perfusion.

Correct Answer: A

Rationale: The aortic valve is a semilunar valve, preventing backflow from the aorta.