What artery is the first systemic branch off the aorta?
A. Right common carotid artery.
B. Brachiocephalic artery.
C. Left common carotid artery.
D. Subclavian artery.
Answer: B
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As a person's total length of the blood vessels increases, peripheral resistance ________, and the blood pressure ________ accordingly.
A. decreases; increases B. decreases; decreases C. increases; decreases D. increases; increases
Which term means toward the head?
A. Cephalad B. Superior C. Caudal D. Both a and b E. Both a and c
What is the path of blood from the heart, to the left zygomaticus muscles, and back to the heart?
A. Aorta > left brachiocephalic artery > left common carotid artery > left internal carotid artery > left occipital artery > zygomatic tissues > left maxillary vein > left internal jugular vein > left subclavian vein > left brachiocephalic vein > superior vena cava B. Aorta > left common carotid artery > left internal carotid artery > left maxillary artery > zygomatic tissues > left facial vein > left external jugular vein > left subclavian vein > left brachiocephalic vein > superior vena cava C. Aorta > left common carotid artery > left external carotid artery > left facial artery > zygomatic tissues > left facial vein > left internal jugular vein > left subclavian vein > left brachiocephalic vein > superior vena cava D. Aorta > left brachiocephalic artery > left common carotid artery > left external carotid artery > left facial artery > zygomatic tissues > left facial vein > left internal jugular vein > left subclavian vein > superior vena cava
A student's dietary intake includes 100 grams of fat and a total of 2000 kilocalories. What percentage of the total kilocalories in this student's diet comes from fat?
A. 50% B. 45% C. 20% D. 37% E. 10%