What is the path of blood from the heart, to the left zygomaticus muscles, and back to the heart?
A) 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
B) 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
C) 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
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
B
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The foramen magnum is associated with which cranial bone?
A. Frontal B. Parietal C. Occipital D. Ethmoid E. Sphenoid
Dural venous sinuses are areas where
A. the meningeal and periosteal layers separate to form large blood-filled spaces. B. cerebrospinal fluid is produced. C. cerebrospinal fluid is stored. D. large numbers of nuclei congregate. E. glial cells are formed.
Which reflex shows the least synaptic delay?
A. A polysynaptic reflex B. The Golgi tendon reflex C. The flexor reflex D. The cross extension reflex E. The withdrawal reflex
Which of the following is the healthiest ratio of triglycerides?
A. High LDL: low chylomicron B. High HDL: low LDL C. High chylomicron: low LDL D. High SFA: low HDL E. High LDL: low HDL