Which structure connects the third and fourth ventricles?
A) Cerebral aqueduct
B) Arachnoid villus
C) Spinal canal
D) Apertures
Answer: A
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When viewing a dissected heart, it is easy to visually discern the right and left ventricles by ________
A) tracing out where the auricles connect B) locating the base C) noticing the thickness of the ventricle walls D) finding the papillary muscles
Which of the following cell types is an immature red blood cell?
A. Thrombocyte B. Erythrocyte C. Reticulocyte D. Leukocyte E. Monocyte
Which of the following is classified as a cranial bone?
A. Zygomatic bone B. Ethmoid bone C. Inferior nasal concha D. Lacrimal bone E. Palatine bone
In a sandstorm, which of the following muscles would protect the eyes, by closing the eyelids?
A. Superior oblique and inferior oblique B. Superior rectus and inferior rectus C. Lateral rectus and medial rectus D. Levator palpebrae superioris E. Orbicularis oculi