An X-shaped structure inferior to the hypothalamus, called the optic __________, is the point where some fibers from the right eye cross over to the left brain.
Fill in the blank(s) with the appropriate word(s).
chiasm or chiasma
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Which structure in the figure is labeled A?
a) left common carotid artery b) left subclavian artery c) left pulmonary vein d) mitral valve
Recently Alex's family noticed that he is craving salt to the point where he uses it excessively on his food. He also has a need to consume strange substances such as clay and burnt match tips. What might be the cause of this strange behavior?
What will be an ideal response?
Which structure(s) form(s) the lower jaw?
A. Somites B. Neural tube C. Secondary palate D. Mesonephros E. Mandibular processes
The medial concavity of the kidney is called the ________, which admits the renal nerves, blood vessels, lymphatic vessels, and ureter.
A. medulla B. cortex C. corpuscle D. hilum E. capsule