Cerebrospinal fluid circulates from the third ventricle to the fourth through the
A) cerebral aqueduct.
B) foramen of Magendie.
C) foramina of Monro.
D) interventricular foramina.
Answer: A) cerebral aqueduct.
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A) cholesterol. B) bile salts. C) phospholipids and proteins. D) triglycerides. E) glycerol.
Which of the following is NOT a facial bone?
a) Vomer b) Palatine c) Lacrimal d) Occipital e) Mandible
The structure labeled 1 in the diagram is the
a) femoral nerve. b) sciatic nerve. c) pelvic splanchnic nerve. d) pudendal nerve. e) genitofemoral nerve.
The central chemoreceptors for respiration are located in the ________; they monitor the blood concentration(s) of ________.
A. aortic and carotid arteries; oxygen B. pons; carbon dioxide and hydrogen ions C. medulla oblongata; oxygen D. pons; oxygen E. medulla oblongata; carbon dioxide and hydrogen ions