The optic canal is found in which of the following bones?
A) sphenoid
B) maxilla
C) frontal
D) lacrimal
A
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A football player can hear his coach's voice above the noise of the crowd and can sense an opponent about to run him down. These abilities are due to the action of what part of the brain?
A. Hypothalamus B. Epithalamus C. Thalamus D. Pineal body E. Pons
Which of the following is true of potassium ions?
a. they are actively secreted in the proximal tubule b. their concentration is controlled by aldosterone c. changes in concentration can affect membrane excitability d. are reabsorbed in the distal tubule e. both (b) and (c)
Which of the following characterizes Type I but not Type II diabetes mellitus?
a. hyperglycemia. b. lack of insulin. c. polyuria and polydipsia. d. can usually be successfully managed by dietary control and weight reduction without the necessity of insulin injections. e. hypoglycemia.
The apex of the heart is found ________ of the midline of the body.
A. to the right B. in the center C. to the left