What structures control blood flow into capillary beds?
A. Precapillary sphincters
B. Arteriovenous shunt
C. Semilunar valve
D. Adhesion junctions
Answer: A
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Which of the following describes the posterior root ganglion?
A) contains axons of motor neurons B) contains axons of sensory neurons C) contains cell bodies of motor neurons D) contains cell bodies of sensory neurons E) contains interneurons
The ________ is not a portion of the urethra
A) internal urethral sphincter B) external urethral orifice C) prostatic urethra D) membranous urethra E) spongy urethra
Each lateral ventricle communicates with the third ventricle through a(n)
A) septum pellucidum. B) cerebral aqueduct. C) aqueduct of midbrain. D) interventricular foramen. E) medulla oblongata.
What percentage of the blood each minute gets "cleaned" by the kidneys?
a. 20-25% b. 15% c. 10-12% d. 8% e. 3-5%