________ are pointed teeth that are adapted for tearing and slashing
A) Incisors
B) Bicuspids
C) Premolars
D) Cuspids
E) Molars
D
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Which of the following statements concerning cerebrospinal fluid is incorrect? Cerebrospinal fluid
a. is formed by the choroid plexuses and is reabsorbed across the arachnoid villi into the blood within the dural sinuses. b. serves as a shock-absorbing fluid to cushion the brain against jarring movements. c. comes into direct contact with the neuronal and glial cells. d. fills the subarachnoid space. e. influences the composition of the brain interstitial fluid more than the blood does.
Where are fibers of adjacent spinal nerves sorted and recombined so that fibers specific to a body part reach that body part in the same nerve?
A) ganglion B) nucleus C) plexus D) reticular formation
What is the functional unit of the kidney that filters blood and forms urine?
A) glomerulus B) nephron C) renal pyramid D) renal pelvis
Specialized bone cells that build new bone tissue are called what?
A. periosteum B. osteoblasts C. osteoclasts D. epiphysis