Most of the ascending and descending pathways to and from the brain cross over (decussate) from one side of the body to the other
Indicate whether the statement is true or false
TRUE
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The medial pathway of the indirect motor pathway consists of three groups of tracts. The one that helps to regulate positional changes of the arms, eyes, head, and neck as a consequence of visual and auditory stimuli is the
A. reticulospinal tract. B. vestibulospinal tract. C. tectospinal tract.
Osmoregulators:
a. change the ECF osmotic pressure when osmotic pressure in the surrounding water changes. b. have to regulate ICF organic osmolytes to counteract cell volume changes. c. maintain a relatively steady ECF osmotic pressure even when the osmotic pressure changes in the external environment. d. are hyperosmotic in marine environments. e. are hypo-osmotic in freshwater environments..
Surgical cutting of the lingual frenulum would occur in which part of the body?
A) tongue B) esophagus C) nasal cavity D) salivary glands
Which activity of the nephron will remove unwanted substances from the filtrate?
A) collecting system B) glomerular filtration C) tubular reabsorption D) tubular secretion