Free nerve endings serve as receptors for temperature and pain, and are therefore classified as sense organs.
Answer the following statement true (T) or false (F)
False
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The corticospinal pathways
A. bring sensory information from the spinal cord to the somatosensory region of the cerebral cortex. B. consist of many interneurons linked synaptically. C. begin in the cortex of the cerebellum. D. are composed of alpha motor neurons. E. are descending motor pathways.
Some activities performed by the muscular and nervous systems are not directed toward maintaining homeostasis
Indicate whether the statement is true or false
Which of the following is a genetically inherited condition that results from the lack of a lysomal enzyme that normally decomposes a type of glycolipid?
A. Spina bifida B. Microcephaly C. Duchenne's muscular dystrophy D. Tay-Sachs disease E. Multiple sclerosis
In stratified epithelia adapted to resist mechanical forces, which of the following types of cell-to-cell junctions are especially abundant?
A) tight junctions B) basolateral junctions C) gap junctions D) hemidesmosomes E) desmosomes