In order to get energy (ATP) from food molecules in the final stage of respiration, humans require _____
A.
carbon dioxide
B.
oxygen
C.
sodium
B
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Spindle-shaped cells with large single nuclei are characteristic of skeletal muscle.
a. true b. false
Angela is a student who listens attentively in class and recopies and elaborates on her notes from several textbooks the minute she gets home from school. She studies with a group that explains concepts to each other, and they write on a big blackboard while they work. She makes flashcards out of the few vocabulary terms she has a hard time keeping straight, and goes through those between classes
and in spare moments. What kind(s) of memory are being developed by Angela, and by which methods? What will be an ideal response?
Which statement characterizes sympathetic activity?
a. blood vessels with alpha receptors dilate. b. the bronchioles constrict. c. the pupils of the eye dilate. d. the secretion of the sweat glands is inhibited. e. the urinary bladder contracts and eliminates urine.
The ____________________ are protective and nourishing membranes that lie between the central nervous system and its bony covering
Fill in the blank(s) with correct word