The descending spinal tract that crosses to the opposite side of the body within the medulla oblongata is the ________ tract
A) lateral corticospinal
B) anterior corticospinal
C) rubrospinal
D) reticulospinal
E) vestibulospinal
A
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Which of the following statements best describes the structure of the blood-brain barrier that provides its functional characteristics?
a) Processes of astrocytes wrap tightly around capillaries in the brain. b) Tight junctions tightly seal endothelial cells of capillaries in the brain. c) Gap junctions tightly seal endothelial cells of capillaries in the brain. d) Spot desmosomes tightly link capillary endothelial cells together. e) The basement membrane of capillaries in the brain contains extremely small pores.
Match the stage of the cell cycle with the events that occur: mitosis
A)Nondividing stage involving rapid growth B)Division of the parent cell cytoplasm into two daughter cells C)Separation of two identical sets of chromosomes to opposite sides of the parent cell D)DNA replication and preparation for division
Urinalysis can be useful for a number of purposes. Choose all that apply.
A. To determine if someone is anemic B. To confirm an expected pregnancy by checking for HCG C. To check glucose levels in a pregnant woman D. To test for certain illegal drug metabolites. E. To determine if antibody levels in the blood are high
Glycogen is a polysaccharide made of long chains of glucose. Glucose is a ________.
A. polysaccharide B. disaccharide C. monosaccharide D. saccharin