The sensory root of a spinal nerve is also referred to as ________ root.
A. lateral
B. efferent
C. dorsal
D. anterior
E. ventral
Answer: C
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An obstetrician tells a 42-year-old patient that she can have a healthy baby, but that she is
of "advanced maternal age". The patient is so upset that she fails to listen to the rest of the doctor's advice, goes home in a huff, and immediately dyes her hair, buys a miniskirt, and signs up for botox injections to smooth the tiny lines near her eyes. She is misinterpreting the doctor's statement because it referred to A) the age of her eggs. B) her cholesterol level, not her appearance. C) the age of the sperm. D) her risk of developing diabetes.
The ____________________ is a modified sympathetic ganglion that does not give rise to postganglionic fibers but instead secretes hormones similar or identical to sympathetic postganglionic neurotransmitters into the blood
Fill in the blank(s) with correct word
In the sodium-hydrogen antiport system,
A. both Na+ and H+ are transported into the tubular cell. B. Na+ are transported into the cell; H+ are transported out of the cell. C. Na+ are transported out of the cell; H+ are transported into the cell. D. Na+ are transported into the tubular lumen; H+ are transported into the cell. E. both Na+ and H+ are transported into the tubular lumen.
Which best describes a hydrolysis reaction?
A. Molecules are broken down into smaller ones by breaking covalent bonds within water molecules and transferring hydrogen atoms and hydroxyl groups to the smaller ones. B. Electrically charged molecules separate into ions when they dissolve in water, and then hydrogen ions and hydroxyl groups covalently attach themselves to the oppositely charged ions. C. The breaking of hydrogen bonds between any two molecules. D. Dissolving a large molecule in water reduces it to its individual atoms. E. Large molecules are assembled from smaller ones by breaking water into hydrogen and hydroxyl ions.