Central chemoreceptors in the medulla oblongata directly detect changes in the pH of the ________.
A. blood
B. air
C. cerebrospinal fluid
D. lymph
Answer: C
Anatomy & Physiology
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Cells in the brain
A) can absorb glucose without insulin stimulation. B) prefer fats to glucose for energy production. C) are sensitive to insulin but not to glucagon. D) are very sensitive to high concentrations of glucagon. E) can store glycogen, to be used later for glucose release.
Anatomy & Physiology
Cholinergic receptors respond to the neurotransmitter ________.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
A current is most closely associated with
a. convection b. conduction c. evaporation d. radiation e. heat waves
Anatomy & Physiology
Mitochondria
A. have inner folds called cristae. B. are the cell's power plants. C. have inner and outer membranes. D. contains DNA. E. All of the choices are correct.
Anatomy & Physiology