__________ tissues respond quickly to outside stimuli by means of changes in membrane potential.
A. Excitable
B. Responsive
C. Adipose
D. Epithelial
E. Connective
A. Excitable
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Raising the potassium ion concentration in the extracellular fluid surrounding a nerve cell will have what effect?
A) depolarize it B) hyperpolarize it C) increase the magnitude of the potassium equilibrium potential D) decrease the magnitude of the potassium equilibrium potential E) both hyperpolarize it and decrease the magnitude of the potassium equilibrium potential
Visceral afferent neurons
a. carry information out of the CNS. b. carry information into the CNS from organs and glands. c. carry information regarding sensations from the skin d. two of these answers. e. all of these answers.
Most fat is digested by pancreatic lipase.
Answer the following statement true (T) or false (F)
The sequence of veins draining most of the blood from either side of the brain is ________.
A. external jugular vein ? common jugular vein ? superior vena cava ? right atrium B. internal jugular vein ? superior vena cava ? right atrium C. external jugular vein ? brachiocephalic vein ? superior vena cava ? right atrium D. internal jugular vein ? brachiocephalic vein ? superior vena cava ? right atrium