Choose the most appropriate description for each term
A. cerebellum
B. nerve net
C. thalamus
D. frontal lobe
E. peripheral nervous system
F. acetylcholine
G. medulla oblongata
H. white matter
I. limbic system
J. autonomic nervous system
K. meninges
L. hippocampus
M. corpus callosum
N. parasympathetic neurons
O. hypothalamus
A. integrates body position, motions, balance
B. stimulates body wall contraction in cnidarians
C. messages from here influence sleep and wakefulness
D. the cortical region that coordinates muscles required for speech
E. all parts of the nervous system outside the brain and spinal cord
F. induces skeletal muscle contraction and slows cardiac muscle contraction
G. control center for breathing, heart rate, and reflexes such as coughing and sneezing
H. axons of the central nervous system that are sheathed with fatty myelin
I. often called the "emotional-visceral brain"
J. consists of sympathetic and parasympathetic divisions
K. membrane coverings over brain and spinal cord
L. part of the brainstem; plays roles in reward-based learning and voluntary movements
M. bundle of axons that connect right and left cerebral hemispheres
N. responsible for "rest and digest" response
O. contains centers concerned with body temperature regulation and with salt and water balance
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Wastewater treatment decreases the amount of
A. biodegradable carbon. B. ammonia and nitrate. C. phosphate. D. pathogens. E. All of the choices are correct.
The polarity of a water molecule is due to:
a. the greater number of hydrogen atoms relative to oxygen. b. the uneven attraction of electrons to the oxygen atom. c. the uneven attraction of electrons to the hydrogen atoms. d. the uneven attraction of protons to the oxygen atom. e. the number of neutrons in the nucleus.
Endospores can resist
a. boiling water. b. acids. c. irradiation. d. disinfectants. e. all of these
Immediately after a meal, the concentration of
glucose in the blood tends to increase due specifically to what digestive system task? a. mechanical processing b. secretion c. digestion d. absorption e. elimination