BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Textbook Question
Chapter 29, Problem 11SA
Alcohol affects coordination by its effect on the ______.
| a. pons | c. spinal cord |
| b. cerebellum | d. hypothalamus |
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You notice that when your friend walks his movements appear as though he has too much to drink even though he hasn’t consumed any alcohol recently. You suspect that he may have a lesion to the following motor system.
a. The motor cortex.
b. The basal ganglia.
c. The spinal cord.
d. The reticular formation.
e. The cerebellum.
Dopamine is an important neurotransmitter. Which disease or disorder results when the neurons in the brain that produce dopamine die?
A. Multiple sclerosis
B. Lou Gehrig's disease (amyotrophic lateral sclerosis)
C. Parkinson's disease
D. Seizure disorder
What do multiple sclerosis and ALS (amyotropic lateral sclerosis) have in common?a. They both are more common in young men than in young women.b. They both impair the initiation of action potentials.c. They both damage the myelin sheath, disrupting action potential transmission.d. They both impair nerve function in the peripheral nervous system
Chapter 29 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 29 - ______ relay messages from the brain and spinal...Ch. 29 - Prob. 2SACh. 29 - Action potentials occur when ______. a. potassium...Ch. 29 - Neurotransmitters are released by _______. a. axon...Ch. 29 - Prob. 5SACh. 29 - Prob. 6SACh. 29 - Prob. 7SACh. 29 - Prob. 8SACh. 29 - Prob. 9SACh. 29 - Prob. 10SA
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- The part of the brain that is responsible for coordination during movement is the ______. a. limbic system b. thalamus c. cerebellum d. parietal lobearrow_forwardBarbiturates inhibit my Reticular Activating System (RAS), therefore what effect do they have on my body? A) Increased awareness B) Muscle tension C) Increased seizures D) Reduced consciousnessarrow_forwardCocaine is commonly referred to a hallucinagen because it makes the mind race? A. True B. Falsearrow_forward
- All of the following statements are accurate about the choroid plexus except a. it is located within the ventricles of the brain. b. it is composed of ependymal cells and blood capillaries. c. it receives and filters all sensory information. d. it produces and circulates cerebrospinal fluid.arrow_forwardNeurotransmission is the way that brain cells communicate, and the bulk of those communications occur at a site called the a. Basal Ganglia b. Neurons c. Synapses d. Hypothalamusarrow_forwardWhich underlying cause is most associated with the development of epileptic seizures? a. hyperkalemia b. hypermagnesemia c. hyponatremia d. hypocalcemiaarrow_forward
- Which brain structure aids in the spread of generalized seizures? a. amygdala b. corpus callosum c. hypothalamus d. pituitary glandarrow_forwardResearch suggests that PGO waves play an important role in generating REM sleep. PGO waves activate all of the following brain regions EXCEPT: A) the occipital lobes. B) the pons. C) the prefrontal cortex. D) the lateral geniculate nucleus.arrow_forwardActivation of the sympathetic nervous system causes: a. increased blood flow into the skin b. a decreased heart rate c. an increased heart rate d. increased digestionarrow_forward
- Tiffany suffers from primary narcolepsy. Occasionally, during the day she experiences total loss of muscle tone in her body. Sometimes she just needs to sit and wait for it to pass, other times she complete collapses on the floor. What is this called? A. Sleep paralysis B. Hypnagogic hallucinations C. Cataplexy D. Apoplexyarrow_forwardA benzodiazepine such as Valium inhibits seizures through what action? A) Inhibiting Dopamine Receptors B) Decreasing the amount of Glutamate C) Increasing Norepinephrine Stimulation D) Increasing GABA Actionarrow_forwardParkinson disease is the result of decreased levels of theneurotransmitter dopamine in the brain. However, thesepatients can’t take dopamine in drug form because the drugcannot reach the brain. What anatomic structure preventsthe drug from reaching the brain? How could these sameanatomic structures be beneficial to an individual underdifferent circumstances?arrow_forward
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