Myxedema is associated with hypersecretion of thyroid hormones
Indicate whether the statement is true or false
F
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Following an injury to his arm, a patient complains that he has no sensations from his "pinky." You suspect that he has damaged the
A. median nerve. B. radial nerve. C. musculocutaneous nerve. D. ulnar nerve. E. axillary nerve.
The presence of which of the following reduces the risk for myocardial infarctions?
A. Arterial anastomoses in the coronary circulation B. Desmosomes of the intercalated discs C. Double circulation D. Gap junctions in the myocardium E. Circumflex arteries
One ascending pathway can carry ______ information.
Fill in the blank(s) with the appropriate word.
Describe amyotrophic lateral sclerosis (ALS)
A) ALS is a progressive disorder characterized by loss of higher-order cerebral functions and is the most common cause of senile dementia. B) ALS is a progressive degeneration of the motor neurons of the CNS, leading to muscle atrophy and eventual paralysis. C) ALS is a disease of the CNS characterized by recurrent incidents of demyelination that affects axons in the optic nerve, brain, and spinal cord. D) ALS results when the neurons of the substantia nigra are damaged or secrete less dopamine and the basal nuclei become more active causing muscle rigidity and stiffness. E) ALS is a nonprogressive loss of motor function that appears during infancy or childhood and persists throughout the person's lifetime.