Damage to the substantia nigra causes a decrease in the neurotransmitter dopamine. This causes a gradual, generalized increase in muscle tone, which is the main symptom of
A) Parkinson's disease.
B) rabies.
C) Alzheimer's disease.
D) myasthenia gravis.
E) tetanus.
Answer: A
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A. dura mater B. arachnoid mater C. pia mater D. epidural mater
After ovulation, the ruptured follicle closes and becomes an endocrine structure called a(n)
A. corpus albicans. B. oviduct. C. isthmus. D. corpus spongiosum. E. corpus luteum.
Shannon just finished finals and is heading home for winter break, excited for all the Holiday activities her family has planned. It was a really stressful week and she just wants to get home to her family and friends. The day after finals Shannon wakes up feeling very sick with a cold, sore throat and upset stomach, probably the flu. Her father says the stress from finals probably caught up with
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The longest portion of the aorta is
A-abdominal aorta B- thoracic aorta C- aortic arch D- ascending aorta