Which of the following is a key characteristic of Parkinson's disease?
a. ballistic movements of the limbs
b. difficulty in sitting in a chair
c. tremor during rapid motor movements
d. slowness of movement
e. excessive movement of the tongue and lips
Question 2
The direct pathway between the basal ganglia and the motor cortex is ________ for motor movement, whereas the overall effect of the indirect pathway is ________.
a. excitatory; inhibitory
b. inhibitory; excitatory
c. excitatory; excitatory
d. inhibitory; inhibitory
e. required; not required
Formation of an atherosclerotic plaque within a coronary artery; may lead to coronary artery disease
Exopthalmos of Graves' disease.
Leukemia. A blood smear from a patient suffering from leukemia demonstrates the abundance of enlarge
The amyloid-β peptide, which plays a major role in Alzheimer’s disease
Risks of infectious disease increase in (a) high-density agricultural populations compared to (b) lo
Rhythmic leaf movements by a young bean plant (Phaseolus).