What do all glial cells have in common?
A. They all attack pathogens.
B. They assist neurons in their respective functions.
C. They help to transmit the nerve signals.
D. They transfer blood to the various neurons.
E. They absorb extra blood and cerebrospinal fluid.
Answer: B
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Using the figure below, identify the labeled part.
1) Label A: ______________________________
2) Label B: ______________________________
3) Label C: ______________________________
4) Label D: ______________________________
5) Label E: ______________________________
6) Label F: ______________________________
7) Label G: ______________________________
8) Label H: ______________________________
People who can see close objects but who struggle to see those that are far away have
A. myopia. B. presbyopia. C. hyperopia. D. astigmatism.
The heart lies in the ________ cavity.
A) superior mediastinal B) pleural C) dorsal D) pericardial
Steroid hormones differ from peptide hormones in that all steroid hormones are known to bind nuclear receptors
Indicate whether the statement is true or false