Gesturing "no" with the head depends on the structure(s) of which cervical vertebrae?
A) atlas
B) axis
C) vertebra prominens
D) both the atlas and the axis
E) both the atlas and the vertebra prominens
D
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We sense rotary movements of the head when the endolymph pushes on a gelatinous cap called the __________ in a semicircular duct.
A. otolith B. papilla C. cupula D. utricle E. saccule
Match the following:
A) Helper T cells B) Regulatory T cells C) APCs D) Complement E) Interferon 1) Small proteins secreted by virus-containing cells. 2) Major innate mechanism that mediates destruction of foreign substances in the body. 3) Stimulate the proliferation of other lymphocytes. 4) Dampen the activity of both T cells and B cells. 5) Present the double activation signal to T cells.
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: ______________________________
9) Label I: ______________________________
The adrenal cortex releases ______________, which "tells" the kidney to take up extra sodium ions.
A. ADH B. epinephrine C. glucose D. aldosterone