The upper region of the dermis containing parallel rows of tiny bumps is called the:
a. dermal papillae
b. stratum germinativum
c. stratum corneum
d. subcutaneous layer
a. dermal papillae
You might also like to view...
How do lymphatic capillaries differ from blood capillaries?
A. Lymphatic capillaries do not have a basement membrane. B. Lymphatic capillary epithelium act as one-way valves preventing movement of fluid back into interstitial spaces. C. Lymphatic capillaries are more permeable than blood capillaries. D. Simple squamous epithelial cells of lymphatics overlap with loose attachments. E. All of the choices are correct.
Bile gets its yellow-green color mainly from which of the following?
A. Cholesterol B. Bilirubin C. Phospholipids D. Urobilinogen E. Bile salts
Sympathetic splanchnic nerves are composed of
A. postganglionic sympathetic axons that did not synapse in a sympathetic trunk ganglion. B. preganglionic sympathetic axons that synapse in a sympathetic trunk ganglion. C. postganglionic sympathetic axons that synapse in a sympathetic trunk ganglion. D. preganglionic sympathetic axons that did not synapse in a sympathetic trunk ganglion. E. None of the choices is correct.
ATP is consumed when ________ transfer solutes from one side of the membrane to the other.
A. receptors B. pumps C. cell-identity markers D. channels E. cell-adhesion molecules