The membranes that line the tubes or cavities that have openings to the external environment are referred to as ________.
A. synovial membranes
B. mucous membranes
C. cutaneous membranes
D. serous membranes
Answer: B
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The placenta provides a site for maternal and fetal blood to thoroughly mix to allow O2 and nutrients to be delivered to the fetus and CO2 and other waste products to be removed from the fetus
Indicate whether the statement is true or false
The quadriceps femoris group includes all of the following EXCEPT:
A) vastus intermedius. B) vastus lateralis. C) biceps femoris. D) vastus medialis.
Since water follows the reabsorption of Na+ in the proximal tubule, the filtrate is isosmotic with the blood.
Answer the following statement true (T) or false (F)
Cortisol, a lipid-soluble hormone is released into the blood. Predict what cortisol might do
A. can dissolve in the blood as free hormone B. needs fenestrated capillaries to move out of the blood stream C. readily diffuses through capillary wall D. rapidly degraded by proteases in the bloodstream E. may have carbohydrates attached to give a longer half-life