Lymphatic vessels have valves that work to ensure one-way flow of lymph.
Answer the following statement true (T) or false (F)
True
You might also like to view...
The pre-embryonic structure created by cleavage is a solid ball of cells called a
A. zygote. B. trophoblast. C. blastocyst. D. morula.
Freshly oxygenated blood is delivered to the _____ and then it passes into the _______, to be pumped to the entire body.
a. left ventricle; left atrium b. right ventricle; right atrium c. left atrium; left ventricle d. right atrium; right ventricle
In the condition diabetes mellitus, why does glucose appear in the urine?
A. Without insulin, the glomerular filtration barrier becomes extremely leaky to glucose, which is not normally filterable. B. The plasma concentration of glucose becomes so high that it diffuses from peritubular capillaries into the proximal tubule, down its concentration gradient. C. The rate of tubular secretion of glucose becomes greater than the sum of glucose filtration and reabsorption. D. The filtered load of glucose becomes greater than the tubular maximum for its reabsorption. E. Without the hormone insulin, glucose cannot enter proximal tubule epithelial cells.
An increase of ____________________ ions in the arterial blood changes the respiratory rate by increasing it
Fill in the blank(s) with correct word