Which of the following statements concerning veins is FALSE?
A. There is less smooth muscle and elastic tissue in veins as compared to arteries.
B. Veins contain so much of the body's blood that they are considered blood reservoirs.
C. Weak venous valves may result in varicose veins.
D. Skeletal muscle movement and breathing movements help in returning venous blood to the heart.
E. The tunica interna is the thickest tunic in veins.
Answer: E. The tunica interna is the thickest tunic in veins.
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Type 2 diabetes
A) can usually be controlled by diet and exercise rather than with medication. B) is associated with an immune reaction to the pancreatic cells. C) is a lack of insulin production. D) is typically diagnosed in the very young. E) is not as common as type 1 diabetes.
The pigment responsible for the color of urine is called ________.
A. cyanochrome B. multichrome C. pyuria D. monochrome E. urochrome
Water is an example of a(n) ________________________________________ environment
Fill in the blank(s) with correct word
The major hormone of the absorptive state is _________.
A) Cortisol B) Epinephrine C) Growth hormone D) Insulin