Of the following vessel types, which conduct blood toward the heart, regardless of oxygen content?
A. Arteries
B. Arterioles
C. Capillaries
D. Veins
Answer: D. Veins
You might also like to view...
This is a nephron process that results in a substance in blood entering the already formed filtrate
a) reabsorption b) filtration c) secretion d) excretion e) none of these choices
The pancreas is located ________ to the stomach, and it lies between the duodenum and the ________
A. anterior, liver B. anterior, spleen C. posterior, liver D. posterior, spleen
A red blood cell has a diameter of about 8?m. Use that information to estimate the diameter of the oocyte in micrometers (?m) and millimeters (mm). (1 mm = 1000 ?m)
A) An oocyte has a diameter about 2 times greater than the red blood cell. B) An oocyte has a diameter about 4 times greater than the red blood cell. C) An oocyte has a diameter about 7 times greater than the red blood cell. D) An oocyte has a diameter about 11 times greater than the red blood cell. E) An oocyte has a diameter about 15 times greater than the red blood cell.
Which chemical type of hormone has a longer half-life?
A. lipid-soluble B. protein C. water-soluble D. amino acid derivative