A portal system
A. includes a functional end artery that makes an arterial anastomosis.
B. is a simple circulatory system with an areriovenous anastomosis.
C. is one in which blood flows through two capillary beds before being sent back to the heart.
D. is one in which circulation to a large organ involves only one artery and one main (portal) vein.
E. is one in which multiple arteries converge on one organ or body region.
C
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Which of the following statements about water is false?
A) It is composed of polar molecules. B) It is responsible for much of the mass of the human body. C) It has a relatively low heat capacity. D) It can dissolve many substances. E) It contains hydrogen bonds.
Which of the following is true concerning the number and type of permanent teeth?
A) There are 32 permanent teeth, and the wisdom teeth are the last to emerge. B) There are 27 permanent teeth, and the first molars are usually the last to emerge. C) The number of permanent teeth is always equal to the number of primary teeth. D) The number of upper permanent teeth is not equal to the number of lower permanent teeth.
Peptides are synthesized in the cytosol of cells
a. True b. False Indicate whether the statement is true or false
The term __________ refers to how much effort is required to stretch or distend the lungs and is analogous to how easy or hard it is to blow up a balloon
Fill in the blank(s) with correct word