Which statement is false?
A) Pulmonary veins carry oxygenated blood.
B) The pulmonary circuit ends in the left atrium.
C) Gas exchange takes place in the capillary beds.
D) The pulmonary trunk splits to form the right and left pulmonary veins.
Answer: D
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Which of the following is not stimulated by testosterone?
a. masculinization of the developing reproductive tract and external genitalia. b. descent of the testes into the scrotum. c. spermatid remodeling. d. development and maintenance of male secondary sexual characteristics. e. libido.
Which embryonic structure gives rise to the mature right ventricle?
A. Bulbus cordis B. Truncus arteriosus C. Sinus venosus D. Atrium E. Ventricle
Define Dalton's law
A) Dalton's law states that in a mixture of gases, the individual gases exert a pressure proportional to their abundance in the mixture. B) Dalton's law states that at a given temperature, the amount of a particular gas that dissolves in a liquid is directly proportional to the partial pressure of that gas, which underlies the diffusion of gases between capillaries and alveoli, and between capillaries and interstitial fluid. C) Dalton's law states that at a constant temperature, the pressure of a gas is inversely proportional to its volume. D) Dalton's law states that at a constant temperature, the pressure of a gas is directly proportional to its volume. E) Dalton's law states that at a given temperature, the amount of a particular gas that dissolves in a liquid is inversely proportional to the partial pressure of that gas, which underlies the diffusion of gases between capillaries and alveoli, and between capillaries and interstitial fluid.
In the standard leads I, II, and III used in this lab exercise, which location is used as the ground?
A. The right ankle B. The left wrist C. The left ankle D. The right wrist E. Either wrist or either ankle can be used as the ground.