A molecule made of two or more different atoms bonded together is called a(n)
A. atom.
B. isotope.
C. compound.
D. ion.
Answer: C
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Which of the following is the connection between the placenta and the embryo?
a) Amnion b) Chorion c) Umbilical cord d) Placenta e) Capillary beds
The source of blood carried to capillaries in the myocardium would be the ________.
fossa ovalis coronary veins coronary sinus coronary arteries
The brachial vein ________
A) drains blood from the radial and ulnar veins, then empties that blood into the axillary vein B) drains blood from the internal jugular vein, then empties that blood into the superior vena cava C) drains blood from the popliteal vein, then empties that blood into the external iliac vein D) drains blood from the axillary vein, then empties that blood into the superior vena cava E) drains blood from the popliteal vein, then empties that blood into the femoral vein
________ is a hormone, whereas ________ is an enzyme
A) Gastrin; secretin B) Gastric lipase; histamine C) Secretin; pepsin D) Gastrin; cholecystokinin (CCK) E) Enterokinase; pepsin