Which embryonic structure gives rise to the mature right ventricle?
A. Truncus arteriosus
B. Ventricle
C. Atrium
D. Bulbus cordis
E. Sinus venosus
D. Bulbus cordis
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The __________ is formed by water molecules that surround water-soluble molecules in a solution
Fill in the blank with the correct word.
In the vertebrate spinal cord, the dorsal horn is associated with __________ neurons, and the ventral horn is associated with __________ neurons
A) Motor; sensory B) Inter; sensory C) Afferent; efferent D) Spinal; cranial Fill in the blank with correct words.
A ruptured appendix is life threatening because ________
A) it is likely to cause severe internal bleeding B) the large intestine will no longer be able to receive digested material from the small intestine C) loss of the appendix's function will cause an immune deficiency in the digestive system D) it is likely to cause massive infection of the abdominopelvic cavity
Which of the following is NOT a function of antibodies?
A) neutralization B) phagocytosis C) agglutination D) opsonization