The fingerlike structures of the placenta that form from its fetal portion are known as
A. chorionic villi.
B. amniotic villi.
C. amniotic stalks.
D. chorionic stalks.
Answer: A
Anatomy & Physiology
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Ionic bonds are formed when
A) atoms share electrons. B) an electron or electrons are completely transferred from one atom to another. C) a pair of electrons is shared unequally by two atoms. D) hydrogen forms bonds with negatively charged atoms. E) two or more atoms lose electrons at the same time.
Anatomy & Physiology
Hassall's corpuscles are always found in the lighter-colored ________ regions of the thymus.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
What is the most common cause for lung cancer?
A) diet B) work environment C) asthma D) hereditary E) smoking
Anatomy & Physiology
Chromosome pairs are called
A. karyotypes. B. genomes. C. homologous pairs. D. loci. E. haploid.
Anatomy & Physiology