The structure that permits blood flow from the right atrium to the left atrium in the fetal circulation is the
A) foramen ovale.
B) interatrial septum.
C) coronary sinus.
D) fossa ovalis.
E) ligamentum arteriosus.
A
Anatomy & Physiology
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In humans, gametes contain only one member of each homologous pair for a total of __________ chromosomes -- the __________ number
Fill in the blank(s) with correct word
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