Which of the following in NOT true in the fetus?
A. The foramen ovale between the two atria is a bypass of the lungs.
B. The ductus venosus is a bypass of the liver.
C. The umbilical vein carries oxygen rich, nutrient rich blood away from the placenta.
D. The umbilical arteries are branches off the external iliac arteries.
E. The umbilical arteries carry deoxygenated blood.
Answer: D. The umbilical arteries are branches off the external iliac arteries.
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The hair cells of the utricle and saccule are clustered in
A) ampullae. B) cristae. C) ampullary cupulae. D) maculae. E) otoconia.
Creatine phosphate serves to
A) cause the decomposition of ATP. B) supply energy to synthesize ATP. C) decompose ADP. D) synthesize ADP. E) synthesize glucose.
Which female structure is homologous to the male scrotum?
A. Labia minora B. Labia majora C. Clitoris D. Urethra E. Vagina
________ tissue is commonly called fat
A) Adipose B) Bone C) Reticular D) Dense fibrous