During blood vessel development, the brachiocephalic trunk is formed from the
A. umbilical arteries.
B. fifth aortic arch vessel.
C. umbilical vein.
D. aortic sac.
E. common dorsal aorta.
Answer: D
Anatomy & Physiology
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The enzyme amylase digests
A) peptides. B) polysaccharides. C) disaccharides. D) triglycerides. E) nucleotides.
Anatomy & Physiology
The percentage of volume of red blood cells is called the _______________
Fill in the blank with correct word.
Anatomy & Physiology
Which type of antigen would have the greatest immunogenicity?
A. One that is small but complex and rare B. One that is large, complex, foreign, and abundant C. One that is large but simple and familiar D. One that is small, simple, familiar, and abundant
Anatomy & Physiology
The ________, or pinna, is the fleshy part of the external ear.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology