Which water-soluble vitamin cannot be absorbed by the intestinal mucosa unless it has been bound to intrinsic factor?
A) vitamin B12
B) vitamin C
C) vitamin B6
D) vitamin D
E) vitamin K
A) vitamin B12
Anatomy & Physiology
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The atomic number represents the number of __________.
What will be an ideal response?
Anatomy & Physiology
The extensive connective tissue network, which encircles the bases of the pulmonary trunk and aorta and the valves of the heart, is called the ________ of the heart.
A) fibrous skeleton B) endocardium C) intercalated network D) pericardium E) pulmonary epicardium
Anatomy & Physiology
The ability of antibodies to block specific sites on pathogens so that they cannot bind to cell receptors is called _______.
A. agglutination B. activation C. neutralization d. precipitation
Anatomy & Physiology
Which anatomical system typically displays at least some asymmetry?
a. respiratory b. circulatory c. urinary d. all of the above
Anatomy & Physiology