Which gastric enzyme functions to coagulate milk, thus slowing its passage through the stomach?
A) intrinsic factor
B) pepsinogen
C) rennin
D) gastric lipase
E) hydrochloric acid
C) rennin
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Where are costal facets found?
A. On thoracic vertebrae B. On cervical vertebrae C. On vertebrochondral ribs D. On the sternum E. On the scapula
Which of the following cells is NOT localized to the retina?
A) amacrine B) rods C) vertical D) bipolar E) cones
How are T cells "introduced" to antigens?
A. T cells bind to and phagocytose antigens. B. Antibodies immobilize the antigens for T cell recognition and destruction. C. Antigen-presenting cells link antigenic peptides to MHC proteins to which T cells will attach. D. T cells wait in the blood until an antigen collides with them and binds to their TCR.
All of the following blood diseases are caused by pathogens except
A) malaria. B) bacteremia. C) viremia. D) hemophilia. E) septicemia.