Which of the following stimulates an immune response ONLY when it is attached to a large carrier molecule?
a) Epitope
b) Antigen
c) Hapten
d) MHC antigen
e) CD8
c
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The following is a list of vessels and structures that are associated with the heart. What is the correct order for the flow of blood entering from the systemic circulation? 1. right atrium 2. left atrium 3. right ventricle 4. left ventricle 5. venae cavae 6. aorta 7. pulmonary trunk 8. pulmonary veins
A) 1, 2, 7, 8, 3, 4, 6, 5 B) 1, 7, 3, 8, 2, 4, 6, 5 C) 5, 1, 3, 7, 8, 2, 4, 6 D) 5, 3, 1, 7, 8, 4, 2, 6 E) 5, 1, 3, 8, 7, 2, 4, 6
Neurons that play a major role in the sleep-wake cycle are found in
a. the hypothalamus b. the brain stem c. the cerebellum d. all of the above e. both a and c
During embryonic development, which of the following secondary brain vesicles will form the cerebrum?
A) telencephalon B) diencephalon C) midbrain D) metencephalon E) myelencephalon
1,25-dihydroxyvitamin D stimulates the synthesis of the TrpV proteins in the small intestine. The TrpV proteins act as:
A. voltage-sensitive Ca++ channels B. calcium-sensing receptors C. serum Ca++ transport proteins D. intracellular Ca++-binding proteins E. apical membrane Ca++ channels