Midterm 2011M

Virus infected cells present viral antigens on mhc

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: -infected cells present viral antigens on MHC class I which is recognized by cytotoxic T cells expressing CD4. A. True B. False 5. Neurohormones from the hypothalamus control the secretion of growth hormone from the posterior pituitary. A. True B. False 6. In response to high levels of glucose in the blood, the pancreas secretes insulin which causes the endocytosis of GLUT-4 vesicles. A. True B. False 7. A person with impaired ciliary muscles would have trouble focusing on both near and far images. A. True B. False 8. The major lymphoid organs are the bone marrow, thyroid, spleen and lymph nodes. A. True B. False 9. Diabetics are unable to reabsorb all the glucose from their urine and are prone to dehydration because of excess urine production. This is due to an increase in blood osmolarity. A. True B. False 10. IgM is responsible for mucosal immunity. A. True B. False 11. Helicobacter pylori can survive in the stomach because it produces urease which converts urea to bicarbonate and ammonium ions, thus buffering the HCl in their immediate environment. A. True B. False 12. The summation ability allows neurons to integrate information received from other neurons and potentials received by the cell body will have a greater influence than potentials received on a dendrite. A. Tru...
View Full Document

This test prep was uploaded on 02/13/2014 for the course MCDB 1B taught by Professor Weimbs during the Winter '08 term at UCSB.

Ask a homework question - tutors are online