Which of the following descriptions best matches the term basilar membrane?
A) moves up and down due to currents in the perilymph
B) transmits movement of the tympanic membrane to the inner ear
C) supports the olfactory organ
D) tiny duct necessary for the static sense of equilibrium
E) covers over the oval window
A
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Terminal bronchioles of the lower respiratory system are lined with
A. keratinized stratified squamous epithelium. B. simple cuboidal epithelium. C. pseudostratified ciliated columnar epithelium. D. stratified columnar epithelium. E. nonkeratinized stratified squamous.
Calcium-calmodulin complexes activate enzymes called ___________, which add a phosphate to specific parts of the thick myofilaments in smooth muscle cells
Fill in the blank(s) with correct word
Why are pregnant Rh- women given an injection of Rh immune globulin?
A. Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-D antibodies. B. Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-B antibodies. C. Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-A and anti-B antibodies. D. Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-A antibodies. E. Antibodies in the injection bind fetal RBC antigens so they cannot stimulate her immune system to produce anti-O antibodies.
Which of the following is a major metabolic effect of glucagon?
A. increased glucose uptake by muscle cells B. increased triglyceride synthesis in adipose tissue C. decreased glycogenolysis in muscle D. decreased gluconeogenesis in liver E. increased glycogenolysis in liver