Which of the following descriptions best matches the term ossicles?
A) move up and down when the stapes moves back and forth
B) transmit movement of the tympanic membrane to the inner ear
C) bending these produces receptor potential in hair cells
D) tiny weights necessary for the static sense of equilibrium
E) seal the oval window
Answer: B
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Compression of which vessel could cause unconsciousness?
A. Carotid artery B. Jugular vein C. Subclavian artery D. Vertebral vein
Aldosterone exerts effects on principal cells of the kidney by causing
A. increased levels of cAMP and increases in the total number of Na+ channels. B. decreased levels of cAMP and decreases in the number of open K+ channels. C. increased numbers of Na+/K+ pumps. D. decreased numbers of Na+/K+ pumps.
A(n) ________________________________________ is an instrument that is used to measure blood pressure
Fill in the blank(s) with correct word
If a person's blood pressure is 120/80, which of the following would be true?
A) Pressure in systemic veins would also be 120/80. B) Pressure in systemic veins would be significantly higher than 120/80. C) Pressure in systemic veins would be significantly lower than 120/80.