An inhibitory local potential causes which of the following?
A) Neutralization of the plasma membrane
B) Drifting of the membrane potential towards the resting membrane potential
C) Hyperpolarization of the plasma membrane
D) Repolarization of the plasma membrane
E) Depolarization of the plasma membrane
C
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The epithelial lining of the proximal convoluted tubule has a brush border of microvilli.
Answer the following statement true (T) or false (F)
A patient is unable to close her left eye. Which muscle may be paralyzed?
A. Corrugator supercilii B. Frontalis C. Orbicularis oris D. Levator palpebrae superioris E. Orbicularis oculi
Water and NaCl reabsorbed from the loop of Henle directly reenter what blood vessels?
A. vasa recta B. afferent arterioles C. efferent arterioles D. cortical peritubular capillaries E. collecting ducts
Thoracic wall and lungs remain in close apposition because of
a. the intrapleural fluid's cohesiveness. b. the intraaveolar pressure. c. the atmospheric pressure. d. the transmural pressure gradient. e. the combination of intrapleural fluid cohesiveness and the transmural pressure gradient.