What external covering protects the kidney from physical shock?
A) renal capsule B) renal fascia C) adipose capsule D) renal pelvis
Answer: C
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The pulmonary plexus is a weblike network of nerve fibers that surrounds the primary bronchi and enters the lungs at the hilum. It consists of both sympathetic and parasympathetic fibers.
Answer the following statement true (T) or false (F)
The electrical gradient for K+
a. favors its movement out of the cell at resting potential. b. favors its movement into the cell at resting potential. c. opposes the concentration gradient for K+ at the equilibrium potential for K+. d. both (a) and (c) above. e. both (b) and (c) above.
The fossa ovalis is a remnant of the ________ of the fetus
A) umbilical vein B) umbilical artery C) foramen ovale D) ductus venosus E) ductus arteriosus
What part of the cochlea do the hair cells vibrate against?
A) scala tympani B) basilar membrane C) scala vestibuli D) tectorial membrane