Respiration is adjusted by the medulla oblongata to maintain what pH?
A. 7.00 to 7.45
B. 7.35 to 7.45
C. 7.35 to 8.45
D. 6.35 to 7.45
Answer: B
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Which of the following tarsals articulates with the distal end of the tibia, and allows the foot to pivot up and down?
A. Medial cuneiform B. Talus C. Cuboid D. Calcaneus E. Navicular
Excess accumulation of fluid, which impairs the exchange of materials within the tissues, is called ________
A) stroke B) shock C) edema D) MALT (mucosa-associated lymphatic tissue)
During congestive heart failure, the heart is pumping out deoxygenated at a faster rate than it is pumping out oxygenated blood
Indicate whether the statement is true or false
The rising phase of the action potential is due to
a. calcium equilibrium. b. potassium efflux. c. potassium influx. d. sodium efflux. e. sodium influx.