Typically, the ____________________ renal artery branches off the abdominal descending aorta first.
Fill in the blank(s) with the appropriate word(s).
left
You might also like to view...
Athletes usually experience muscle fatigue less quickly than nonathletes because they
A. convert glucose to lactic acid. B. make more efficient use of ATP. C. produce less lactic acid. D. tolerate high concentrations of carbon dioxide.
Skeletal muscle cells are usually attached to bone by
A) flexors. B) tendons. C) ligaments. D) fascicles.
A) increasing the permeability to K+ and decreasing the permeability to Ca2+.
A) increasing the permeability to K+ and decreasing the permeability to Ca2+. B) just increasing the permeability to Ca2+. C) just increasing ion influx, thus increasing the rate of depolarization. D) just decreasing the permeability to Ca2+. E) just increasing the permeability to K+.
An ectopic focus is the place where
a. an abnormally excitable area of the heart initiates a premature action potential b. all of the electrical impulses of the heart terminate normally c. an ECG lead is attached on the outside of the chest d. a heart valve is attached e. the chordae tendineae attach to a valve