What is the action of the muscle labeled G?
a) adducts and medially rotates arm at shoulder joint
b) abducting arm at shoulder joint
c) laterally rotates arm at shoulder joint
d) laterally rotates and extends arm at shoulder joint
e) extends forearm at elbow joint
a
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Urine drains from the nephron into the calyces through the
A. loop of Henle. B. collecting duct. C. distal convoluted tubule. D. proximal convoluted tubule. E. Bowman's capsule.
Which of the following statements is true?
A) Fructose moves across the apical membrane by active transport. B) Glucose and galactose use different transporters in absorption. C) A basolateral GLUT5 transporter moves glucose out of the intestinal epithelial cell. D) Glucose and galactose absorption uses an apical Na+-glucose SGLT symporter. E) None of the statements are true.
Mixed nerves contain
A. fibers from two different senses. B. both sensory and motor fibers. C. both excitatory and inhibitory fibers. D. fibers controlling voluntary and involuntary actions.
Which of the following occurs during rapid eye movement (REM) sleep?
A) A person falls into light sleep. B) The muscles are paralyzed, and body temperature, blood pressure, and heart rate and respiratory rate increase. C) The muscles are very relaxed and body temperature, blood pressure, and heart rate, and respiratory rate are at their lowest levels. D) The muscles relax, and body temperature, blood pressure, heart rate, and respiratory rate fall. E) A person begins to relax and feels drowsy.