Which of the following statements is true?
A. Most filtrate (99%) is eliminated as urine.
B. Normal filtrate contains a large amount of protein.
C. Reabsorption of water in the filtrate may be hormonally controlled.
D. Sodium ions are secreted into the filtrate of the proximal convoluted tubule.
E. Hormones play a minor role in fluid homeostasis.
C
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Your grandmother steps off a sidewalk, then collapses. She later tells you she has a "broken hip". However, having studied anatomy you know it is probably which structure that has been fractured?
A. The femoral neck B. The femoral shaft C. The acetabulum D. The obturator foramen
The theoretical square law is related to which of the following?
A. friction B. lift force C. drag D. none of the above
Label C represents which of the following structures?
A) hilum
B) renal pelvis
C) renal cortex
D) renal medulla
E) renal sinus
What must occur during exercise to ensure adequate oxygen delivery to cardiac muscle?
A. There must be increased oxygen release to cardiac muscle B. There must be decreased oxygen content to skeletal muscle C. There must be a decreased heart rate D. There must be increased coronary blood flow