Which is TRUE about the pleural sac?
A. It is continuous with the atmosphere and protects the lungs from infection.
B. It is a closed sac surrounding each lung that contains only a tiny volume of lubricating fluid.
C. It is a closed sac surrounding each lung and contains a large volume of surfactant.
D. It is a closed, air-filled space surrounding both lungs that has a negative pressure compared to atmospheric pressure.
E. It is bounded by pleural membranes that are very thin, which allows for abundant gas exchange.
B
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Answer the following statements true (T) or false (F)
1. The ureter carries urine from the bladder to the outside of the body. 2. The urinary system plays an important role in water, electrolyte, and acid-base balance. 3. In the male, the ureter is part of both the reproductive and urinary systems. 4. The gonads in the male are the testes. 5. The prostate gland is part of the male genitalia.
The amount of time between the birth of a calf and birth of the next calf from the same cow is the ______________________________
Fill in the blank(s) with correct word
Eicosanoids
A. are fat-soluble vitamins. B. comprise the genetic material. C. are structural proteins. D. are components of the plasma membrane. E. play a role in the response of tissues to injuries.
A muscle whose name ends in the suffix "-glossus" would be found within or attached to the
A) chin. B) cheek. C) jaw. D) tongue. E) lips.