What occurs if intrapulmonic pressure is 763 mm Hg?
A) hyperventilation
B) exhalation
C) pause in breathing
D) apnea
E) inhalation
B
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A term meaning toward the front of the body or body part is ___________________.
Fill in the blank(s) with the appropriate word(s).
Sperm cells develop in the:
a. interstitial cells b. tunic albuginea c. prostate gland d. seminiferous tubules
Which of the following statements about brain size is true?
a. Elephants have a larger number of neurons in their brain than humans do. b. Octopods have a larger number of neurons in their brains than humans do. c. The neurons in human brains are larger than the neurons in other primates' brains. d. The brains of leaf-eating primates are larger than the brains of fruit-eating primates. e. The ratio of brain size to body size is larger in baleen whales than in dolphins.
Which structure forms the floor and part of the walls of the third ventricle?
A) Pituitary gland B) Epithalamus C) Midbrain D) Hypothalamus E) Thalamus