If alveolar volume increases, alveolar pressure
A) decreases.
B) increases.
C) is unchanged.
Answer: A) decreases.
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The synapse more common in embryonic nervous tissue than in adults is the ________.
Fill in the blank(s) with the appropriate word(s).
Plasma is to blood as ________ is to cytoplasm.
A) serum B) cytosol C) inclusion D) organelle E) protein
Answer the following statements true (T) or false (F)
1. Repolarization occurs just before contraction. 2. The QRS complex usually hides the repolarization of the atria. 3. A patient with a very unusual P wave is more seriously ill than a patient with a very unusual QRS complex. 4. Veins always carry blood back to the heart. 5. Veins always carry oxygen-poor blood.
A mature ovarian follicle that is ready to be ejected from an ovary is called a(n) ________
A) primary oocyte B) vesicular (Graafian) follicle C) ovum D) corpus luteum