Which of the following muscles contracts during forced expiration?
A. Linea alba
B. Internal intercostals
C. External intercostals
D. Scalenes
E. Diaphragm
Answer: B
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Which paired bones form the lateral, posterior portions of the cranium?
A) frontal B) maxilla C) sphenoid D) parietal E) zygomatic
Rapid impulse conduction from "node" to "node" is called
A) spatial propagation. B) saltatory propagation. C) divergent propagation. D) synaptic transmission. E) continuous propagation.
A fever of 101 °F causes most enzymes in the human body
A. to denature. B. to become more rigid. C. to be more flexible and efficient. D. to saturate.
In the fetus, the blood from the umbilical vein is shunted away from the liver and sent to the inferior vena cava through the ductus ________.
Fill in the blank(s) with the appropriate word(s).