The superior end of the right ventricle near the pulmonary valve is called (the)
A) pulmonary trunk.
B) ligamentum arteriosum.
C) conus arteriosus.
D) auricle.
E) All of the answers are correct.
C) conus arteriosus.
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As inspiration begins, the intra-alveolar pressure is
a. higher than the atmospheric pressure. b. lower than the atmospheric pressure. c. the same as the atmospheric pressure. d. higher than internal pressure. e. none of these.
If your body temperature starts to decline, your body responds by exciting skeletal muscles so that you shiver and your temperature returns to normal. This is an example of negative feedback.
Answer the following statement true (T) or false (F)
Ribs that do not attach directly to the sternum are called ________ ribs.
A. vertebrosternal B. vertebrochondral C. false D. floating E. vertebral
The phrases midcoronal plane and midaxillary plane are synonymous.
Answer the following statement true (T) or false (F)