The opening of the pericardium
A. is at the apex of the heart.
B. adheres to the great vessels.
C. adheres to the diaphragm.
D. is composed of the endocardium.
Answer: B
You might also like to view...
Match the function or term with the appropriate organic molecule.A. CarbohydratesB. LipidsC. ProteinsD. Nucleic acidsPadding and insulation
Fill in the blank(s) with the appropriate word(s).
When comparing slow muscle fibers to fast muscle fibers, slow fibers
A) take about three times as long to reach peak tension B) have much smaller fiber diameters C) are rich in the red protein myoglobin D) generate much less tension E) All of the answer are correct
The axial skeleton protects the ________, the spinal cord, and the vital organs within the thorax.
Fill in the blank(s) with the appropriate word(s)
Neurotransmitter release would be inhibited by ________.
A. blocking Ca2+ influx in the axon terminal B. blocking repolarization of the axon terminal C. stimulating protein kinase activity D. stimulating repolarization of the axon terminal