A pulmonary embolism is most likely to enter the pulmonary circulation directly from which part of the heart?
A) left atrium
B) right ventricle
C) left ventricle
D) right atrium
B
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Cardiac muscle fibers are electrically connected to neighboring fibers by
a) desmosomes. b) tight junctions. c) gap junctions. d) interneurons. e) chordae tendinae.
Mice have a gestation length of:
a. 10 days c. 21 days b. 20 days d. 30 days
In traveling from the heart to the peripheral capillaries, blood passes through:
arteries, arterioles, and venules elastic arteries, muscular arteries, and arterioles veins, venules, and arterioles arteries, venules, veins all of the choices are correct
Match the structure associated with hearing with the appropriate description.A. Organ of hearingB. Passageway from the outside to the eardrumC. Interconnecting tunnels in the temporal boneD. Tiny bones in the middle earE. Connecting chambers of inner ear filled with endolymphMembranous labyrinth
Fill in the blank(s) with the appropriate word(s).