As a physician listens to the heart of a human patient, he hears an atypical "lub" sound. Which part of the heart might be malfunctioning?
A. the AV valve
B. the semiliunar valves
C. the right atrium
D. the right ventricle
A. the AV valve
Biology & Microbiology
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The greater the depth of water percolation, the greater the depth of weathering and soil development
Indicate whether the statement is true or false
Biology & Microbiology
The gene responsible for Marfan syndrome encodes a protein associated with ____
a. heart muscle b. connective tissue c. fat tissue d. red blood cells e. nervous tissue
Biology & Microbiology
Pyruvate can be converted to lactate instead of going to the preparatory reaction. Why does this occur?
What will be an ideal response?
Biology & Microbiology
Which chamber of the heart pumps blood into the pulmonary circuit?
A. left ventricle B. left atrium C. right ventricle D. aorta E. right atrium
Biology & Microbiology