When the quadratus lumborum muscles contract bilaterally, they flex the vertebral column
Indicate whether this statement is true or false.
FALSE
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Match the organelle with its function.
1. The "powerhouse" of the cell, ATP is produced here. 2. These degrade long chain fatty acids and toxic foreign molecules. 3. It is the digestive system of a cell, degrading and/or recycling bacterial or organic components. 4. It modifies proteins and packages them into secretory vesicles for export from the cell. A. endoplasmic reticulum B. Golgi apparatus C. lysosomes D. mitochondria E. peroxisomes
Cells are transformed into specialized units during ________.
Fill in the blank(s) with the appropriate word(s).
The tricuspid valve is located between the:
a. left atrium and left ventricle b. right atrium and right ventricle c. right ventricle and the pulmonary artery d. left ventricle and the aorta
Which of the following is an active proteolytic enzyme?
a. pepsinogen b. chymotrypsinogen c. procarboxypeptidase d. secretin e. None of the above