Infarction is defined as ________.
A. programmed cell death
B. sudden tissue death resulting from the loss of blood supply
C. premature death of tissue
D. sudden blood loss
Answer: B
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A lymphatic capillary within a villus of the small intestine is called a ____________
Fill in the blank with correct word.
What are the three main components of the circulatory system?
a. heart, arteries, and veins b. heart, blood, and lymph c. heart, blood vessels, and blood d. heart, blood vessels, and lungs e. smooth muscle, blood, and blood vessels
Which of the following does NOT happen when you view objects up close?
A. the lens flattens B. the pupil constricts C. the ciliary muscles constrict D. the medial rectus muscles contract E. the parasympathetic division of the ANS responds
Each upward movement of the basilar membrane causes the stereocilia of the inner hair cells to bend, opening ________ gates.
A. Mg2+ B. K+ C. Ca2+ D. Cl? E. Na+