In cardiovascular disease, "MI" refers to 

A. high blood cholesterol.
B. a heart attack.
C. a stroke.
D. narrowed arteries.


Answer: B

Biology & Microbiology

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Which of the following is NOT a specialized function of one or more regions of the digestive tract?

A. food storage B. aerobic metabolism C. chemical breakdown D. absorption of nutrients E. elimination of waste products

Biology & Microbiology

Upon transmission of a nerve signal to a muscle cell, ________ is released from the sarcoplasmic reticulum through a gated channel.

Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Select all correct descriptions of the liver.

a. largest glad in body b. removes poisonous substances from the blood c. composed of a large of function units called lobules d. receives blood from the GI tract

Biology & Microbiology

The direct visualization of a developing fetus to diagnose disorders is called

a. chorionic villus sampling. b. preimplantation diagnosis. c. amniocentesis. d. fetoscopy. e. senescence.

Biology & Microbiology