Which of the following constitutes the so-called bad cholesterol?
Triglycerides
High-density lipoproteins
Low-density lipoproteins
Chylomicrons
The Correct Answer is C
A. Triglycerides are a type of fat found in the blood, but they are not classified as "bad cholesterol."
B. High-density lipoproteins (HDL) is known as "good cholesterol" because it helps remove cholesterol from the arteries.
C. Low-density lipoproteins (LDL) are referred to as "bad cholesterol" because high levels of LDL can lead to the build-up of plaque in arteries, increasing the risk of heart disease and stroke.
D. Chylomicrons are lipoproteins that transport dietary lipids from the intestines to other locations in the body. They are not classified as "bad cholesterol."
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Small intestine, particularly the ileum, contains Peyer's patches, which are abundant lymphoid tissues in the mucosa and submucosa. These structures are part of the immune system, protecting the body from pathogens in the digestive tract.
B. Stomach: While the stomach has some lymphoid tissue, it does not have as much as the small intestine, specifically the Peyer's patches.
C. Large intestine has lymphoid nodules, but it does not contain as much lymphoid tissue as the small intestine.
D. Esophagus has very little lymphoid tissue compared to the small intestine, as its primary function is to transport food rather than participate in immune defense.
Correct Answer is C
Explanation
A. The small intestine absorbs lipids but does not produce HDL (high-density lipoprotein).
B. The pancreas produces enzymes and hormones, but it does not produce HDL.
C. The liver is the primary organ responsible for the synthesis of HDL. HDL is involved in reverse cholesterol transport, carrying cholesterol from tissues back to the liver.
D. The gallbladder stores and concentrates bile but does not produce HDL.
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