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Where are the vocal folds located?"

A.

Pharynx

B.

Epiglottis

C.

Trachea

D.

Larynx

Answer and Explanation

The Correct Answer is D

A. Pharynx: The pharynx is a part of the throat, but the vocal folds are not located here.

B. Epiglottis: The epiglottis is a flap of tissue that prevents food from entering the trachea, but it is not where the vocal folds are located.

C. Trachea: The trachea is the windpipe, but the vocal folds are not present here.

D. Larynx: The vocal folds (or vocal cords) are located in the larynx (voice box), which is responsible for sound production.


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Related Questions

Correct Answer is C

Explanation

A. Prostate: The prostate gland contributes to the semen volume but only about 20-30%. It produces a fluid that nourishes sperm and helps transport them but is not the primary contributor to the total volume of semen.

B. Ductus Deferens: The ductus deferens (vas deferens) is a tube that transports sperm from the epididymis to the ejaculatory duct. It does not produce or contribute to the volume of semen.

C. Seminal Vesicle: The seminal vesicles contribute approximately 60% of the total semen volume. They secrete a fluid that is rich in fructose and other substances that provide energy for sperm and help in the formation of semen.

Correct Answer is D

Explanation

A. NK cells and neutrophils: While NK cells can be found in lymph nodes, neutrophils are not typically housed in lymph nodes; they are more abundant in the bloodstream and tissues during acute inflammation.

B. Lymphocytes and neutrophils: Lymphocytes are indeed housed in lymph nodes, but neutrophils primarily migrate to sites of infection or inflammation rather than residing in lymph nodes.

C. NK cells and complement cells: Natural killer cells can be found in lymph nodes, but complement proteins are not cells; they circulate in the blood and become activated in response to pathogens.

D. Lymphocytes and macrophages: Lymph nodes primarily house lymphocytes (B cells and T cells) and macrophages, which play vital roles in the immune response by filtering lymph and

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