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Which of the following respiratory structures is affected by a disease that disrupts gas exchange, such as emphysema?

A. Trachea

B. Secondary branch

C. Primary bronchi

D. Alveoli

Answer Explanation:

Therefore, the Correct Answer is D.

Q #1: in which of the following locations does fertilization of an egg cell typically occur?

A. Fallopian Tube

B. Ovary

C. Uterus

D. Cervical canal

Answer Explanation

Fertilization occurs in the fallopian tube and not in the ovary, uterus, or cervical canal.
Q #2: Which of the following is classified as a noninfectious disease?

A. Psoriasis

B. Brucellosis

C. Olkunginys

D. Dengue

Answer Explanation

Psoriasis is a chronic skin condition that causes red, scaly patches on the skin. It is not contagious, and it is not caused by any microorganism. It is believed to be an autoimmune disorder where the immune system attacks healthy skin cells.
Q #3: An experienced mountaineer decides to climb Mount Everest, taking the same route in the same season and with similar materials and equipment used in a fatal 1924 expedition Which of the following is the scientific purpose of such a climb?

A. To measure the oxygen levels at high elevation

B. To assess why the earlier expedition failed

C. To show that modem technology makes climbing safer

D. To identify routes that can be explored in future climbs

Answer Explanation

The experienced mountain climber is replicating the conditions of the past expedition to understand why that earlier attempt was unsuccessful.

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