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Medical Science Mcqs 5254 MCQs [All-Courses]

Medical Science is the study of human health, diseases, prevention, and treatment, focusing on diagnosis, patient care, and medical research to improve healthcare outcomes.

In conn’s disease, there is an excess of______________?

A Adrenaline

B Aldosterone

C Cortisol

D Noradrenaline

Review Detailed Answer

Correct Answer: Aldosterone

The oxygen tension of the mixed venous blood is______________?

A 25 mm Hg

B 40 mm Hg

C 55 mm Hg

D 70 mm Hg

Review Detailed Answer

Correct Answer: 40 mm Hg

In Haldane effect CO2 dissociation curve is shifted to_____________?

A Left

B Right

C Does not shift

D None of the above

Review Detailed Answer

Correct Answer: Right

The most common form of hypoxia is______________?

A Hypoxic

B Stagnant

C Anemic

D Histotoxic

Review Detailed Answer

Correct Answer: Hypoxic

Which of the following does not stimulate alveolar hyperventilation ?

A Hypoxia

B Hypercapnia

C Acidosis

D Stretching of airways

Review Detailed Answer

Correct Answer: Stretching of airways

Arterial PO2 is reduced in_____________?

A Anemia

B KCN poisoning

C Pulmonary hypoventilation

D CO poisoning

Review Detailed Answer

Correct Answer: Pulmonary hypoventilation

In which of the following diseases would you expect to find an increase in thickness of the respiratory membrane ?

A Emphysema

B Asthma

C Pulmonary artery thrombosis

D Skeletal abnormalities of the chest

Review Detailed Answer

Correct Answer: Emphysema

Muscle of expiration____________?

A Diaphragm

B Internal intercostals

C External intercostals

D Rcti Abdominis

Review Detailed Answer

Correct Answer: Internal intercostals

Oxygen dissociation cure is shifted to the right in all except_____________?

A Fall in pH

B Rise in temperature

C Increase of 2, 3 3 DPG

D HbF

Review Detailed Answer

Correct Answer: HbF

The alveolar ventilation in an individual with tidal volume: 600 ml, dead space 150 ml and respiratory rate of 15/ minute is_____________?

A 2.5 lit/Min

B 4.0 lit /Min

C 6.75 Lit/Min

D 9 Lit/Min

Review Detailed Answer

Correct Answer: 6.75 Lit/Min

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Medical Science Mcqs 5254 MCQs [All-Courses]

All Topics 5254

All Topics 5254

In conn’s disease, there is an excess of______________?

The oxygen tension of the mixed venous blood is______________?

In Haldane effect CO2 dissociation curve is shifted to_____________?

The most common form of hypoxia is______________?

Which of the following does not stimulate alveolar hyperventilation ?

Arterial PO2 is reduced in_____________?

In which of the following diseases would you expect to find an increase in thickness of the respiratory membrane ?

Muscle of expiration____________?

Oxygen dissociation cure is shifted to the right in all except_____________?

The alveolar ventilation in an individual with tidal volume: 600 ml, dead space 150 ml and respiratory rate of 15/ minute is_____________?