Anatomy and Physiology Mid-term Examination: Physiology Paper-II

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Questions and Answers

What is the function of mitochondria in a cell?

  • Waste removal
  • Energy production (correct)
  • Protein synthesis
  • Cell division

Which of the following is a function of blood?

  • Producing bile
  • Carrying oxygen (correct)
  • Regulating body temperature
  • Aiding in muscle contraction

What is the term used to describe the process of maintaining a stable internal environment in the body?

  • Erythropoiesis
  • Anemia
  • Hypertension
  • Homeostasis (correct)

Which of the following is a function of platelets?

<p>Assisting in blood clotting (A)</p> Signup and view all the answers

What is the process that produces red blood cells known as?

<p>Erythropoiesis (A)</p> Signup and view all the answers

What is the main function of hemoglobin in the blood?

<p>Carrying oxygen (D)</p> Signup and view all the answers

What is the function of the heart?

<p>Pumping blood throughout the body (C)</p> Signup and view all the answers

What is the normal value of cardiac output and how is it calculated?

<p>5 liters/min; calculated as stroke volume multiplied by heart rate (B)</p> Signup and view all the answers

What is the function of surfactant in the respiratory system?

<p>Decreasing surface tension of alveoli (C)</p> Signup and view all the answers

What are the causes of bradycardia?

<p>Hypothyroidism (A)</p> Signup and view all the answers

What are the properties of cardiac muscles?

<p>Ability to conduct electrical impulses (B)</p> Signup and view all the answers

Define hypoxia and classify it.

<p>Low oxygen levels in tissues; classified as hypoxemic, anemic, ischemic, or histotoxic hypoxia (B)</p> Signup and view all the answers

Flashcards

Mitochondria function

Energy production within a cell.

Function of blood

Carries oxygen and nutrients to body cells.

Homeostasis

Maintaining a stable internal environment in the body.

Platelets function

Assist in blood clotting to prevent bleeding.

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Erythropoiesis

The process of producing red blood cells.

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Hemoglobin function

Carries oxygen in the blood.

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Heart function

Pumps blood throughout the body.

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Cardiac output

Normal value is 5 liters/min; stroke volume times heart rate.

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Surfactant function

Decreases surface tension of alveoli in the lungs.

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Causes of bradycardia

Slow heart rate often due to hypothyroidism.

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Properties of cardiac muscles

Ability to conduct electrical impulses for contractions.

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Hypoxia

Low oxygen levels in tissues, classified into types.

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