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Human Physiology

Organ systems, digestion, circulation, respiration, and nervous system.

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Human Physiology

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Human Physiology
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QUESTION NO 01
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The heart pumps blood through the?

Answer: Circulatory system
The heart drives systemic and pulmonary circulation.
Shahzad Mahota
Shahzad Mahota @shahzad-mahota
302 Quizzes
2930 Questions
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QUESTION NO 02
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Oxygen is carried mainly by?

Answer: Hemoglobin in red blood cells
Hemoglobin binds O₂ for transport.
Shahzad Mahota
Shahzad Mahota @shahzad-mahota
302 Quizzes
2930 Questions
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QUESTION NO 03
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Gas exchange in lungs occurs in the?

Answer: Alveoli
Alveoli provide a large surface for O₂/CO₂ exchange.
Shahzad Mahota
Shahzad Mahota @shahzad-mahota
302 Quizzes
2930 Questions
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QUESTION NO 04
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The functional unit of the kidney is the?

Answer: Nephron
Nephrons filter blood and form urine.
Shahzad Mahota
Shahzad Mahota @shahzad-mahota
302 Quizzes
2930 Questions
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QUESTION NO 05
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Insulin lowers?

Answer: Blood glucose
Insulin promotes glucose uptake and storage.
Shahzad Mahota
Shahzad Mahota @shahzad-mahota
302 Quizzes
2930 Questions
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QUESTION NO 06
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The brain and spinal cord form the?

Answer: Central nervous system
CNS = brain + spinal cord.
Shahzad Mahota
Shahzad Mahota @shahzad-mahota
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QUESTION NO 07
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Digestion of starch begins in the?

Answer: Mouth
Salivary amylase starts carbohydrate digestion.
Shahzad Mahota
Shahzad Mahota @shahzad-mahota
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QUESTION NO 08
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Bile helps digest?

Answer: Fats
Bile salts emulsify lipids for enzyme action.
Shahzad Mahota
Shahzad Mahota @shahzad-mahota
302 Quizzes
2930 Questions
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QUESTION NO 09
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Red blood cells are produced mainly in?

Answer: Bone marrow
Adult hematopoiesis occurs largely in bone marrow.
Shahzad Mahota
Shahzad Mahota @shahzad-mahota
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2930 Questions
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QUESTION NO 10
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Antibodies are produced by?

Answer: B lymphocytes (plasma cells)
Activated B cells become plasma cells secreting antibodies.
Shahzad Mahota
Shahzad Mahota @shahzad-mahota
302 Quizzes
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