Respiration Essentials

Lungs, alveoli, and gas exchange. Ideal for board exams and competitive test prep.

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QUESTION NO 01

Gas exchange in lungs occurs in the?

Answer: Alveoli

Alveoli provide a large surface for O₂/CO₂ exchange.

Shahzad Mahota @shahzad-mahota

302 Quizzes

2930 Questions

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QUESTION NO 02

The functional unit of the kidney is the?

Answer: Nephron

Nephrons filter blood and form urine.

Shahzad Mahota @shahzad-mahota

302 Quizzes

2930 Questions

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QUESTION NO 03

Insulin lowers?

Answer: Blood glucose

Insulin promotes glucose uptake and storage.

Shahzad Mahota @shahzad-mahota

302 Quizzes

2930 Questions

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QUESTION NO 04

The brain and spinal cord form the?

Answer: Central nervous system

CNS = brain + spinal cord.

Shahzad Mahota @shahzad-mahota

302 Quizzes

2930 Questions

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QUESTION NO 05

Digestion of starch begins in the?

Answer: Mouth

Salivary amylase starts carbohydrate digestion.

Shahzad Mahota @shahzad-mahota

302 Quizzes

2930 Questions

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QUESTION NO 06

Bile helps digest?

Answer: Fats

Bile salts emulsify lipids for enzyme action.

Shahzad Mahota @shahzad-mahota

302 Quizzes

2930 Questions

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QUESTION NO 07

Red blood cells are produced mainly in?

Answer: Bone marrow

Adult hematopoiesis occurs largely in bone marrow.

Shahzad Mahota @shahzad-mahota

302 Quizzes

2930 Questions

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QUESTION NO 08

Antibodies are produced by?

Answer: B lymphocytes (plasma cells)

Activated B cells become plasma cells secreting antibodies.

Shahzad Mahota @shahzad-mahota

302 Quizzes

2930 Questions

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QUESTION NO 09

The pacemaker of the heart is the?

Answer: SA node

The sinoatrial node initiates the heartbeat.

Shahzad Mahota @shahzad-mahota

302 Quizzes

2930 Questions

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QUESTION NO 10

Homeostasis means?

Answer: Maintaining stable internal conditions

Feedback systems keep variables near set points.

Shahzad Mahota @shahzad-mahota

302 Quizzes

2930 Questions

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Shahzad Mahota

@shahzad-mahota

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Respiration Essentials

Gas exchange in lungs occurs in the?

The functional unit of the kidney is the?

Insulin lowers?

The brain and spinal cord form the?

Digestion of starch begins in the?

Bile helps digest?

Red blood cells are produced mainly in?

Antibodies are produced by?

The pacemaker of the heart is the?

Homeostasis means?

Published By

Shahzad Mahota

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00

00

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Respiration Essentials

Gas exchange in lungs occurs in the?

Explanation

The functional unit of the kidney is the?

Explanation

Insulin lowers?

Explanation

The brain and spinal cord form the?

Explanation

Digestion of starch begins in the?

Explanation

Bile helps digest?

Explanation

Red blood cells are produced mainly in?

Explanation

Antibodies are produced by?

Explanation

The pacemaker of the heart is the?

Explanation

Homeostasis means?

Explanation

Published By

Shahzad Mahota

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