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MATRIC • FSC • NTS • ETEA • CSS • PMS etc MCQs Learn, Practice, Prepare, Succeed! Prepare Today, Succeed Tomorrow!

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Q: BCG vaccine is used for

A) Tuberculosis

B) Lung cancer

C) Pneumonia

D) Emphysema

Answer: A. Tuberculosis

Q: Major contribution in inhalation by

A) Intercostal muscles

B) Diaphragm

C) Sternum

D) None of these

Answer: A. Intercostal muscles

Q: The permanent and irreversible destruction of alveoli is

A) Pneumonia

B) Tuberculosis

C) Emphysema

D) Otitis media

Answer: C. Emphysema

Q: One of the following event is NOT associated with the activity of expiration

A) Contraction of diaphragm

B) More dome-like shape of diaphragm

C) Backward & downward movement of rib cage

D) Relaxation of intercostal muscles

Answer: A. Contraction of diaphragm

Q: Oxygen carrying capacity of blood does not depend upon

A) Partial pressure of CO₂

B) Partial pressure of O₂

C) Height from sea level

D) Quantity of blood

Answer: D. Quantity of blood

Q: When haemoglobin of the blood is fully saturated with oxygen the 100cc of blood contains

A) 15cc of oxygen

B) 20cc of oxygen

C) 10cc of oxygen

D) 20cc of oxygen

Answer: B. 20cc of oxygen

Q: The wall of the trachea and bronchi of human is furnished with a series of incomplete

A) Cartilaginous plates

B) Chitinous rings

C) Cartilaginous rings

D) Muscular rings

Answer: C. Cartilaginous rings

Q: What does not happen during inspiration?

A) Intercostal muscles contract

B) Ribs are elevated

C) Diaphragm becomes dome-shaped

D) Ribs move forwards

Answer: C. Diaphragm becomes dome-shaped

Q: The lateral walls of the chest cavity of man is composed of

A) Ribs and trachea

B) Intercostal muscles

C) Ribs & Intercostal muscles

D) Ribs

Answer: C. Ribs & Intercostal muscles

Q: Which sequence of organs is correct in air passageway of man?

A) Nasal cavities→ Larynx →Pharynx→Trachea→Bronchi

B) Nasal cavities→Pharynx→Trachea→Larynx→Bronchi

C) Nasal cavities→Pharynx→Larynx→Bronchi→Trachea

D) Nasal cavities→Pharynx→Larynx→Trachea→Bronchi

Answer: B. Nasal cavities→Pharynx→Trachea→Larynx→Bronchi

Q: Which part of the air passage way possesses cartilage plates in its wall?

A) Bronchioles

B) Distal region of bronchi

C) Proximal region of bronchi

D) Trachea

Answer: B. Distal region of bronchi

Q: Human lungs are spongy due to the presence of millions of

A) Bronchi

B) Alveoli

C) Bronchioles

D) Trachea

Answer: B. Alveoli

Q: Which event is not associated with the activity of expiration?

A) Contraction of diaphragm

B) More dome-like shape of diaphragm

C) Backward & downward movement of rib cage

D) Relaxation of intercostal muscles

Answer: A. Contraction of diaphragm

Q: Which of the following symptoms is NOT caused by tetanus?

A) Muscle spasms

B) Respiratory failure

C) Lockjaw

D) Increased appetite

Answer: D. Increased appetite

Q: Cartilage tissue

A) Has a rich blood supply

B) Has ability for a quick regeneration

C) Has chondrocytes as precursor cells

D) Is solid and firm but pliable

Answer: C. Has chondrocytes as precursor cells

Q: Major inorganic component of vertebrate bone is

A) Calcium carbonate

B) Calcium phosphate

C) Potassium hydroxide

D) Calcium chloride

Answer: B. Calcium phosphate

Q: A condition that produces a reduction in bone mass sufficient to compromise normal function is

A) Osteomalacia

B) Osteomyelitis

C) Osteoporosis

D) Osteopenia

Answer: C. Osteoporosis

Q: The cells that maintain mature compact bone are

A) Chondrocytes

B) Osteoclasts

C) Osteoblasts

D) Osteocytes

Answer: C. Osteoblasts

Q: The bones in the long axis of the body make up the

A) Long bones

B) Appendicular skeleton

C) Trabeculae

D) Axial skeleton

Answer: D. Axial skeleton

Q: Bone-forming cells originate from

A) Osteoprogenitor cells

B) Osteoblasts

C) Osteocytes

D) Osteoclasts

Answer: B. Osteoblasts