Explore topic-wise MCQs in Human Physiology.

This section includes 6 Mcqs, each offering curated multiple-choice questions to sharpen your Human Physiology knowledge and support exam preparation. Choose a topic below to get started.

1.

Increased asthmatic attacks in certain seasons are related to ________

A. Low temperatures
B. Inhalation of seasonal pollens
C. Eating fruits preserved in containers
D. Hot and humid environment
Answer» C. Eating fruits preserved in containers
Discussion
2.

Ascent of high mountains may cause altitude sickness in men. Prime cause for this is _______

A. Decreased proportion of oxygen in the air
B. Decreased partial pressure of oxygen
C. Decreased efficiency of hemoglobin
D. Excess CO<sub>2</sub> in blood
Answer» C. Decreased efficiency of hemoglobin
Discussion
3.

Alveoli become enlarged and damaged with reduced surface area in heavy smokers. This condition is called ___________

A. Emphysema
B. Silicosis
C. Asthma
D. Bronchitis
Answer» B. Silicosis
Discussion
4.

SARS is ________

A. An acute form of asthma
B. Caused by variant of Corona virus
C. Caused by a variant of Pneumococcus pneumoniae
D. Affects non vegetarians faster
Answer» C. Caused by a variant of Pneumococcus pneumoniae
Discussion
5.

The primary stimulus for respiratory centre is ___________

A. Carbon dioxide and hydrogen ions
B. Oxygen gas level in blood
C. Oxygen gas level in hemoglobin
D. Conscious feeling for need of oxygen
Answer» B. Oxygen gas level in blood
Discussion
6.

Pneumotaxic centre which can moderate the functions of the respiratory rhythm centre is present at ____________

A. Pons
B. Spinal cord
C. Left hemisphere
D. Thalamus
Answer» B. Spinal cord
Discussion