Circulation — Biology MCQs (Class 11)
Free chapter-wise Biology MCQs with answers for MDCAT, FSc and entry tests.
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#17 Humans have two circuit circulatory system, one circuit is for pulmonary circulation and other is for
A) Cardiac circulation
B) Cerebral Circulation
C) Systemic Circulation
D) Hepatic circulation
#18 Certain sensors (Baroreceptors) are located in blood vessels of humans which detect
A) Flow of blood
B) Amount of blood
C) Pressure of blood
D) None of these
#19 Blood clot which migrates to secondary site is called
A) Thrombus
B) Embolus
C) Thrombosis
D) None of these
#20 Myocardial infraction is caused due to
A) Stroke
B) Coronary thrombosis
C) Angioplasty
D) Angina
#21 Hardening or loss of elasticity of artrioles is called
A) Atherosclerosis
B) Thrombosis
C) Cyanosis
D) Hypotension
#22 The defect in the structure of heart and large blood vessels of new born baby is called
A) Stroke
B) Atherosclerosis
C) Congenital heart defect
D) Angina
#23 In some babies right ventricle or the left ventricle fails to develop, this defect is called
A) Hypoplasia
B) Cyanosis
C) Thrombosis
D) Angina pectoris
#24 The severe, radiating chest pain due to the lack blood supply to the heart muscles is known as
A) Angina
B) Cyanosis
C) Congenital disease
D) Hypertension
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