alleryAngina pectoris is chest pain caused by:
AExcess oxygen reaching heart muscle
BInsufficient oxygen reaching heart muscle
CLoss of all cardiac electrical activity
DInflammation of lung alveoli
Answer & Solution
Correct answer: B. Insufficient oxygen reaching heart muscle
Angina occurs when the heart muscle receives insufficient oxygen because blood flow is inadequate. It is a symptom of impaired oxygen supply; it does not by itself mean that the heart has stopped beating.
Keep practising Neet B05
Browse all Neet B05 questions for NEET UG, or explore more Biology topics.
Related questions
Which testicular cells secrete testosterone?Which pair correctly gives the effects of insulin and glucagon, respectively?NCERT links cretinism in a developing baby to deficiency of:Low secretion of growth hormone during childhood causes:The visceral nervous system carries impulses between the CNS and:Which pair correctly describes muscular dystrophy and arthritis, respectively?Which skeletal structure protects the spinal cord?In skeletal muscle, calcium binds to which protein to expose actin sites?