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Mcqs MBBS Exams India
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Home >> Physiology >> Mcqs Page 1
(Single Best Answer) Question 1: The following statements are true regarding the SA node except ?
A) Is located at the right border of the ascending aorta
B) It contains specialized nodal cardiac muscle
C) It is supplied by the atrial branches of the right coronary artery
D) It initiates cardiac conduction
Answer (Select an option above to get the answer):
(Single Best Answer) Question 2: In knee jerk at patellar tendon, deep tendon reflex is due to the stimulation of ?
A) Golgi tendon
B) Intra-fusal muscle fibres
C) Muscle spindle and Golgi tendon
D) Nuclear bag and chain fibre
Answer (Select an option above to get the answer):
(Single Best Answer) Question 3: Posterior column does not carry ?
A) Pressure
B) Fine Touch
C) Proprioception
D) Temperature
Answer (Select an option above to get the answer):
(Single Best Answer) Question 4: Which of the following is not a part of Countercurrent multiplier ?
A) Collecting tubule
B) Thin descending loop
C) Thick ascending loop
D) Vasa recta
Answer (Select an option above to get the answer):
(Single Best Answer) Question 5: Nerve endings sensitive to noxious substances are present in ?
A) Spleen
B) Intestine
C) Liver
D) Mesentry
Answer (Select an option above to get the answer):
(Single Best Answer) Question 6: The inhibitory neurotransmitter in CNS neurons is ?
A) Glutamate
B) Aspartate
C) Gamma-amino butyric acid
D) Taurine
Answer (Select an option above to get the answer):
(Single Best Answer) Question 7: Which of the following class specific antigenic determinants of an immunoglobulin is associated with ?
A) L Chain
B) H Chain
C) J Chain
D) Variable region
Answer (Select an option above to get the answer):
(Single Best Answer) Question 8: The intrafusal fibers of the striated skeletal muscles are innervated by one of the following type of motor neurons. Choose the correct answer ?
A) Alpha
B) Beta
C) Gamma
D) Delta
Answer (Select an option above to get the answer):
(Single Best Answer) Question 9: A man is rushed to casualty, nearly dying after a massive blood loss in an accident. There is not much time to match blood groups, so the physician decides to order for one of the following blood groups. Which one of the following blood groups should the physician decide ?
A) O negative
B) O positive
C) AB positive
D) AB negative
Answer (Select an option above to get the answer):
(Single Best Answer) Question 10: Meiosis occurs in human males in ?
A) Epididymis
B) Seminiferous tubules
C) Vas deferens
D) Seminal vesicles
Answer (Select an option above to get the answer):