15 MCQs (Only one correct answer)
Each MCQ: 1 mark, Total mark: 15 (you will get the results immediately with correction by the web)
Allowed time: 20 min
Good Luck
dr Gawad
(A) V. C. and secretion.
(B) V.D. and secretion.
(C) V.D. and inhibition of secretion.
(D) Secretion of scanty viscous saliva.
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(A) Are not stimulated by epinephrine.
(B) When stimulated they reduce the gastrointestinal motility.
(C) Are blocked by propranolol.
(D) increase heart rate.
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(A) It contains afferent and efferent fibres.
(B) It contains parasympathetic pregang fibres.
(C) It produces micturition.
(D) It causes increased peristaltic movement of the intestinal wall.
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(A) Relaxation of the wall of rectum and contraction of the internal anal sphincter.
(B) V.C. of the blood vessels in the external genitalia causing erection of penis.
(C) Contraction of the bladder wall and relaxation of the internal urethral sphincter.
(D) Contraction of smooth muscles in the male sexual passages causing ejaculation.
(E) Relaxation of the external urethral and anal sphincters.
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(A) It is the nerve of erection (= nervus erigenes).
(B) It is motor to the urinary bladder and distal half of the large intestine.
(C) It is inhibitory to both the internal anal and urethral sphincters.
(D) It has no postganglionic nerve fibres.
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(A) Hyperglycaemia.
(B) V.D. in the cutaneous blood vessels.
(C) Disturbance of sweat secretion.
(D) Lack of erection of the penis in males and clitoris in females.
(E) Relaxation of the internal anal and urethral sphincters.
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(A) Acceleration of the heart.
(B) Relaxation of the GIT wall
(C) V.D. of coronary artery.
(D) Dilatation of the pupil.
(E) Contraction of the urinary bladder wall.
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(A) It is synthesized & released by some sympath postgang nerve fibres.
(B) It is the chemical transmitter released by all pregang nerve fibres.
(C) It is not related to accommodation
(D) It is liberated by all parasympathetic postganglionic nerve fibres.
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(A) All preganglionic nerve endings.
(B) The sympathetic postganglionic supply to the blood vessels in skeletal muscles.
(C) The parasympathetic postganglionic supply to the heart.
(D) The sympathetic postganglionic supply to the sweat glands.
(E) The parasympathetic postganglionic supply to the GIT.
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(A) Dilatation of the bronchial muscle.
(B) Relaxation of the sphincters in the alimentary canal.
(C) Fall in the cardiac output.
(D) None of the above
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Stimulation of sympathetic to cardiac muscle
Stimulation of somatic nerve to skeletal muscle
Release of adrenaline and nor adrenaline from adrenal medulla
Urination
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Decreased heart rate
Urine retension
Ejaculation
Bronchodilatation
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(A) Vasoconstriction.
(B) Pupil dilatation.
(C) Spleen contraction.
(D) Relaxation of intestinal wall.
(E) increased cardiac activity.
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Sweat gland secretion
Skeletal muscle blood vessel vasodilatation
Involuntary contration of skeletal muscle
Salivation
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Dr Gawad Physiology Course Online Exams - Parasympathetic Nervous System, Chemical Transmitters
13 MCQs (Only one correct answer)Each MCQ: 1 mark, Total mark: 13 (you will get the results immediately with correction by the web)Allowed time: 16 minGood Luck
Questions:
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Attempts:
2519 |
Last updated:
Mar 21, 2023
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Parasympathetic Nervous System Exam
The parasympathetic nervous system conserves energy as it slows the heart rate, increases intestinal and gland activity, and relaxes sphincter muscles in the gastrointestinal...
Questions:
6 |
Attempts:
433 |
Last updated:
Sep 18, 2024
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