May 25, 2024
Which of the following is NOT the component of the PNS?
  • (A) Elastic connective tissue
  • (B) Cranial nerves
  • (C) Spinal nerves
  • (D) Ganglia
Which of the following cells supports, nourishes, and protect the neurons?
  • (A) Nissl bodies
  • (B) Perikaryon
  • (C) Ganglia
  • (D) Glial cells
What are Nissl bodies?
  • (A) Golgi bodies
  • (B) Lysosomes
  • (C) Cluster of rough endoplasmic reticulum
  • (D) Mitochondria
Name the multipolar neuron which is located entirely within the central nervous system.
  • (A) Motor neuron
  • (B) Efferent neuron
  • (C) Afferent neuron
  • (D) Interneuron
Out of the following, which one does not affect the speed of conduction of nerve impulse.
  • (A) No. of ganglia
  • (B) Myelin sheath
  • (C) Axon diameter
  • (D) Temperature
Autonomic nervous system affects ______
  • (A) Reflex actions
  • (B) Sensory organs
  • (C) Visceral organs
  • (D) None of the mentioned
Which of the following ganglia is not a collateral ganglion?
  • (A) Celiac
  • (B) Superior mesenteric
  • (C) Inferior mesenteric
  • (D) Cervical
The brain area that most directly controls the activity of the autonomic nervous system is the __________
  • (A) Pituitary gland
  • (B) Medulla oblongata
  • (C) Cerebellum
  • (D) Hypothalamus
Which of the following is released by Parasympathetic nervous system?
  • (A) Serotonin
  • (B) Acetylcholine
  • (C) Epinephrine
  • (D) Nor epinephrine
Which of the following is true about parasympathetic neurons?
  • (A) The nerve fibers are contained in spinal nerves
  • (B) The synapse in terminal ganglia either next to or within the organs innervated
  • (C) They originate in thoracic and lumbar regions of the spinal cord
  • (D) Postganglionic fibers are usually longer than those of sympathetic neurons
Secretion of many anterior pituitary hormones are controlled by other hormones from _________
  • (A) Pancreatic lobes
  • (B) Adrenal gland
  • (C) Hypothalamus
  • (D) Thyroid gland
If hypothalamus fails to secrete GnRH the effect would be
  • (A) Hypersecretion of oxytocin
  • (B) Hypersecretion of prolactin
  • (C) Hypersecretion of pituitary gonadotropins
  • (D) Hyposecretion of pituitary gonadotropins
Thymus, spleen, tonsils and adenoids produces _________
  • (A) Phagocytes
  • (B) Lymphocytes
  • (C) Erythrocytes
  • (D) Rhombocytes
Which of the following is not an effect of pineal body secretion?
  • (A) Inhibition of GnRH
  • (B) Inhibition of reproductive functions
  • (C) Help regulation of sleep cycle
  • (D) Stimulation of appetite
Which of the following is not an endocrine gland?
  • (A) Pituitary gland
  • (B) Pineal gland
  • (C) Sebaceous gland
  • (D) Adrenal gland

© 2024 Civilstap Himachal Design & Development