Describe the different types of cholinergic receptors in the nervous system. Which neurotransmitter binds to each type?
What will be an ideal response?
Cholinergic receptors are either nicotinic or muscarinic; they are distinguishable by the binding of either nicotine or muscarine to the same receptors. Both receptors bind to acetylcholine.
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Which of the following plates is perforated to allow the passage of the olfactory nerves for the sense of smell?
A. Medial pterygoid plate B. Lateral pterygoid plate C. Perpendicular plate of the ethmoid bone D. Cribriform plate of the ethmoid bone
The ribosomes of the rough ER synthesize ____________________, whereas its membranous walls contain enzymes essential for the synthesis of ____________________
Fill in the blank(s) with correct word
Blockage of the ileocecal valve would prevent
A. pancreatic juice from entering the duodenum. B. bile from entering the duodenum. C. lymph from entering the jejunum. D. chyme from entering the ileum. E. chyme from entering the large intestine.
Restrictive disorders are characterized by which of the following?
A. Obstruction of air passageways B. Relatively more difficulty during expiration compared to inspiration C. Bronchoconstriction and airway inflammation D. Reduced compliance of the lungs E. Increased vital capacity