Question

Indicate whether each statement is True or False. NO NEED TO EXPLAIN

_____________b. Cerebrospinal fluid protects the brain against acute changes in arterial and venous pressure.

_____________c. Cerebrospinal fluid is secreted by the meninges.

_____________d. Skeletal muscle and smooth muscle are striated and contain multiple nuclei.

_____________e. Tetanus Toxin is an agonist of Acetylcholine Receptors thus causing rigid paralysis while botulism toxin is an antagonist of Acetylcholine Receptors thus causing flaccid paralysis.

_____________f. Cranial Nerves only innervate structures located in the head.

_____________g. The parasympathetic nervous system originates in the Cervical, Lumbar and Sacral regions of the spinal cord.

_____________h. Spinal Nerves are considered part of the Peripheral Nervous System.

_____________i. Most sympathetic postganglionic neurons release Atropine.

_____________j. The Eustachian tube connects the inner ear with the pharynx.

_____________k. Atropine blocks parasympathetic preganglionic nicotinic receptors.

_____________l. Nicotinic cholinergic receptors are located on skeletal muscle.

_____________m. White matter is located on the outer portion of the spinal cord.

_____________n. Rupture of a brain artery aneurysm results in blood appearing in the subarachnoid space.

_____________o. The blood CSF barrier consists on tight junctions of capillary endothelial cells surrounded by Astrocytes to make a continuous barrier.

Answer 1

_____True________b. Cerebrospinal fluid protects the brain against acute changes in arterial and venous pressure.

____False_________c. Cerebrospinal fluid is secreted by the meninges.

____

_____False____d. Skeletal muscle and smooth muscle are striated and contain multiple nuclei.

______True_______e. Tetanus Toxin is an agonist of Acetylcholine Receptors thus causing rigid paralysis while botulism toxin is an antagonist of Acetylcholine Receptors thus causing flaccid paralysis.

_______True______f. Cranial Nerves only innervate structures located in the head.

_______False______g. The parasympathetic nervous system originates in the Cervical, Lumbar and Sacral regions of the spinal cord.

______True_______h. Spinal Nerves are considered part of the Peripheral Nervous System.

________False_____i. Most sympathetic postganglionic neurons release Atropine.

_____False________j. The Eustachian tube connects the inner ear with the pharynx.

______False_______k. Atropine blocks parasympathetic preganglionic nicotinic receptors.

____True_________l. Nicotinic cholinergic receptors are located on skeletal muscle.

_____True________m. White matter is located on the outer portion of the spinal cord.

_______True______n. Rupture of a brain artery aneurysm results in blood appearing in the subarachnoid space.

____True_________o. The blood CSF barrier consists on tight junctions of capillary endothelial cells surrounded by Astrocytes to make a continuous barrier.