Which of the following nerves causes the adrenal medulla to release epinephrine
Anonymous Quiz
12%
Somatic
76%
Sympathetic
12%
Parasympathetic
Sympathetic NS stimulation causes
Anonymous Quiz
10%
Decrease blood glucose
44%
Decrease GI peristalsis
31%
Increase GI peristalsis
15%
Decrease heart rate
Experience of a broken bone or other injury
Anonymous Quiz
79%
Sympathetic NS
21%
Parasympathetic NS
⚪️ Which of the following is the correct sequence in a typical reflex arc :-
Anonymous Quiz
14%
🔵 effector, afferent neuron, integration center, efferent neuron, receptor.
53%
🔵 receptor, afferent neuron, integration center, efferent neuron, effector.
16%
🔵 effector, afferent neuron, integration center, afferent neuron, receptor.
17%
🔵 receptor, efferent neuron, integration center, afferent neuron, effector.
🔥1
Sympathetic stimulation all the following except
Anonymous Quiz
9%
Increases the heart rate
64%
Constriction of pupil
13%
Relaxes bronchial smooth muscles
14%
Tightens Git sphincters
All nerves of the body present outside the brain and the spinal cord Comprise the ____ nervous system.
Anonymous Quiz
17%
Central
77%
Peripheral
0%
Neurons
2%
Axons
4%
Soma
The sympathetic preganglionic neurons release......... at their terminals ,and the effect is always.........
Anonymous Quiz
12%
Norepinephrine ,inhibitory
40%
Norepinephrine,excitatory
48%
Acetylcholine,excitatory
Norepinephrine are found in the most postganglionic neurons of the parasympathetic division
Anonymous Quiz
26%
True
74%
False
The main difference between ganglia and nuclei is that ganglia clusters of nerve cell bodies in the CNS and the nuclei are clusters of nerve cell bodies in the PNS
Anonymous Quiz
28%
True
72%
False
The following about sympathetic nervous system is true except:
Anonymous Quiz
22%
All its preganglionic fibres are cholinergic.
7%
It is involved in stress & emergency conditions.
63%
It has a V.D. effect on skeletal muscle blood vessels during rest.
9%
Its stimulation increases the cardiac properties.
💡Alpha receptors located at ________ neuroeffector junction, and have greater affinity for ________.
Anonymous Quiz
22%
🌟 Sympathetic, epinephrine
68%
🌟 Sympathetic, norepinephrine
10%
🌟 parasympathetic, acetylcholine
💡The fibers that release acetylcholine are known as.?!
Anonymous Quiz
9%
🌟 Adrenergic fibers
91%
🌟 cholinergic fibers
💡the muscarinic receptors found in ________.
Anonymous Quiz
66%
🌟 postganglionic neurons of parasympathetic nerves system
25%
🌟 preganglionic neurons of parasympathetic nerves system
9%
🌟 postganglionic neurons of sympathetic nervous system
💡postganglionic neurons of sweat gland, and blood vessels in skeletal muscles are _______.
Anonymous Quiz
32%
🌟 adrenergic
68%
🌟cholinergic