

MCQOPTIONS
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This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Human Physiology knowledge and support exam preparation. Choose a topic below to get started.
1. |
Nerve fibers are __________ |
A. | Nuclear processes |
B. | Protoplasmic processes |
C. | Endoplasmic process |
D. | Cytoplasmic processes |
Answer» E. | |
2. |
Which of the following cranial nerves does not contain preganglionic parasympathetic fibers? |
A. | Optic II |
B. | Glossopharyngeal IX |
C. | Facial VII |
D. | Oculomotor III |
Answer» B. Glossopharyngeal IX | |
3. |
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 |
Answer» C. They originate in thoracic and lumbar regions of the spinal cord | |
4. |
Which of the following is released by Parasympathetic nervous system? |
A. | Serotonin |
B. | Acetylcholine |
C. | Epinephrine |
D. | Nor epinephrine |
Answer» C. Epinephrine | |
5. |
Targets of the autonomic nervous system include all of the following except __________ |
A. | Cardiac muscle |
B. | Endocrine glands |
C. | Skeletal muscle |
D. | Exocrine glands |
Answer» D. Exocrine glands | |
6. |
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 |
Answer» C. Cerebellum | |
7. |
Catecholamine is derived from __________ |
A. | Acetylcholine |
B. | Tyrosine |
C. | Tryptophan |
D. | Epinephrine |
Answer» C. Tryptophan | |
8. |
Autonomic nervous system affects ______ |
A. | Reflex actions |
B. | Sensory organs |
C. | Visceral organs |
D. | None of the mentioned |
Answer» D. None of the mentioned | |