Which part of the autonomic nervous system has very short pre-ganglionic axons a

Question

Which part of the autonomic nervous system has very short pre-ganglionic axons and longer post-ganglionic axons? a. The parasympathetic b. The sympathetic c. The general visceral d. The Somatic Which part of the autonomic nervous system routes through the cranial and sacral region of the spine? a. The parasympathetic b. The sympathetic c. The general visceral d. The Somatic Which organ does NOT have dual innervation from both the sympathetic and parasympathetic nervous systems? a. Genitals b. Heart c. Liver d. Arrector pili muscles What is the transparent covering on the anterior of the eye? a. The cornea b. The conjunctiva c. The sclera d. The palpebrae Which extrinsic ocular muscle will route the eye inferiorly? a. The inferior rectus b. The lateral rectus c. The superior oblique d. The superior rectus Which cranial nerve innervates the lateral rectus muscle? a. Optic b. Trochlear c. Abducens d. Hypoglossal What is the inner, light sensitive layer of the eye called? a. The sclera b. Choroid c. Retina d. Fovea centralis

Explanation / Answer

14. Sympathetic

The shorter preganglionic neurons from the thoracolumbar region to a ganglion, the long postganglionic neurons extend across the most body.

15. Parasympathetic

The parasympathetic begin at the cranial nerves and sacral region of spinal cord

16. Arrector Pili Muscle

Composed of a bundle of smooth muscle fibers having several follicles and is innervated by the sympathetic branch of the ANS.

17.The Cornea

The anterior portion of the outer of the eye is covered by transparent cornea.

18. inferior rectus

19. Abducens

innervated by the abducens nerve, cranial nerve VI

20. retina

The retina, third and inner coat of eye and is a light-sensitive layer of tissue.

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