Biol. 1611 R. Seci Practice Questions-Esam -The phrenic nerve arises frem the pl
ID: 3479956 • Letter: B
Question
Biol. 1611 R. Seci Practice Questions-Esam -The phrenic nerve arises frem the pletus, and innmates the Cervical, diaphragm b Sacral, lewer kg c. Lumbar, thigh. d Thoracic, ribs Which of the following lists the parts of a refles are in the correct sequence Receptor, sensery ncuron, mstor neuron, asseciation neuron,effector b Emeeter, receptee, seasory seure. melir Bewre·association aerea. EfSectat sensory neuren d Receptose, semsory scurea, association neuren, metor neuron, effecter. ·Occipital. al stimuli are interpreted in which lobe ef the brain? Frostal c. Temporal The principal relay statien for sensory impulse as they pass to the eerebral Corpus callosum b Hypethalamus The oculometor merve originales in the: Midbrain. Medulla eblongata. The degree of mascle stretch is detected by: aTendon b Muscle spindles e. Meissner's corpuscles d Free nerve endings The vestibelecochlear nerve (Vill) receves sensery information about:Explanation / Answer
Question 1
Answer is A
The Phrenic nerve arises from the Cervical plexus and innervates diaphragm.
The phrenic nerve which is originated at the level of C3- C5. It travels between the heart and lungs and innervate diaphragm. It is essential for breathing. there are two phrenic nerves i.e left and right. the nerve arises from 4 th cervical is more important.
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