Bio 253 Exam 2 Practice Questions and Answers (100% Pass)
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Course
Bio 253
Institution
Bio 253
Bio 253 Exam 2 Practice Questions and
Answers (100% Pass)
Dorsal root has what kind of fibers - Answer️️ -Sensory Fibers (afferent)
Venerate Root has what kind of fibers - Answer️️ -motor fibers (efferent)
Significance of the phrenic nerve - Answer️️ -it's housed in the cervical
pl...
Bio 253 Exam 2 Practice Questions and
Answers (100% Pass)
Dorsal root has what kind of fibers - Answer✔️✔️-Sensory Fibers (afferent)
Venerate Root has what kind of fibers - Answer✔️✔️-motor fibers (efferent)
Significance of the phrenic nerve - Answer✔️✔️-it's housed in the cervical
plexus innervates the diaphragm
Which plexus houses the ulnar - Answer✔️✔️-Brachial plexus
The ramus is - Answer✔️✔️-large branches formed after each spinal nerve
emerges from the spinal cavity.
The dorsal ramus supplies somatic motor and sensory fibers to smaller
nerves that innervate the muscles and skin of the posterior surface of the
head, neck, and trunk.
Dermatome - Answer✔️✔️-Region of the skin surface area supplied by
afferent (sensory) fibers of a given spinal nerve
Myotomes movement - Answer✔️✔️-Skeletal muscle or muscles supplied by
efferent (motor) fibers of a given spinal nerve
How many cranial nerves are responsible for eye movement and what are
they - Answer✔️✔️-3 they are Cranial Nerves III, IV, and VI (3,4,6)
cranial nerves - Answer✔️✔️-Oh Olfactory SENSORY
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