OF NURSING BIOS 252 EXAM WITH
CORRECT SOLUTIONS (2026-2027
UPDATED) GRADED A+
1. What does the spinal cord pass through?
A. Foramen ovale
B. Foramen magnum
C. Foramen rotundum
D. Foramen spinosum - ANSWER-B. Foramen magnum
2. Which is not considered a region of the spinal cord?
A. Thoracic
B. Cervical
C. Lumbar
D. Pelvic - ANSWER-D. Pelvic
3. Concerning the spinal cord, where is the epidural space?
A. Between the two layers of the dura
B. External to the dura mater
C. Between the arachnoid and dura maters
D. Between the arachnoid and pia maters - ANSWER-B.
External to the dura mater
4. Which of the following is not considered a spinal meninge?
A. Dura mater
B. Arachnoid mater
C. Vertebral mater
D. Pia mater - ANSWER-C. Vertebral mater
5. Concerning the spinal cord, the subdural space is a real space
in which the CSF circulates.
, A. True
B. False - ANSWER-B. False
6. The bundle of nerves inferior to the conus medullaris of the
spinal cord is called what?
A. Cauda equina
B. Posterior median sulcus
C. Lumbar enlargement
D. Cervical enlargement - ANSWER-A. Cauda equina
7. What is the filum terminale formed from?
A. Dura mater
B. Arachnoid mater
C. Pia mater
D. Spinal nerves - ANSWER-C. Pia mater
8. In which segment of the spinal cord can we find the lateral
horn?
A. Cranial
B. Thoracic
C. Coccygeal
D. Cervical - ANSWER-B. Thoracic
9. The tapered inferior end of the spinal cord forms what?
A. Conus medullaris
B. Cauda equina
C. Filum terminale
D. Denticulate ligaments - ANSWER-A. Conus medullaris
10. In the spinal cord, nerve tracts or funiculi make up what?
A. Central canal
B. Gray horns
C. Gray commissure
D. White columns - ANSWER-D. White columns
, 11. Sensory information from proprioceptors about joint and
muscle positions is carried to the brain by what?
A. Reticulospinal tract
B. Anterolateral system (spinothalamic tracts)
C. Vestibulospinal tract
D. Spinocerebellar tracts - ANSWER-D. Spinocerebellar
tracts
12. Jessica (she/her) sustained damage to her spinal cord in a
car accident. She has no difficulty moving her arm but has lost
some sensation in her arm. What part of her spinal cord must
have been injured?
A. Lateral horn of spinal gray matter
B. Posterior horn of spinal gray matter
C. Corticospinal tract of spinal white matter
D. Anterior horn of spinal gray matter - ANSWER-B. Posterior
horn of spinal gray matter
13. Where are the cell bodies of lower motor neurons (LMN)
located?
A. Motor area of the cerebral cortex
B. Brainstem
C. Anterior horn of spinal gray matter
D. Dorsal horn of spinal gray matter - ANSWER-C. Anterior
horn of spinal gray matter
14. Gary (he/him) experienced damage to a sensory neuron in
the peripheral nervous system. Which neuron sustained
damage?
A. Third-order neuron
B. First-order neuron
C. Second-order neuron
D. Interneuron - ANSWER-B. First-order neuron