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PSU PSYCH 260 Exam 1 already graded A+ 2024/2025 $9.99   Add to cart
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PSU PSYCH 260 Exam 1 already graded A+ 2024/2025
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  • PSY 260

PSU PSYCH 260 Exam 1 already graded A+ 2024/2025

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  • February 28, 2024
  • 8
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers

Subjects

  • psy 260
  • dorsal anstowards the back top when talking abo
  • ipsilateral anssame side of the midline contral
  • sagittal plane ansdivides the body in left and r

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  • PSY 260
  • PSY 260

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PSU PSYCH 260 Exam 1

Dorsal - ANSTowards the back. Top when talking about head.

Rostral - ANSTowards the head. Front when talking about head.

Caudal - ANSTowards the tail. Towards the back when talking about head.

Ventral - ANSTowards Belly. Bottom when talking about head.

Anterior - ANSIn front of

Posterior - ANSIn back of

Inferior - ANSBelow

Superior - ANSAbove

Ipsilateral - ANSSame side of the midline

Contralateral - ANSOpposite sides of the midline

Medial - ANSTowards the midline

Lateral - ANSAway from the midline (sides)

Proximal - ANSCloser to the body

Distal - ANSFarther away from the body

Coronal (frontal) plane - ANSDivides the nervous front to back

Sagittal plane - ANSDivides the body in left and right half

Horizontal (axial, transverse) plane - ANSDivides the brain or body into top and bottom

Meninges - ANSMembranes the cover the CNS. Three Layers: Dura Mater, Arachnoid
(Sub-Arachnoid space), Pia Mater. CSF flows through subarachnoid space

Cerebrospinal Fluid - ANSPlasma-like fluid secreted in ventricles of the brain (choroid plexus).

, Brain Blood Supply - ANSBrain receives blood through the carotid and vertebral arteries. Brain
uses about 15-20% of blood and glucose. Cut off of blood leads to brain damage and eventual
death.

White Matter - ANSDense, made of cell axons (nerve fibers).

Gray Matter - ANSLess dense, made of cell bodies

Spinal Nerves Organization - ANSCervical (8): head, neck, and arms. Thoracic (12): torso.
Lumbar (5): lower back and legs. Sacral (5): back of legs, genitals. Coccygeal (1): hind parts of
skin.

Withdrawal Reflex - ANSBody will move and react in quickly in a jerky motion in order to protect
itself.

Peripheral Nervous System (PNS) - ANSAll nerves that leave from the brain and spinal chord
and extend to and from all parts of the body.

Nuclei - ANSCollection of cell bodies that share a common function.

Hindbrain - ANSConsists of Medulla, Cerebellum, and Pons.

Medulla - ANSFirst spot where brain and spinal chord make contact. Controls breathing, heart
rate, blood pressure.

Pons - ANSHelps with balance and is associated with motion sickness.

Cochlear - ANSSound

Vestibular Nuclei - ANSBalance, motion sickness.

Raphe Nuclei and Locus Coeruleus - ANSMood, arousal, and sleep.

Cerebellum - ANS"Little brain". Controls voluntary movments, muscle tone, balance, speech,
executive functions, and emotion processing. Damage (alcohol, autism) results in low skill
movements.

Midbrain - ANSConsisted of tectum, tegmentum, and cerebral aqueduct.

Substantia Nigra - ANSMotor output pathway. Parkinson's disease: causes tremors, involuntary
movements.

Superior Colliculi - ANSVisual, nerves from eyes

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