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Exam 1/2 Anatomy and Physiology: Nervous System Part 1

Anatomy and Physiology50 CardsCreated 3 months ago

This deck covers key concepts related to the nervous system, including the brain's structure, functions of different lobes, and components of the central and peripheral nervous systems.

What are the components of the brain stem?

Medulla oblongata; Pons; Midbrain
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Key Terms

Term
Definition
What are the components of the brain stem?
Medulla oblongata; Pons; Midbrain
What are the components of the diencephalon?
Thalamus; Hypothalamus
The _____ is the most inferior portion of the brain stem.
Medulla
The _____ nervous system is made up of sensory, (somatic) motor, and (autonomic) connective nerves.
Peripheral
Sensory nerves are afferent or efferent?
Afferent
Somatic nerves are also known as ___ nerves?
Motor

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TermDefinition
What are the components of the brain stem?
Medulla oblongata; Pons; Midbrain
What are the components of the diencephalon?
Thalamus; Hypothalamus
The _____ is the most inferior portion of the brain stem.
Medulla
The _____ nervous system is made up of sensory, (somatic) motor, and (autonomic) connective nerves.
Peripheral
Sensory nerves are afferent or efferent?
Afferent
Somatic nerves are also known as ___ nerves?
Motor
The somatic nervous system regulates?
Voluntary activities
The automatic nervous system controls?
Involuntary body functions
Which nervous system controls smooth muscle?
Autonomic
_____ lobe of the brain controls motor function.
Frontal
What part of the brain is responsible for emotion?
Prefrontal cortex
Which lobe of the brain is responsible for hearing?
Temporal
Which lobe of the brain is the primary sensory lobe?
Parietal
What occurs in the central sulcus?
Sensory information turing into motor
Which lobe is responsible for vision?
Occipital
There are ____pairs of nerves?
43
____ pairs of nerves originate from the brain?
12
____ pairs of nerves originate from spinal cord.
31
What are the components of the central nervous system?
Brain,brain stem, and spinal cord
What are the functions of the medulla?
ALL VITALS EXPECT FOR TEMP; Anything up/down throat
Which part of the brain houses the sleep and respiratory center?
Pons
____ is a cluster of grey matter located outside of the central nervous system.
Ganglia
_____ is the preganglionic neurotransmitter for parasympathetic.
Acetylcholine
_____ is the post ganglionic neurotransmitter for parasympathetic.
Acetylcholine
is the post ganglionic neurotrasmitter for sympathetic.
Nor-Epi
What are crainal nerves responsible for?
Parasympathetic
Parasympathetic is also known as?
Cholinergic
Sympathetic is also known as?
Adrenergic
Musterin is a want to be _ drug.
Cholinergic
Nicotinic is a want to be_ drug.
Adrenergic
The _ relays information from the cerebrum to cerebellum.
Pons
The _ is the smallest region of the brain stem.
Midbrain
A group of nuclei scattered throughout the brain stem is known as?
Reticular Formation
____ are clusters of gray matter found in CNS.
Nuclei
What is the function of the reticular formation?
Sleep-wake cycle and in maintaining consciousness
The _ is found between the brain stem and cerebrum.
Diencephalon
What are the two parts of the diencephalon?
Thalamus | Hypothalamus
Which part of the diencephalon receives sensory input and relays impulses to the cerebral cortex?
Thalamus
Which part of the diencephalon influences mood, general body movements, and strong emotions?
Thalamus
The _ is the "gate keeper" to the cerebrum.
Hypothalamus
Which part of the diencephalon is responsible for temperature regulation, sexual activity, hormonal cycles?
Hypothalamus
What is included in the limbic system ?
Portions of cerebrum and diencephalon
The limbic system influences?
Emotions; Motivation; Mood; Sensations of pain and pleasure
The _ is the second largest part of the human brain.
Cerebellum
The major functions of the cerebellum include:
Maintenance of posture; Maintenance of equilibrium; Fine coordination and precise control of muscle movements
Central _ matter consists of nerve cell bodies and dendrites.
Gray
Peripheral _ matter consists of nerve tracts.
White
____ root conveys afferent nerve processes to the cord.
Dorsal
root conveys efferent nerve processes away from the cord.
Ventral
___ root ganglia contains the cell bodies of sensory neurons.
Dorsal