3Q: nervous system Flashcards

1
Q

the nervous system has three basic functions

A

sensory, integrative, and motor

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1
Q

also connects all body parts by transmitting signals from one part of the body to another. That is why you can react and respond to different situations

A

nervous system

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2
Q

The nervous system is divided into

A

central nervous system (CNS) and the peripheral nervous system (PNS).

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3
Q

serves as the processing area of the nervous system

A

central nervous system

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4
Q

is the part of the nervous system that processes and interprets the signals transmitted to it.

A

brain

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5
Q

serves as the connection from the brain to the rest of the body

A

spinal cord

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6
Q

pns is divided to

A

somatic and the autonomic nervous systems.

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7
Q

includes the motor nerves that connect to the skeletal muscles that function voluntarily.

A

somatic nervous system

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8
Q

which connect the central nervous system to other parts such as the sensory receptor, the muscles, and the body glands

A

spinal nerves

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9
Q

which are responsible for many functions such as smell, sight, chewing, taste, hearing, and even the movement of the tongue, the upper eyelids and the eyeballs, the head, and
the shoulders

A

cranial nerves

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10
Q

regulates the smooth and cardiac muscles as well as other glands. It works involuntarily, which means that it functions independently and is not consciously controlled.

A

autonomic nervous system

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11
Q

which is activated during physical or emotional stress. It can also be stimulated every time we feel fear,
embarrassment, or anger.

A

sympathetic nervous system

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12
Q

which functions whenever the body is at rest and recovery. During these periods, the body conserves and restores energy.

A

parasympathetic nervous system

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13
Q

important part of the nervous system

A

brain

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14
Q

controls the** left** side of the body; controls different skills such as speaking, writing, numerical, and scientific skills, as well as sign language and reasoning

A

left hemisphere

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15
Q

left hemisphere controls: s,w,n,ss,sl,r

A

speaking, writing, numerical, and scientific skills, as well as sign language and reasoning

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16
Q

controls the right side of the body; related to spatial intelligence, pattern and face recognition, as well as musical ability

A

right hemisphere

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17
Q

right hemisphere controls: si, fr, ma

A

spatial intelligence, pattern and face recognition, as well as musical ability

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18
Q

controls some voluntary motor functions, different moods, and sense of smell

A

frontal lobe

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19
Q
  • controls most of the senses such as touch and taste; also responsible for controlling pain, body temperature, and balance
A

parietal lobe

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20
Q

controls the sense of sight

A

occipital lobe

21
Q

controls the sense of smell and hearing; has a role in memory

A

temporal lobe

22
Q

the largest part of the brain; controls your ability to read, write, and speak; also related to your mathematical and musical skills; also deals with your memory

23
Q

helps in the smooth coordination of skeletal muscle contractions; also
regulates body posture and balance

A

cerebellum

24
connects the brain and the spinal cord; consists of three regions
brain stem
25
associated with **heartbeat, breathing, sensations, and reflex control** when a person is **swallowing, vomiting, coughing, hiccupping, and sneezing**.
medulla oblongata
26
has several functions that include the **coordination** of muscular movements and reflexes that direct the movement of the eyes, head, and neck every time we need to look at things around us; also responsible for your **startle reflex**, which happens whenever you are surprised due to loud or noisy sounds
midbrain
27
connects the parts of the brain; also helps **control breathing**
pons
28
also called the neuron, has the ability change a stimulus into an impulse
nerve cell
29
an electric signal that travels in it.
impulse
30
is a change in the environment that causes one to initiate an impulse
stimulus
31
The neuron has three parts, namely,
the cell body, the dendrites, and the axon.
32
contains the nucleus and other cell organelles.
cell body
33
are the **receiving parts** of the neuron.
dendrites
34
transmits impulses to another neuron.
axon
35
also known as the **afferent** neurons; **receive stimuli** and transmit them toward the CNS
sensory neurons
36
known as the **efferent neurons**; carry the impulse **away** from the CNS to the effectors such as the muscles and the glands
motor neurons
37
also called association neurons; responsible for processing the sensory information carried by the sensory neurons and giving a response through the motor neurons
Relay neurons or Interneurons
38
**connect** the **nervous tissues** together
neuroglia, also called glia or glial cells
39
glia means
glue
40
The glia _____ transmit nerve impulses.
cannot
41
, a highly malignant brain tumor that grows rapidly
glioma
42
**Decrease in brain size** that leads to loss of neurons in the brain
alzheimer's disease
43
Huge neuronal discharge in the brain
Epilepsy
44
**Viral infection** in the CNS
Poliomyelitis
45
Nerve degeneration
Myotonic dystrophy
46
Blockage of blood flow or bleeding in the brain arteries
Cerebrovascular accident (CVA) also known as stroke
47
**Intellectua**l deficiency, memory loss, and disoriented thoughts
Alzheimer’s disease
48
Involuntary muscle contraction
Epilepsy
49
Muscle paralysis and degeneration
Poliomyelitis
50
**M**uscle weakness, **d**ysfunction and **v**isual impairment
Myotonic dystrophy
51
Body paralysis
Cerebrovascular accident (CVA) also known as stroke