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STEM 6a - Physiology > Lesson 25.2 Central Nervous System > Flashcards

Lesson 25.2 Central Nervous System Flashcards

1
Q

The _______________ is composed of the brain and the spinal cord.

A

central nervous system

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2
Q

central nervous system

A

The central nervous system is composed of the brain and the spinal cord.

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3
Q

Main functions of the central nervous system

A

○ control actions and thoughts
○ interpret stimuli
○ memory

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4
Q

It is an organ that occupies the inside of the skull. It is the functional center of the nervous system.

A

The Brain

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5
Q

The Brain

A

It is an organ that occupies the inside of the skull. It is the functional center of the nervous system.

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6
Q

The brain is subdivided into four parts

A

brain stem, cerebrum, cerebellum, and diencephalon.

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7
Q

Cerebrum is divided into lobes

A

○Frontal lobe
○Temporal lobe
○Parietal lobe
○Occipital lobe

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8
Q

__________ is responsible for motor skills, cognition, and reasoning.

A

Frontal lobe (Cerebrum)

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9
Q

Frontal lobe

A

is responsible for motor skills, cognition, and reasoning. (Cerebrum)

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10
Q

Parietal lobe

A

is responsible for touch and processing of sensory signals. (Cerebrum)

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11
Q

___________ is responsible for touch and processing of sensory signals.

A

Parietal lobe (Cerebrum)

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12
Q

____________ is associated with hearing, memory, and speech.

A

Temporal lobe (Cerebrum)

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13
Q

Temporal lobe

A

is associated with hearing, memory, and speech (Cerebrum)

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14
Q

_____________ interprets visuals and colors.

A

Occipital lobe (Cerebrum)

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15
Q

Occipital lobe

A

interprets visuals and colors. (Cerebrum)

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16
Q

_________ is divided into left and right hemispheres by the __________. Right hemisphere controls the left side of the body; left hemisphere controls the right side of the body.

A

Cerebrum, corpus callosum

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17
Q

The ______________ is located at the frontal lobe’s dorsal side. This is in charge of planning and generating movements.

A

primary motor cortex (Cerebrum)

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18
Q

primary motor cortex

A

is located at the frontal lobe’s dorsal side. This is in charge of planning and generating movements. (Cerebrum)

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19
Q

The ______________________ is located at the postcentral gyrus. This is in charge of receiving sensory inputs from the body.

A

primary somatosensory cortex (Cerebrum)

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20
Q

primary somatosensory cortex

A

is located at the postcentral gyrus. This is in charge of receiving sensory inputs from the body. (Cerebrum)

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21
Q

It consists of the medulla oblongata, pons, and the mesencephalon, and it is structurally continuous with the spinal cord.

A

Brain Stem

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22
Q

Brain Stem

A

It consists of the medulla oblongata, pons, and the mesencephalon, and it is structurally continuous with the spinal cord.

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23
Q

controls involuntary activities of various internal organs. Like breathing, heartbeat, cardiovascular functions, and digestion.

A

Medulla oblongata (Brain Stem)

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24
Q

Medulla oblongata

A

controls involuntary activities of various internal organs. like breathing, heartbeat, cardiovascular functions, and digestion. (Brain Stem)

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25
Q

_______________ or midbrain contains nerve paths that connect the cerebral hemispheres with the medulla oblongata.

A

Mesencephalon (Brain Stem)

26
Q

Mesencephalon

A

Mesencephalon or midbrain contains nerve paths that connect the cerebral hemispheres with the medulla oblongata. (Brain Stem)

27
Q

_____________________ is a group of nuclei and is scattered along the brainstem. It regulates sleep, formation of sensory habits, controls motor actions and pain.

A

Reticular formation (Brain Stem)

28
Q

Reticular formation

A

is a group of nuclei and is scattered along the brainstem. It regulates sleep, formation of sensory habits, controls motor actions and pain. (Brain Stem)

29
Q

This is second largest part of the brain found behind the cerebrum. It is responsible for fine-tuning the body and limb movements, and maintains the body balance.

A

Cerebellum

30
Q

Cerebellum

A

This is second largest part of the brain found behind the cerebrum. It is responsible for fine-tuning the body and limb movements, and maintains the body balance.

31
Q

It is located between the cerebrum and the midbrain. It is also known as the posterior of the forebrain.

A

Diencephalon

32
Q

Diencephalon

A

It is located between the cerebrum and the midbrain. It is also known as the posterior of the forebrain.

33
Q

Diencephalon parts includes

A

○thalamus
○epithalamus
○subthalamus
○hypothalamus

34
Q

_____________ receives information from the sensory organs and delivers that information to the cerebrum for other processes.

A

Thalamus (Diencephalon)

35
Q

Thalamus

A

receives information from the sensory organs and delivers that information to the cerebrum for other processes. (Diencephalon)

36
Q

Epithalamus

A

is in charge of secreting some hormones, as well as aiding in the control of emotions and movement. (Diencephalon)

37
Q

____________ is in charge of secreting some hormones, as well as aiding in the control of emotions and movement.

A

Epithalamus (Diencephalon)

38
Q

______________ is connected to the thalamus. It helps in controlling muscle responses.

A

Subthalamus (Diencephalon)

39
Q

Subthalamus

A

is connected to the thalamus. It helps in controlling muscle responses. (Diencephalon)

40
Q

________________ is the site of hunger, thirst, anger, and internal body temperature.

A

Hypothalamus (Diencephalon)

41
Q

Hypothalamus

A

is the site of hunger, thirst, anger, and internal body temperature. (Diencephalon)

42
Q

The Spinal Cord

A

It is a long, thin mass of bundled neurons enclosed by the bones of the spine called vertebrae. It is located at the base of the brain stem and runs the entire upper body. This serves as a bridge between the CNS and the PNS. It is responsible for delivering messages from the CNS to PNS and vice versa.

43
Q

It is a long, thin mass of bundled neurons enclosed by the bones of the spine called ___________. It is located at the base of the brain stem and runs the entire upper body. This serves as a bridge between the CNS and the PNS. It is responsible for delivering messages from the CNS to PNS and vice versa.

A

The spinal cord, vertebrae

44
Q

How many segments are there in the spinal cord

A

31

45
Q

How many segments in cervical

A

8

46
Q

The __________ segment is found at the level of the hips.

A

Sacral

47
Q

How many segments in thoracic

A

12

48
Q

How many segments in lumbar

A

5

49
Q

How many segments in sacral

A

5

50
Q

How many segments in caudal

A

1

51
Q

____________ are membranes that protect against shock, dehydration, and injury, and provide support for the nervous system. They coat the brain and spinal cord.

A

Meninges (Spinal Cord)

52
Q

Meninges

A

are membranes that protect against shock, dehydration, and injury, and provide support for the nervous system. They coat the brain and spinal cord. (Spinal cord)

53
Q

The Meninges has

A

Dura mater, Arachnoid mater, and Pia mater

54
Q

____________ is the outermost meninx.

A

Dura mater (Meninges)

55
Q

_____________ contains cerebrospinal fluid (CSF).

A

Arachnoid mater (Meninges)

56
Q

_____________ lies under CSF.

A

Pia mater

57
Q

CSF

A

Cerebrospinal fluid

58
Q

It coordinates motor signals and controls life-supporting autonomic functions of the peripheral system. It controls facial nerves for the facial expressions.

A

Brain Stem

59
Q

It coordinates motor signals and controls life-supporting autonomic functions of the peripheral system. It controls facial nerves for the facial expressions.

A

Brain Stem

60
Q

Brain Stem

A

It coordinates motor signals and controls life-supporting autonomic functions of the peripheral system. It controls facial nerves for the facial expressions.

61
Q

Brain Stem

A

It coordinates motor signals and controls life-supporting autonomic functions of the peripheral system. It controls facial nerves for the facial expressions.

STEM 6a - Physiology (8 decks)

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