Mastering A&P chapter 12

Two terms for the massive motor tracts serving voluntary movement are ________.

pyramidal and corticospinal

How many major regions are contained within the diencephalon?

3

Which part of the diencephalon is connected to the pituitary gland?

Hypothalamus

Which region acts as a relay center for sensory messages ascending to the cerebrum?

Thalamus

Which region of the diencephalon contains the pineal body?

Epithalamus

The pineal body secretes melanocyte stimulating hormone (MSH).

(True or False)

False

The diencephalon is found in between the brain stem and the cerebrum.

(True or false)

True

What structure connects the right and left cerebral hemispheres?

Corpus callosum

Which of the following areas form the central core of the brain?

Thalamus

Where is the arbor vitae located?

Cerebellum

What part of the corpora quadrigemina is clearly observed in a midsagittal section?

Superior colliculus

Which region of the brain is necessary for consciousness?

Cerebrum

How many regions make up the brain stem?

3

Which area of the brain stem is in contact with the spinal cord?

Medulla oblongata

Which region contains the corpora quadrigemina?

midbrain

Which ventricle is located within the brain stem?

fourth ventricle

The foramen magnum marks the border between the medulla oblongata and spinal cord.

(true or false)

true

The inferior colliculi are part of the corpora quadrigemina.

(true or false)

true

The blood-brain barrier is effective against ________.

metabolic waste such as urea

Identify cranial nerve I.

Olfactory nerve

Which of the following areas takes visual information from one side of the body and conveys it to the opposite side?

Optic chiasm

Which of the following structures is not part of the central nervous system?

Optic chiasm
Mammillary body
Optic nerve
Optic tract

optic nerve

Which of the following glands can be observed on the ventral surface of the sheep brain?

Olfactory bulb
Pineal gland
Mammillary body
Pituitary gland

pituitary gland

Which of the following structures attach the pituitary gland to the brain?

Optic chiasm
Hypothalamus
Infundibulum
Pia mater

infundibulum

All three regions of the brain stem can be observed on the ventral surface of the brain.

(true or false)

true

The cerebellum is present on the ventral surface of the sheep brain.

True
False

false

Which ventricles are divided by the septum pellucidum?

lateral ventricles

What type of tissue makes up the cerebral cortex?

gray matter

What is the function of white matter?

Transmits message

The composition of gray matter includes neuron cell bodies.

True
False

true

White matter has a fatty consistency.

False
True

true

The brain is a solid organ that lacks cavities.

True
False

false

Which of the following ventricles is found under the corpus callosum?

Fourth ventricle
Fornix
Lateral ventricles
Third ventricle

lateral ventricle

Which passageway connects the third and fourth ventricles?

cerebral aqueduct

Identify the passageway found in the spinal cord that is continuous with the ventricles.

central canal

Cerebrospinal fluid is produced within the ventricles.

False
True

true

The ventricles are all interconnected.

False
True

true

Mastering A&P chapter 12 - Subjecto.com

Mastering A&P chapter 12

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Two terms for the massive motor tracts serving voluntary movement are ________.

pyramidal and corticospinal

How many major regions are contained within the diencephalon?

3

Which part of the diencephalon is connected to the pituitary gland?

Hypothalamus

Which region acts as a relay center for sensory messages ascending to the cerebrum?

Thalamus

Which region of the diencephalon contains the pineal body?

Epithalamus

The pineal body secretes melanocyte stimulating hormone (MSH).

(True or False)

False

The diencephalon is found in between the brain stem and the cerebrum.

(True or false)

True

What structure connects the right and left cerebral hemispheres?

Corpus callosum

Which of the following areas form the central core of the brain?

Thalamus

Where is the arbor vitae located?

Cerebellum

What part of the corpora quadrigemina is clearly observed in a midsagittal section?

Superior colliculus

Which region of the brain is necessary for consciousness?

Cerebrum

How many regions make up the brain stem?

3

Which area of the brain stem is in contact with the spinal cord?

Medulla oblongata

Which region contains the corpora quadrigemina?

midbrain

Which ventricle is located within the brain stem?

fourth ventricle

The foramen magnum marks the border between the medulla oblongata and spinal cord.

(true or false)

true

The inferior colliculi are part of the corpora quadrigemina.

(true or false)

true

The blood-brain barrier is effective against ________.

metabolic waste such as urea

Identify cranial nerve I.

Olfactory nerve

Which of the following areas takes visual information from one side of the body and conveys it to the opposite side?

Optic chiasm

Which of the following structures is not part of the central nervous system?

Optic chiasm
Mammillary body
Optic nerve
Optic tract

optic nerve

Which of the following glands can be observed on the ventral surface of the sheep brain?

Olfactory bulb
Pineal gland
Mammillary body
Pituitary gland

pituitary gland

Which of the following structures attach the pituitary gland to the brain?

Optic chiasm
Hypothalamus
Infundibulum
Pia mater

infundibulum

All three regions of the brain stem can be observed on the ventral surface of the brain.

(true or false)

true

The cerebellum is present on the ventral surface of the sheep brain.

True
False

false

Which ventricles are divided by the septum pellucidum?

lateral ventricles

What type of tissue makes up the cerebral cortex?

gray matter

What is the function of white matter?

Transmits message

The composition of gray matter includes neuron cell bodies.

True
False

true

White matter has a fatty consistency.

False
True

true

The brain is a solid organ that lacks cavities.

True
False

false

Which of the following ventricles is found under the corpus callosum?

Fourth ventricle
Fornix
Lateral ventricles
Third ventricle

lateral ventricle

Which passageway connects the third and fourth ventricles?

cerebral aqueduct

Identify the passageway found in the spinal cord that is continuous with the ventricles.

central canal

Cerebrospinal fluid is produced within the ventricles.

False
True

true

The ventricles are all interconnected.

False
True

true

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