Anatomy & Physiology Chapter 14 Quiz

Questions and Answers

Which of the following cranial nerves is classified as a mixed nerve?

Optic nerve (II)

Olfactory nerve (I)

Abducens nerve (VI)

Vagus nerve (X) (correct)

Which of the following cranial nerves relays information regarding hearing, motion and balance?

Optic nerve (II)

Vestibulocochlear nerve (VIII) (correct)

Accessory nerve (XI)

Olfactory nerve (I)

Which of the following cranial nerves innervates the tongue musculature?

Trigeminal nerve (V)

Glossopharyngeal nerve (IX)

Hypoglossal nerve (XII) (correct)

Facial nerve (VII)

After suffering a stroke, Mary finds that she cannot move her right arm. This would suggest that the stroke damage is in the area of the ________ lobe.

Left frontal Signup and view all the answers

Which of these is not a property of cerebrospinal fluid (CSF)?

It is produced at the arachnoid granulations Signup and view all the answers

The largest component of the diencephalon is the?

Thalamus Signup and view all the answers

Which of these is not a property of the limbic system?

It regulates body temperature Signup and view all the answers

Which electroencephalogram (EEG) waveform is characteristic of a resting, healthy adult?

Alpha waves Signup and view all the answers

A person with a damaged visual association area may be?

Able to see letters but unable to associate them into words Signup and view all the answers

Which of these statements about the medulla oblongata is true?

Both B and C Signup and view all the answers

Olfactory receptors send axons through the cribriform plate and synapse on neurons in the?

Olfactory bulb Signup and view all the answers

In the adult brain, which is the largest region?

Cerebrum Signup and view all the answers

The tracts that connect the cerebellum to the brain stem are located in the?

Pons Signup and view all the answers

Autonomic centers that control blood pressure, heart rate, and digestion are located in the?

Medulla oblongata Signup and view all the answers

Sensory information is processed and relayed to the cerebrum by the?

Thalamus Signup and view all the answers

A neural cortex is found on the surface of the?

Cerebrum Signup and view all the answers

The ________ provides the principal link between the nervous and endocrine systems.

Hypothalamus Signup and view all the answers

The thin partition that separates the first and second ventricles is the?

Septum pellucidum Signup and view all the answers

The CSF leaves the CNS and enters the circulation at the?

Arachnoid granulations Signup and view all the answers

The CSF circulates within the?

Subarachnoid space Signup and view all the answers

Specialized ________ cells form the secretory component of the choroid plexus.

Ependymal Signup and view all the answers

Which of the following is a property of the blood-brain barrier?

It is absent in portions of the hypothalamus Signup and view all the answers

Cerebrospinal fluid?

Is secreted by ependymal cells Signup and view all the answers

What contains a spider web-like network of cells and fibers through which cerebrospinal fluid flows?

Subarachnoid space Signup and view all the answers

The control of heart rate and blood pressure is based in the?

Medulla oblongata Signup and view all the answers

The respiratory rhythmicity center is located in the?

Medulla oblongata Signup and view all the answers

The cardiovascular reflexes are based in the?

Medulla oblongata Signup and view all the answers

Making rapid postural adjustments is a major function of the?

Cerebellum Signup and view all the answers

The huge, highly branched neurons known as Purkinje cells are found in the?

Cerebellar cortex Signup and view all the answers

The cerebellum?

All of the answers are correct Signup and view all the answers

The white matter of the cerebellum forms the?

Arbor vitae Signup and view all the answers

Injury to this center in the mesencephalon may lead to Parkinson's disease.

Substantia nigra Signup and view all the answers

Stimulation of the reticular formation results in?

Increased consciousness Signup and view all the answers

Damage to the corpora quadrigemina would interfere with?

Visual and auditory reflex movements of the head and neck Signup and view all the answers

Which structure connects the left and right cerebral hemispheres?

Corpus callosum Signup and view all the answers

Which structure secretes the hormone melatonin?

Pineal gland Signup and view all the answers

Which of the following structures is part of the limbic system?

Fornix Signup and view all the answers

Which of the following is a function of the diencephalon?

To regulate body temperature Signup and view all the answers

Which of the following is a function of the hypothalamus?

Secretes oxytocin Signup and view all the answers

The optic tracts carry visual information from the retina to the?

Lateral geniculates Signup and view all the answers

The ________ relay auditory information to the auditory cortex.

Medial geniculates Signup and view all the answers

Joe begins to experience mood swings and disturbed thirst and hunger. Imaging studies indicate that a brain tumor is the likely cause of these disorders. In what part of the brain is the tumor most likely located?

Hypothalamus Signup and view all the answers

Ependymal cells work to?

Surround the capillaries of the choroid plexus Signup and view all the answers

The cerebellar hemispheres are separated by a band of cortex called the?

Vermis Signup and view all the answers

The cerebrum is divided into two hemispheres by the?

Longitudinal fissure Signup and view all the answers

Damage to the substantia nigra causes a decrease in the neurotransmitter dopamine. This causes a gradual, generalized increase in muscle tone, which is the main symptom of?

Parkinson's disease Signup and view all the answers

Divisions of the cerebral hemispheres that are named after the overlying skull bones are?

Lobes Signup and view all the answers

The corpus callosum is composed of?

Commissural fibers Signup and view all the answers

The visual cortex is located in the?

Occipital lobe Signup and view all the answers

The auditory cortex is located in the?

Temporal lobe Signup and view all the answers

Parkinson's disease is the result of?

Inadequate production of dopamine by substantia nigra neurons Signup and view all the answers

After suffering a blow to the back of the head, Phil loses his vision. The blow probably caused damage to the?

Occipital lobe Signup and view all the answers

The general interpretive area?

Allows us to interpret what is read or heard Signup and view all the answers

The highest levels of information processing occur in the?

Cerebrum Signup and view all the answers

________ centers receive information from many association areas and direct extremely complex motor activities such as speech.

Integrative Signup and view all the answers

Bob is struck on the left side of the head and is knocked unconscious. When he recovers consciousness, he can hear individual words but cannot understand the meaning of phrases or sentences. This implies damage to his?

General interpretive area Signup and view all the answers

________ is a temporary cerebral disorder accompanied by abnormal movements, unusual sensations, and/or inappropriate behavior.

A seizure Signup and view all the answers

________ is a disorder affecting the ability to speak or read.

Aphasia Signup and view all the answers

The only sensation that is received directly by the cerebrum is?

Olfaction Signup and view all the answers

Gustatory information reaches the brain by way of?

Cranial nerve IX Signup and view all the answers

________ is a condition resulting from inflammation of a facial nerve.

Bell's palsy Signup and view all the answers

There are ________ pairs of cranial nerves.

12 Signup and view all the answers

Which sensation(s) does the vestibulocochlear nerve carry?

Hearing and equilibrium Signup and view all the answers

Difficulty in swallowing may be a sign of damage to which cranial nerve(s)?

Glossopharyngeal and vagus Signup and view all the answers

The tympanic reflex?

Restricts movement of auditory ossicles Signup and view all the answers

Study Notes

Cranial Nerves

The vagus nerve (X) is a mixed nerve, meaning it has both sensory and motor functions.
The vestibulocochlear nerve (VIII) is responsible for relaying information related to hearing, motion, and balance.
The hypoglossal nerve (XII) innervates the musculature of the tongue.

Brain Anatomy and Function

Damage to the left frontal lobe can impair motor control of the right arm, as seen in stroke patients.
The thalamus is the largest component of the diencephalon and plays a key role in processing and relaying sensory information to the cerebrum.
The medulla oblongata contains centers for respiration and autonomic functions like heart rate and blood pressure control.
The largest region of the adult brain is the cerebrum.

Cerebrospinal Fluid (CSF)

CSF is secreted by ependymal cells and circulates in the subarachnoid space.
It exits the CNS at the arachnoid granulations and is produced in the choroid plexus.
CSF properties include maintaining the brain’s environment and providing cushioning.

The limbic system does not regulate body temperature, which is a function of the hypothalamus.
The fornix is a structure within the limbic system that plays a role in memory and emotion.
The hypothalamus serves as the primary link between the nervous and endocrine systems, producing hormones like ADH and oxytocin.

Cerebellum and Motor Function

The cerebellum is essential for coordinating movements and making rapid postural adjustments.
Purkinje cells, located in the cerebellar cortex, are highly branched neurons integral to motor control.
The white matter of the cerebellum is known as the arbor vitae.

Neurotransmission and Disorders

Parkinson's disease results from inadequate dopamine production by neurons in the substantia nigra.
Symptoms of damage to the general interpretive area include the inability to understand complex verbal communication.
Aphasia refers to difficulties in speaking or reading, affecting language comprehension and production.

Vision and Auditory Processing

The visual cortex is located in the occipital lobe, and the auditory cortex is in the temporal lobe.
The optic tracts relay visual information to the lateral geniculates, while auditory information is sent to the medial geniculates.

Cranial Nerve Functions

The vestibulocochlear nerve carries sensations related to hearing and equilibrium.
Glossopharyngeal and vagus nerves are associated with swallowing; damage can lead to difficulties in this function.

Miscellaneous Key Facts

There are 12 pairs of cranial nerves in total.
CSF flows through a network within the subarachnoid space, providing a protective environment for the brain and spinal cord.
Bell's palsy is a condition resulting from facial nerve inflammation, affecting facial muscle control.

Integration and Information Processing

Integrative centers in the brain process information from multiple association areas to coordinate complex motor activities such as speech and movement.
The highest levels of information processing occur in the cerebrum, facilitating advanced cognitive functions.

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Test your knowledge on cranial nerves with this flashcard quiz from Anatomy & Physiology Chapter 14. Each card focuses on important nerves and their functions, such as mixed nerve classification and roles in hearing and balance. Challenge yourself and enhance your understanding of human anatomy.

Anatomy & Physiology Chapter 14 Quiz

Questions and Answers

Which of the following cranial nerves is classified as a mixed nerve?

Which of the following cranial nerves relays information regarding hearing, motion and balance?

Which of the following cranial nerves innervates the tongue musculature?

After suffering a stroke, Mary finds that she cannot move her right arm. This would suggest that the stroke damage is in the area of the ________ lobe.

Which of these is not a property of cerebrospinal fluid (CSF)?

The largest component of the diencephalon is the?

Which of these is not a property of the limbic system?

Which electroencephalogram (EEG) waveform is characteristic of a resting, healthy adult?

A person with a damaged visual association area may be?

Which of these statements about the medulla oblongata is true?

Olfactory receptors send axons through the cribriform plate and synapse on neurons in the?

In the adult brain, which is the largest region?

The tracts that connect the cerebellum to the brain stem are located in the?

Autonomic centers that control blood pressure, heart rate, and digestion are located in the?

Sensory information is processed and relayed to the cerebrum by the?

A neural cortex is found on the surface of the?

The ________ provides the principal link between the nervous and endocrine systems.

The thin partition that separates the first and second ventricles is the?

The CSF leaves the CNS and enters the circulation at the?

The CSF circulates within the?

Specialized ________ cells form the secretory component of the choroid plexus.

Which of the following is a property of the blood-brain barrier?

Cerebrospinal fluid?

What contains a spider web-like network of cells and fibers through which cerebrospinal fluid flows?

The control of heart rate and blood pressure is based in the?

The respiratory rhythmicity center is located in the?

The cardiovascular reflexes are based in the?

Making rapid postural adjustments is a major function of the?

The huge, highly branched neurons known as Purkinje cells are found in the?

The cerebellum?

The white matter of the cerebellum forms the?

Injury to this center in the mesencephalon may lead to Parkinson's disease.

Stimulation of the reticular formation results in?

Damage to the corpora quadrigemina would interfere with?

Which structure connects the left and right cerebral hemispheres?

Which structure secretes the hormone melatonin?

Which of the following structures is part of the limbic system?

Which of the following is a function of the diencephalon?

Which of the following is a function of the hypothalamus?

The optic tracts carry visual information from the retina to the?

The ________ relay auditory information to the auditory cortex.

Joe begins to experience mood swings and disturbed thirst and hunger. Imaging studies indicate that a brain tumor is the likely cause of these disorders. In what part of the brain is the tumor most likely located?

Ependymal cells work to?

The cerebellar hemispheres are separated by a band of cortex called the?

The cerebrum is divided into two hemispheres by the?

Damage to the substantia nigra causes a decrease in the neurotransmitter dopamine. This causes a gradual, generalized increase in muscle tone, which is the main symptom of?

Divisions of the cerebral hemispheres that are named after the overlying skull bones are?

The corpus callosum is composed of?

The visual cortex is located in the?

The auditory cortex is located in the?

Parkinson's disease is the result of?

After suffering a blow to the back of the head, Phil loses his vision. The blow probably caused damage to the?

The general interpretive area?

The highest levels of information processing occur in the?

________ centers receive information from many association areas and direct extremely complex motor activities such as speech.

Bob is struck on the left side of the head and is knocked unconscious. When he recovers consciousness, he can hear individual words but cannot understand the meaning of phrases or sentences. This implies damage to his?

________ is a temporary cerebral disorder accompanied by abnormal movements, unusual sensations, and/or inappropriate behavior.

________ is a disorder affecting the ability to speak or read.

The only sensation that is received directly by the cerebrum is?

Gustatory information reaches the brain by way of?

________ is a condition resulting from inflammation of a facial nerve.

There are ________ pairs of cranial nerves.

Which sensation(s) does the vestibulocochlear nerve carry?

Difficulty in swallowing may be a sign of damage to which cranial nerve(s)?

The tympanic reflex?

Study Notes

Cranial Nerves

Brain Anatomy and Function

Cerebrospinal Fluid (CSF)

Limbic System and Related Structures

Cerebellum and Motor Function

Neurotransmission and Disorders

Vision and Auditory Processing

Cranial Nerve Functions

Miscellaneous Key Facts

Integration and Information Processing

Studying That Suits You

Description