Biology

Nervous System Physiology

1,959 Questions

Enhance your knowledge of human neurobiology through questions on nervous system physiology. The topics cover brain anatomy, sensory modalities, and the neural mechanisms controlling speech and language. This resource is ideal for students preparing for medical and general science exams.

Brain anatomy and regionsNeural mechanismsLanguage processingSensory functions

Nervous System Physiology Questions

Multiple choice biology transport in mammals regulation of the activity of heart drug, tobacco and alcohol consumption community health and hygiene

Electric potential of various parts of brain is recorded by an instrument called as

  1. Sphygmomanometer

  2. Electrocardiography

  3. Electroencephalography

  4. CT Scan
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

An electroencephalogram (EEG) is a test that detects electrical activity in the brain using small, flat metal discs (electrodes) attached to scalp. 

Multiple choice biology life processes: control and coordination nervous system in animals structure of neuron structure and function of neuron

Which of the following chemical is released in synapse?

  1. Acetylcholine

  2. Choline

  3. Acetyl CoA

  4. None of the above
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Neurotransmitters are the chemicals that transmit the nerve impulse across the synapse. Acetylcholine is the neurotransmitter produced by cholinergic neuron. It is secreted by both pre- and post-ganglionic parasympathetic cholinergic neurons in synapse.

Thus, the correct answer is option A.

Multiple choice

Which part of the brain is primarily responsible for language processing?

  1. Frontal lobe

  2. Parietal lobe

  3. Temporal lobe

  4. Occipital lobe
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The temporal lobe, particularly the left temporal lobe in most people, is the primary brain region responsible for language processing. It contains areas such as Wernicke's area and Broca's area, which are involved in language comprehension and production, respectively.

Multiple choice

Which language area of the brain is responsible for understanding the meaning of words?

  1. Wernicke's area

  2. Broca's area

  3. Angular gyrus

  4. Supramarginal gyrus
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Wernicke's area, located in the posterior superior temporal gyrus, is primarily responsible for language comprehension, including understanding the meaning of words and sentences.

Multiple choice

Which brain region is involved in the production of speech?

  1. Frontal lobe

  2. Parietal lobe

  3. Temporal lobe

  4. Occipital lobe
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The frontal lobe, particularly Broca's area in the left hemisphere, is involved in speech production. It is responsible for planning and executing the movements necessary for speaking.

Multiple choice

Which language area of the brain is responsible for the ability to name objects?

  1. Wernicke's area

  2. Broca's area

  3. Angular gyrus

  4. Supramarginal gyrus
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The angular gyrus, located at the junction of the parietal and temporal lobes, is involved in various language functions, including the ability to name objects.

Multiple choice

Which brain region is involved in the processing of syntax?

  1. Frontal lobe

  2. Parietal lobe

  3. Temporal lobe

  4. Occipital lobe
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The frontal lobe, particularly the left inferior frontal gyrus, is involved in the processing of syntax, which is the set of rules that govern the structure of sentences.

Multiple choice

Which language area of the brain is responsible for the ability to produce fluent speech?

  1. Wernicke's area

  2. Broca's area

  3. Angular gyrus

  4. Supramarginal gyrus
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Broca's area, located in the left inferior frontal gyrus, is primarily responsible for speech production, including the ability to produce fluent speech.

Multiple choice

Which brain region is involved in the processing of semantics?

  1. Frontal lobe

  2. Parietal lobe

  3. Temporal lobe

  4. Occipital lobe
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The temporal lobe, particularly the left temporal lobe, is involved in the processing of semantics, which is the meaning of words and sentences.

Multiple choice

Which ventricle is located in the midline of the brain, between the cerebral hemispheres?

  1. Lateral Ventricles

  2. Third Ventricle

  3. Fourth Ventricle
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The third ventricle is a narrow, slit-like ventricle located between the two lateral ventricles and connects them to the fourth ventricle.

Multiple choice

Which ventricle is located at the base of the brain, below the cerebellum?

  1. Lateral Ventricles

  2. Third Ventricle

  3. Fourth Ventricle
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The fourth ventricle is a diamond-shaped ventricle located at the base of the brain and connects to the central canal of the spinal cord.

Multiple choice

Which ventricle is responsible for producing the majority of the cerebrospinal fluid?

  1. Lateral Ventricles

  2. Third Ventricle

  3. Fourth Ventricle
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The lateral ventricles, located within the cerebral hemispheres, are the primary sites of cerebrospinal fluid production.

Multiple choice

Which structure connects the third and fourth ventricles?

  1. Foramen of Monro

  2. Aqueduct of Sylvius

  3. Foramen of Luschka
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

The aqueduct of Sylvius, also known as the cerebral aqueduct, connects the third and fourth ventricles.

Multiple choice

Which foramen connects the fourth ventricle to the subarachnoid space?

  1. Foramen of Monro

  2. Aqueduct of Sylvius

  3. Foramen of Magendie
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The foramen of Magendie is one of the three foramina that connect the fourth ventricle to the subarachnoid space.