Synapse

Q.

Question 42
What happens at the synapse between two neurons?

Q.

The junction between two neurons is called as:

1. Cell junction

2. Synapse

3. Neuromuscular junction

4. Neural joint

Q.

What is a synaptic knob?

Q.

Question 2
What happens at the synapse between two neurons?

Q.

Which of the following structures connects the hypothalamus to the anterior lobe of the pituitary gland?

1. Dendrites of the neurohypophysis

2. Axons of neurohypophysis

3. Bands of white fibers from the cerebellar region

4. Hypophyseal portal system

Q.

What is the chemical substance, which transmits impulse from one neuron to another known as? Name one.

Q. Synaptic vesicle is found in

1. Pre-synaptic neuron
2. Post-synaptic neuron
3. Synaptic cleft
4. None of these

Q. In the resting state of the neural membrane, diffusion due to concentration gradients, if allowed would drive

1. $K^{+}$ and $N{a}^{+}$ out of the cell
2. $N{a}^{+}$ into the cell
3. $N{a}^{+}$ out of the cell
4. $K^{+}$ into the cell

Q.

A point of contact between two neurons is termed:

1. Synapsis

2. Neuro motor junction

3. Synapse

Q. A motor unit is best described as -

1. All the nerve fibres and muscle fibres in a single muscle bundle
2. One muscle fibre and its single nerve fibre
3. A single motor neuron and all the muscle fibres that it innervates
4. It is the neuron which carries the message from muscle to CNS

Q.

how many neurons are found in the human body

Q.

Question 32
A junction between two neurons is called

(a) cell junction
(b) neuro muscular junction
(c) neural joint
(d) synapse

Q.

Why there is synaptic gap present between two neurons? Why don't they touch each other?

Q.

What are the synaptic knobs?

Q. Where is it likely that you will find the receptor molecules for chemical signals?

1. In the nucleus of target cells
2. In the interstitial fluid surrounding target cells
3. In the cell membrane of target cells
4. In the cytoplasm of target cells

Q. The gap between two neurons is called

Q.

The junction formed by two neurons is called ______ and they communiacte by releasing a chemical called ______.

1. synapse, hormones

2. axon, hormones

3. synapse, neurotransmitter

4. cell body, neurotransmitter

Q. Identify the parts of a synapse shown below.

1. I. Neurotransmitter, II. Neurotransmitter receptor, III. Pre-synaptic neuron, IV. Neurotransmitter vesicle, V. Post-synaptic neuron
2. I.Neurotransmitter receptor, II.Neurotransmitter, III.Post-synaptic membrane, IV.Neurotransmitter vesicle, V.Pre-synaptic neuron
3. I. Pre-synaptic neuron, II. Post-synaptic neuron, III. Neurotransmitter vesicle, IV. Neurotransmitter receptor, V. Neurotransmitter
4. I. Neurotransmitter vesicle, II. Neurotransmitter, III. Neurotransmitter receptor, IV. Pre-synaptic neuron, V. Post-synaptic neuron

Q.

Define the term synapse.

Q. The chemicals which are released at the synaptic junction are known as

1. Hormones
2. Cerebrospinal fluid
3. Neurotransmitters
4. Lymph

Q. Which structure of nervous system permits a neuron to pass impulse to another neuron?

1. Nerve fiber
2. Axon
3. Dendrites
4. Synapse

Q. The core component of central nervous system is

1. Blood
2. Neurons
3. Ganglia
4. Both A and B

Q.

Connection between axon and dendrite is

1. Synapsis

2. Desmosome

3. Tight junction

4. Synapse

Q. The junction between two neurons is known as ______.​

1. neural joint​
2. synapse​
3. cell junction​

Q. What is synapse? Ina neuron cell how is an electrical impulse created and what is the role of synapse in this context?

Q.

Junction between two neurons is called synapse.

1. True
2. False

Q.

Fill in the blanks with correct words.

Certain chemicals called ________ are stored in the synaptic knob.

Q. Answer the following.
1. Explain cerebrospinal fluid.
2. Explain synapse.
3. Explain the functions of the largest part of the brain.
4. Name the part of the human brain which controls homeostasis.

Q. nerve impulse is conducted when neuron is in depolarized and not repolarization right?

Q. Briefly explain the term synapse.