MCQGeeks
0 : 0 : 1
CBSE
JEE
NTSE
NEET
English
UK Quiz
Quiz
Driving Test
Practice
Games
CBSE
Class 11 Biology
Neural Control And Coordination
Quiz 1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Which one of the followings is the function of parasympathetic nervous system?
0%
Stimulates oil and sweat glands in the skin
0%
Pupil constriction
0%
Acceleration of heart beat
0%
Contraction of hair muscles
Explanation
Pupil constriction
During resting state, fluid outside axon contains
0%
low concentration of K
0%
low concentration of Na
0%
low concentration of Cl
0%
high concentration of Cl
Explanation
low concentration of K
The basic cyclic pattern of inspiration and expiration are established by a respiratory center within the ______.
0%
Cerebellum
0%
Medulla oblongata
0%
Cerebral cortex
0%
Thalamus
Explanation
Medulla oblongata
The cutaneous plexus and the papillary plexus consist of
0%
Specialized cells for cutaneous sensations
0%
A network of arteries to provide dermal supply
0%
A network of nerves to provide dermal sensation
0%
Gland cells that release cutaneous secretions
Explanation
A network of nerves to provide dermal sensation
The generation of excitation-contraction coupling involves all the following events except
0%
Generation of end-plate potential
0%
Release of calcium from troponin
0%
Formation of cross-linkages between actin and myosin
0%
Hydrolysis of ATP to ADP
Explanation
Release of calcium from troponin
Which portion of the brain is responsible for various emotions such as pleasure, fear, and happiness?
0%
Thalamus
0%
Reticular formation
0%
Hypothalamus
0%
Limbic system
Explanation
Limbic system
Vestibular apparatus is made up of three semi circular canals. These canals lies at ____ degree angle to each other.
0%
30
0%
45
0%
60
0%
90
Explanation
90
At a neuromuscular junction, synaptic vesicles discharge ______.
0%
Acetylcholine
0%
Epinephrine
0%
Adrenaline
0%
None of these
Explanation
Acetylcholine
There are ______ pairs of cranial nerves arising from the brain.
0%
8
0%
12
0%
18
0%
25
Explanation
12
When a neuron is in resting state i. e. not conducting any impulse, the axonal membrane is
0%
Comparatively more permeable to K+ ions and nearly impermeable to Na+ ions
0%
Comparatively more permeable to Na+ ions and nearly impermeable to K+ ions
0%
Equally permeable to both Na+ and K+ ions
0%
Impermeable to both Na+ and K+ ions
Explanation
Comparatively more permeable to K+ ions and nearly impermeable to Na+ ions
Which one of the following is the correct statement regarding the particular psychotropic drug specified?
0%
Barbiturates cause relaxation and temporary euphoria
0%
Hashish causes after thought perceptions and hallucinations
0%
Opium stimulates nervous system and causes hallucinations
0%
Morphine leads to delusions and disturbed emotions
Explanation
Hashish causes after thought perceptions and hallucinations
The function of vagus nerve innervating the heart is to
0%
Initiate the heart beat
0%
Reduce the heart beat
0%
Accelerate the heart beat
0%
Maintain constant heart beat
Explanation
Reduce the heart beat
Which of the following nerves is the largest of all the cranial nerves?
0%
Abducens nerve
0%
Oculomotor nerve
0%
Olfactory nerve
0%
Trigeminal nerve
Explanation
Trigeminal nerve
Which of the following is not related to the autonomic nervous system?
0%
Peristalsis
0%
Digestion
0%
Excretion
0%
Memory and learning
Explanation
Memory and learning
Functions of smooth muscles, cardiac muscles, organs, and glands are regulated by ______ system.
0%
Parasympathetic
0%
Sympathetic
0%
Central nervous
0%
Autonomic
Explanation
Autonomic
Which neuroglia cells produce a fatty insulating material called myelin?
0%
Satellite cells
0%
Schwann cells
0%
Both (A) and (B)
0%
Neither (A) nor (B)
Explanation
Schwann cells
Which layer is in contact with brain tissues?
0%
Piamater
0%
Arachnoid
0%
Duramater
0%
Piamater and Arachnoid
Explanation
Piamater
The thin and convoluted outer layer of gray matter that covers the cerebral hemispheres is
0%
Medulla oblongata
0%
Thalamus
0%
Cerebral cortex
0%
Meninges
Explanation
Cerebral cortex
Find the odd one.
0%
Schwann cells
0%
Nissl s granules
0%
nephrons
0%
synaptic knob
Explanation
nephrons
Explanation:
Schwann cells, Nissl s granules and synaptic knobs are the parts of neurons.
Select the correct statement from the ones given below
0%
Cocaine is given to patients after surgery as it stimulates recovery
0%
Barbiturates when given to criminals make them tell the truth
0%
Morphine is often given to persons who have undergone surgery as a pain killer
0%
Chewing tobacco lowers blood pressure and heart rate
Explanation
Morphine is often given to persons who have undergone surgery as a pain killer
0 h : 0 m : 1 s
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
0
Answered
0
Not Answered
0
Not Visited
Correct : 0
Incorrect : 0
Report Question
×
What's an issue?
Question is wrong
Answer is wrong
Other Reason
Want to elaborate a bit more? (optional)
Support mcqgeeks.com by disabling your adblocker.
×
Please disable the adBlock and continue.
Thank you.
Reload page