Nervous system in humans: Neural Control and Coordination - MCQs Quiz - 2
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There are ______ pairs of cranial nerves arising from the brain.
Recording of the electrical activity associated with the heartbeat is called ______.
Preganglionic neurons lie within the ______.
Parasympathetic nervous system
Sympathetic nervous system
Peripheral nervous system
Central nervous system
Skeletal muscles are controlled by ______.
Spinal cord and brain are wrapped in protective membranes known as ______.
Nodes of Ranvier
The basic cyclic pattern of inspiration and expiration are established by a respiratory center within the ______.
Which portion of the brain is responsible for various emotions such as pleasure, fear, and happiness?
The difference in charge between inside and outside environment (change in voltage) of the nerve cell membrane is measured by ______.
The difference in voltage between the inside and outside of a cell is called ______.
The generation of excitation-contraction coupling involves all the following events except
Generation of end-plate potential
Release of calcium from troponin
Formation of cross-linkages between actin and myosin
Hydrolysis of ATP to ADP
The protein carrier in the membrane, called "sodium-potassium pump" pumps ______
Both Na+ and K+ in
Both Na+ and K+ out
Na+ in and K+ out
Na+ out and K+ in
The thin and convoluted outer layer of gray matter that covers the cerebral hemispheres is
When a neuron is in resting state i.e. not conducting any impulse, the axonal membrane is
Comparatively more permeable to K+ ions and nearly impermeable to Na+ ions
Comparatively more permeable to Na+ ions and nearly impermeable to K+ ions
Equally permeable to both Na+ and K+ ions
Impermeable to both Na+ and K+ ions
When sympathetic nervous system is activated it causes the secretion of
Adrenaline which inhibits the organ
Acetylcholine which stimulates the organ
Adrenaline which stimulates the organ
Acetylcholine which inhibits the organ
Select the correct statement from the ones given below
Cocaine is given to patients after surgery as it stimulates recovery
Barbiturates when given to criminals make them tell the truth
Morphine is often given to persons who have undergone surgery as a pain killer
Chewing tobacco lowers blood pressure and heart rate
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