Sensory ganslion connected with reflex action is located in:
A.Dorsal horn of gray matter
B.Dermis of skin
C.Ventral root of spinal cord
D.Dorsal root of spinal cord
Category: Nervous System Physiology Mcqs
Under the condition of disturbed permeability of axolemma the nerve impulse will:
A.Conduct normally
B.Conduct abnormally
C.Conduct slowly
D.Conduct first slowly then fastly
Reflex action is controlled by:
A.Autonomic nervous system
B.Central nervous system
C.Peripheral nervous system
D.Vertebral column
Transmission through synapses is:
A.Very short lived and occurs only for 0.5 milliseconds
B.Long lived and occurs of 1.0 milli-seconds
C.Both long lived and short lived
D.Of some other type
ECF contains which of these in large amounts:
A.Sodium chloride or bicarbonates
B.Magnesium and potassium phosphates
C.Both of these substances listed in (a) & (b)
D.None of these
Longest cell in our body may be:
A.Muscle cell
B.Nerve cell
C.Uriniferous tubule
D.None of these
To avoid the danger of osmotic equilibrium due to passive transport of Na+ and Cl- from into cytoplasm from ECF and that of K+ from cytoplasm into ECF, all the cells:
A.Constantly expel Na+ into ECF and take K+ from cytoplasm against concentration gradient
B.All cells do not expel Na+ into ECF and take K+ from cytoplasm
C.All cells expel K+ into ECF and take Na+ from cytoplasm
D.All cells expel Cl- into ECF and take HCO-3
Reflex action in a vertebrate is an essential display exhibited by:
A.Motor nerves
B.Sensory nerves
C.Sympathetic nerves
D.Autonomic response
