Netmedicos.com

Turning Dreams of Medicos Into Reality...!!!

Home >> Physiology >> Neuromuscular Physiology >> Mcqs Page 4

(Single Best Answer) Question 31: The parvocellular pathway, from the lateral geniculate nucleus to the visual cortex, carries signals for the detection of ?

A) Movement, depth and flicker
B) Color vision, shape and fine details
C) Temporal frequency
D) Luminance contrast
Answer (Select an option above to get the answer):

(Single Best Answer) Question 32: The blobs of the visual cortex are associated with ?

A) Ocular dominance
B) Orientation
C) Color processing
D) Saccadic eye movements
Answer (Select an option above to get the answer):

(Single Best Answer) Question 33: Most afferent fibers from the lateral geniculate nucleus terminate in the primary visual cortex in ?

A) Layer 1
B) Layers 2 & 4=3
C) Layer 4
D) Layers 5 & 6
Answer (Select an option above to get the answer):

(Single Best Answer) Question 34: The most potent stimulator of naive T cells is ?

A) B cell
B) Mature dendritic cells
C) Epithelial cells
D) Macrophages
Answer (Select an option above to get the answer):

(Single Best Answer) Question 35: Which of the following is a component of the visual pigment rhodopsin ?

A) â - Carotene
B) Retinal
C) Retinol
D) Retinoic acid
Answer (Select an option above to get the answer):

(Single Best Answer) Question 36: With which one of the following Lower motor neuron lesions are associated ?

A) Flaccid paralysis
B) Hyperactive stretch reflex
C) Spasticity
D) Muscular incoordination
Answer (Select an option above to get the answer):

(Single Best Answer) Question 37: Neuronal degeneration is seen in all of the following except ?

A) Crush nerve injury
B) Fetal development
C) Senescence
D) Neuropraxia
Answer (Select an option above to get the answer):

(Single Best Answer) Question 38: The first physiological response to high enviornmental temperature is ?

A) Sweating
B) Vasodilation
C) Decreased heat production
D) Non-shivering thermogenesis
Answer (Select an option above to get the answer):

(Single Best Answer) Question 39: The fibers from the contralateral nasal hemiretina project to the following layers of the lateral geniculate nucleus ?

A) Layers 2, 3 & 5
B) Layers 1, 2 & 6
C) Layers 1, 4 & 6
D) Layers 4, 5 & 5
Answer (Select an option above to get the answer):

(Single Best Answer) Question 40: The parvocellular pathway from lateral geniculate nucleus to visual cortex is most sensitive for the stimulus of ?

A) Color contrast
B) Luminance contrast
C) Temporal frequency
D) Saccadic eye movements
Answer (Select an option above to get the answer):