The grey color of cerebral cortex is due to
(1) Neuronal cell bodies
(2) Neuronal axons
(3) Neuron
(4) Neuronal synaptic knob
Which of the following areas does not belong to cerebral cortex?
1. Motor areas
2. Sensory areas
3. Regions neither clearly sensory nor motor in function
4. None of these
Which of the following is not associated with midbrain?
(1) Located between thalamus of the forebrain and pons of the hindbrain
(2) A canal called the cerebral aqueduct passes through the midbrain
(3) The ventral portion of the midbrain made up of mainly of four round swellings (lobes) called Corpora Quadrigemina
(4) Midbrain and hindbrain form the brain stem
Pons connects different regions of the brain by the means of
(1) Fibre Tracts
(2) Cell bodies
(3) Dendrites
(4) Both B and C
Reflex action does not involve
(1) Conscious thought
(2) PNS
(3) Involuntary response
(4) Both B and C
The ……. receive signals from …….and transmit it via …….nerve root
(1) Afferent neurons, sensory organs, dorsal
(2) Afferent neurons, effector organs, ventral
(3) Efferent neurons, sensory organs, ventral
(4) Efferent neurons, effector organs, dorsal
Which of the following is a reflex action?
(1) Sudden withdrawal of body part, when it comes in contact of hot body
(2) Knee jerk reflex
(3) Controlling sleep pattern
(4) More than one options are correct.
Which of the following is wrong about eyes?
1. An adult human eye ball is nearly a spherical structure
2. Our paired eyes are located in sockets of the skull called orbits
3. The wall of the eye ball is composed of three layers
4. The external layer is composed of loose connective tissue and is called sclera
Cornea is
(1) Anterior portion of choroid
(2) Anterior portion of sclera
(3) Posterior portion of sclera
(4) Anterior portion of retina
Which of the following is not associated with Iris?
(1) Ciliary bodies form it
(2) Pigmented and transparent
(3) Visible colored part of the eye
(4) Present in anterior part of eye