Which of the following is true about involuntary action?, Made according to a person's will, Controlled by the central nervous system, Involves reflex actions, The brain interprets the impulse, Which of the following is true about rod cells, Located in the sclera, Sensitive to the colours of light, Sensitive to different light intensities, Only functions under bright conditions, The following are the middle part of ear, except, ear canal, eardrum, ossicles, Eustachian tube, Which ear structure helps to balance the body?, Eardrum, Ossicles, Semicircular canals, Cochlea, Which of the following is the cause of astigmatism?, Uneven curvature of the cornea, Eye lenses are too thick, Eyeballs are too short, Eye lenses less elastic, Which part of the body is the most sensitive to touch?, Elbow, Lips, Sole of the foot, Back of the body, Which of the following characteristics about sensory organ of skin is not correct, Largest human sensory organ, Outer layer is known as epidermis, Has four receptors, Heat receptor detects heat stimuli, The information below shows the parts in human nervous system. (P-Brain) (Q-Spinal Cord) (R-Cranial Nerves) (S-Spinal Nerves). Which of the following represents the peripheral nervous system?, P and Q, P and S, Q and R, R and S, This shows the impulse pathway of an action P. (Receptor => Brain => Effector). Which of the following is action P?, Sneezing, Writing, Heartbeat, Yawning, Shameera pulls her hand immediately when touched a hot spoon. Which of the following shows the correct pathway of impulses for the action?, Receptor => Spinal Cord => Brain => Effector, Receptor => Spinal Cord => Effector, Receptor => Spinal Nerves => Effector, Receptor => Cranial Nerves => Spinal Nerves => Effector

Quiz Chapter 1

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