The function of the convex lens in the correction of eye defects is to
diverge light rays from far objects to focus image on the retina
converge light rays to focus image behind the retina
converge light rays to focus time image before the retina
converge light rays from far objects to focus their image on the retina
Correct answer is D
No explanation has been provided for this answer.
fish
reptile
amphibian
bird
Correct answer is C
No explanation has been provided for this answer.
Impulses are conducted towards the nerve cell through the
myelin sheath
dendrons
axons
synaptic nodes
Correct answer is B
No explanation has been provided for this answer.
The following are all examples of a simple reflex action, except
swallowing
sneezing
walking
blinking
Correct answer is C
No explanation has been provided for this answer.
Increasing adrenalin content of the blood would be expected to decrease the flow of blood to the
liver
heart
lungs
brain
Correct answer is B
No explanation has been provided for this answer.