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padilas [110]
3 years ago
15

The round opening in the iris that allows light rays to enter the eye is the

Biology
1 answer:
amid [387]3 years ago
5 0
Dark, round, central opening in the iris that allows light rays to enter the internal eye. Constriction and dilation is under involuntary control through nerve impulses to the muscles of the iris from the oculomotor nerve.
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What are the characteristics of the vertebrate's nervous systems?
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Answer:

Vertebrates contain nervous system which is highly specialized organ.

Explanation:

The nervous system is the complex system in the vertebrate body which is composed of central nervous system that contain brain,spinal cord and peripheral nervous system which contain cranial nerve, spinal nerve,involuntary nerve etc.

The nervous system contain neurons that mainly transmit signal to the different parts of the body.

The peripheral nervous sytem contain somatic and visceral part.

The grey matter and white matter are the 2 areas in vertebrate nervous system.

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What are three types of genetic mutations
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Cancer

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Using an icd-10-cm coding book, select the code for each diagnostic statement. scarlet fever
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The answer is A38.9.

The code for scarlet fever is A38.9.

What is scarlet fever?

Some patients with strep throat go on to acquire the bacterial disease known as scarlet fever. Scarlatina, another name for scarlet fever, is characterized by a brilliant red rash that covers the majority of the body. A painful throat and a high fever are virtually usually symptoms of scarlet fever.

Children aged 5 to 15 are most susceptible to developing scarlet fever. Scarlet fever has become less dangerous because to antibiotic treatments, despite once being thought of as a devastating pediatric ailment. Scarlet fever can nevertheless lead to more severe problems that impact the heart, kidneys, and other body organs if left untreated.

To learn more about scarlet fever click on the link below:

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A polymer is...
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a polymer is a large unit comprised of monomer

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