Answer:
Swishing sound.
Explanation:
Human heart produces unique sound when blood flows from one chamber to the next chamber. The two main sounds produced by heart are lub abd dub sound.
The doctor's examine the Janetta's heart and told that she has incompetent right atrioventricular valve. The doctor must have heard the swishing sound after the closing of right atrioventricular valve. This sound is the direct indication of incompetent AV valve.
Answer:
Eccrine glands
Explanation:
There are two to four million sweat glands distributed all over our bodies. The majority of them are “eccrine” sweat glands, which are found in large numbers on the soles of the feet, the palms, the forehead and cheeks, and in the armpits.
#If i'm wrong, i'm sorry
Sometimes, DNA damages because of the chemicals , radiations and mutagens.Nucleotide excision repair is a DNA repair mechanism. There are three possible pathways to repair the DNA damage.
1) Nuclear excision repair
2)Base excision repair
3)DNA mismatch repair
the above given characteristics of the DNA makes nucleotide excision repair mechanism possible.