Answer:
The correct option is : a. The phrenic nerve from the cervical plexus
Explanation:
The diaphragm is a thin skeletal muscle which separates the thoracic cavity and the abdominal cavity.
The phrenic nerve is a nerve present in the thoracic region, that passes down between the heart and the lung and reaches the diaphragm.
The phrenic nerve innervates the diaphragm from the C3–C5 of cervical plexus.
1 : the act of predetermining : the state of being predetermined: such as
a : the ordaining of events beforehand
b : a fixing or settling in advance
2 : a purpose formed beforehand
The principal pathologic finding in the diagnosis of bronchiectasis is chronic dilation of the airways (bronchi and bronchioles).
<h3>What are the airways?</h3>
The airways are the structures that the body uses to interchange gases with the surrounding environment.
The bronchi are major airways, whereas bronchioles are the smallest structures that generate tiny air sacs known as alveoli.
Moreover, bronchiectasis symptoms include, among others, chest pain, wheezing and shortness of breath.
Learn more about the airways here:
brainly.com/question/4351510
Answer:
Males need only one copy of the color-blind allele to show the trait.
Explanation:
color blindness is inherited by sex and needs two dominant allele for females like xBxB and for males need one dominant allele xB y which means the male need one copy of this allele to be color blinded
Answer:
Hypertension, or high blood pressure, is known as the “silent killer.” Left undetected or uncontrolled, hypertension can lead to heart attack, stroke, vision loss and kidney disease.
Explanation:
