Answer:
TRUE
Explanation:
In the cardiovascular system, the blood flows from <u>high pressure to low pressure.</u>
In the ventricular ejection phase, when the muscles of the ventricles contract, the<u> pressure gradient in ventricles rises</u>. This increases in the <u>pressure in the ventricles exceeds the pressure in the pulmonary artery </u>and aorta, thus opening pulmonary and aortic valves and ejecting the blood from the heart.
Answer:
Heart failure is frequently the cause. Pressures in the heart rise when a sick or overworked left ventricle can't pump out enough of the blood it receives from the lungs. Fluid is pushed past the blood vessel walls and into the air sacs by the increasing pressure.
um I suggest call the ambulance and parents right away...
Answer:
the correct answer is option a, b, d, and f.
Explanation:
When the body is not able to make enough healthy RBCs due to B-12 deficiency this condition called pernicious anemia. It is a treatable condition with the help of the B-12 shots or pills. The major reason is the lack of a stomach protein known as Intrinsic factor which is essential for the absorption of the B-12.
Symptoms associated with this condition are -
Fatigue, shortness of breath, cold hands and feet, Paresthesias, feeling dizzy, chest pain, pale or yellow skin, depression, and trouble focusing and others.
Thus, the correct answer is option a, b, d, and f.
Answer:
If one wound got a scar and another didn't than the one with the scar went deep enough for the extra layer to come in.
Explanation:
A scar happens depending on how deep the wound is.
