What is the molecule responsible for oxygen transport by blood?
Hemoglobin is the molecule that is responsible for oxygen transport by blood.
What is blood pressure a measure of?
Blood pressure is a measure of the force of blood that is against the arterial walls.
The innermost aspect of the digestive tract is lined with what tissue type?
The innermost aspect of the digestive tract is lined with epithelial tissue.
As we age, what happens to the digestive tract?
As people age the digestive tract becomes prone to damage.
Describe the abdominal aorta and its function. (Where does it carry blood)
The abdominal aorta is a major that lays midline of the abdominal cavity; it is responsible for delivering oxygenated blood the body.
CASE STUDY
What is the likely explanation for almost fainting on standing? What is the phenomenon called?
Cleveland almost fainting when he stood up because the blood flow to his brain was interrupted. He is most likely experiencing orthostatic hypotension, this happens when you blood pressure decreases upon standing.
Disorders affecting which systems can be responsible for sensations of tiredness and weakness.
Disorders affecting the immune system, cardiovascular system, muscular system, respiratory system, endocrine system, urinary system, and digestive system may be affected.
What is the significance of these postural changes in blood pressure and heart rate?
When a person changes positions the blood pressure and the heart rate should go up together, but in the case of orthostatic hypotension the heart rate goes up upon standing but the blood pressure does not.
What might account for the combination of epigastric tenderness and a positive guaiac test?
Cleveland’s positive test for blood in his stool guaiac test indicates that there is bleeding along his digestive tract.
How do these values compare with normal values?
The Hct and the HB levels are below normal, the low levels are a