問題一覧
1
1. What is the largest artery in the body?
Aorta
2
Which blood vessels carry oxygenated blood away from the heart?
Arteries
3
What is the function of the Vasa Vasorum
To supply blood to the walls of large blood vessels
4
Which blood vessels has the thinnest walls
Capillaries
5
Term for blood pressure measured in the arteries
Systolic pressure
6
What is the primary site of Erythropoiesis in adults
Bone Marrow
7
Which growth factor stimulate the production of RBC
Erythropoietin
8
What is the earliest precursor cell in the Erythropoietic lineage
Myeloid Stem Cell
9
What is the process called when immature red blood cells are released into circulation
Reticulocytosis
10
What nutrient is essential for heme synthesis in Erythropoiesis
Iron
11
What is the primary mechanism of Erythropoietin’s action ?
Stimulating the proliferation and differentiation of Erythroid progenitors
12
What is the name of the layer of the heart that contains cardiac conduction fibers
Subendocardial layer
13
Which of the following vessels is not a branch of the coronary artery
Pulmonary artery
14
The pituitary gland is located in the brain and produces hormones that regulate other endocrine glands
True
15
The thyroid gland produces thyroxine T(4) and triiodothyronine T3 which regulates metabolism
True
16
Adrenaline is produced by the adrenal cortex
False
17
The pancreas produces somatostin , a hormone that stimulate the release of insulin
False
18
Hyperthyroidism is a condition characterized by decreased thyroid hormone production
False
19
The lymphatic system is responsible for absorbing fats and fat soluble vitamins from gut
True
20
The lymphatic system is responsible for filtering out pathogens and foreign substances from the blood
False
21
The lymphatic system is responsible for absorbing fats and fat soluble vitamins from the gut
True
22
The spleen is responsible for filtering old Red blood cells from circulation
True
23
The thoracic duct is the largest lymphatic vessel in the body and it drains into the right sub clavian vein
False
24
The lymphatic system produces antibodies
False
25
A patient with chronic inflammation has an increased risk of developing lymphatic disorders. Why is this the case?
Inflammation damages lymphatic vessels
26
A patient with swollen lymph nodes in the neck and armpits. Which of the following is the most likely explanation ?
Infection or Inflammation in the body
27
What is the normal range for heart rate on an ECG
60-100 bpm
28
What is the sequence of events in the cardiac cycle?
Atrial contraction, atrial relaxation, ventricular contraction, ventricular relaxation
29
Which phase of the cardiac cycle is characterized by the opening of the mitral valve?
Rapid ventricular filling
30
Period of time during which the ventricles are contracting is called
Systole