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Exam (elaborations)

Kin 2Yy3 Test 1 Questions With Complete Solution1.

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KIN 2YY3 TEST 1 QUESTIONS WITH COMPLETE SOLUTION1.

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KIN 2YY3 TEST 1 QUESTIONS WITH COMPLETE
SOLUTIONS

Anterior interventricular sulcus Correct Answers marks
boundary between ventricles anteriorly

Blood flow in veins vs arteries Correct Answers Veins:
towards heart
Arteries: away from heart

Components of CV system Correct Answers 1. Heart: central
pump
2. Blood vessels: network of tubing
3. Blood: fluid contained within the CV system

Coronary sulcus Correct Answers encircles heart and marks
boundary between atria and ventricles

Describe the skeleton of the heart Correct Answers It is a plate
of fibrous connective tissue between atria and ventricles

Fibrous pericardium and its functions Correct Answers tough
dense irregular CT outer layer
- prevents over distention
- acts as anchor

Function of cardiovascular system Correct Answers 1.
Nutrients: macronutrients and micronutrients
2. Gases: oxygen and carbon dioxide
3. End products of metabolism (including hormones)
- immunity (WBC)

, - tissue repair (clotting)
- body temperature

Function of the inferior vena cava Correct Answers Draining
blood from any region below the heart

Function of the superior vena cava Correct Answers draining
blood from any region above the heart

Functions of the heart Correct Answers 1. Generating blood
pressure
2. Routing blood: separates pulmonary, systemic and coronary
circulations
3. Ensuring one-way blood flow: valves
4. Regulating blood supply: changes in contraction rate and
force match blood delivery

Great cardiac vein Correct Answers Drains left side of the
heart

Heart locationg Correct Answers Mediastinum

Layers of heart wall Correct Answers 1. Pericardium
(superficial)
2. Epicardium
3. Myocardium
4. Endocardium (deep)

Parietal pericardium Correct Answers Lines the fibrous outer
layer

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