HONDROS BIO 117 - EXAM 3 |411 Questions and Answers |Graded A+

HONDROS BIO 117 - EXAM 3 |411
Questions and Answers |Graded
A+
The heart is found in what cavity? - -thoracic

-Which layer of the heart is found on the inside? - -Endocardium

-The heart is positioned in-between what? - -The lungs

-Which layer of the heart is the thickest and is made of cardiac
muscle? - -Myocardium

-The base of the heart is located at the... - -at the 2nd rib

-What fluid can be found between the visceral and parietal
pericardium? - -Serous fluid

-What are the layers of the heart? - -endocardium, myocardium,
epicardium and pericardium

-The pulmonary arteries take blood to: - -The lungs

-What is the "inside layer" of the heart - -Endocardium

-Blood flows from the superior/inferior vena cava into: - -right
atrium

-What is the thick muscular layer of the heart that is responsible
for pumping blood? - -Myocardium

-The pulmonary veins take blood to: - -left atrium

-What type of muscle is the Myocardium of the heart? - -Cardiac
muscle

, -The tricuspid valve is found: - -Between the right atrium and
right ventricle

-What layer of the heart is directly attached to the heart? - -
Epicardium

-The pulmonary valve is found: - -Between the right ventricle
and the pulmonary arteries

-What layer surrounds the heart but does not directly touch it? -
-Pericardium

-The bicuspid (or mitral valve) is found: - -Between the left
atrium and left ventricle

-Where in layers of the heart can pericardial fluid be found? - -
Between the Epicardium and Pericardium

-The "hardest working" and thickest chamber of the heart is... - -
The left ventricle

-What is the condition and result when too much pericardial fluid
accumulates between the epicardium and pericardium? - -
Pericardial Effusion

-Which vessel carries blood from the pulmonary capillaries to the
left atrium? - -pulmonary veins

-What is the thick structure that runs down the middle of the
heart and separates the inside of the heart into right and left
parts? - -Septum

-(True or False) The left side of the heart pumps blood to the
lungs to receive oxygen - -False

-Name the blood vessels that deliver oxygenated blood to the
heart tissue. - -Coronary arteries

-Which of the following are AV valves?

,Tricuspid

Bicuspid

Pulmonary

Aortic - -Tricuspid and Bicuspid

-When do the atria relax (diastole)? - -After the P Wave

-The coronary arteries deliver ______________________ to the heart
tissue. - -Oxygenated blood

-What wave represents "all chambers relaxed"? - -T wave

-Which of the following are semilunar valves?

Tricuspid

Bicuspid

Pulmonary

Aortic - -Pulmonary and Aortic

-The second heart sound is heard at all what wave? - -T wave

-Name the blood vessels that drain deoxygenated blood from the
heart tissue. - -Coronary Veins

-The amount of blood pumped by our heart in one minute is
called what? - -Cardiac Output

-Why do we have valves in our heart? - -To prevent back flow

-The sympathetic nervous system would cause our heart rate to:
- -Increase

, -The coronary veins drain ________________________ from the heart
tissue. - -Deoxygenated Blood

-The parasympathetic nervous system would cause our heart
rate to: - -Decrease

-The closing of which set of valves causes the "first heart sound"?
- -AV Valves

-Which cranial nerve is the largest parasympathetic nerve and
goes to the heart (amount other organs - -CN X (Vagus Nerve)

-All of the coronary veins merge into where? - -Coronary Sinus

-(True or False) The right ventricle pumps blood through the
pulmonary valve to the body - -False

-The closing of which set of valves causes the "second heart
sound"? - -Semilunar Valves

-Name the large vein of the heart that drains into the right atria -
-Coronary Sinus

-Absorption occurs where?

Mouth

Esophagus

Stomach

Small intestine

Large intestine - -Small intestines and large intestines

-Chemical digestion occurs where?

Mouth