The Heart

Question 1

Stress

Answer 1

a feeling that’s created when we react to a particular event

the body’s response to prepare for tough situations with focus, strength, stamina, and heightened alertness

Question 2

Stressors

Answer 2

events that provoke stress

Question 3

Stress response

Answer 3

when the hypothalamus signals the adrenal glands to produce more of the hormones adrenaline and cortisol and release them into the bloodstream

Question 4

The top two chambers of the heart are called…

Answer 4

atria

Question 5

This side of the heart receives oxygenated blood

Answer 5

left side

Question 6

This is the largest artery of the body

Answer 6

aorta

Question 7

This blood vessel supplies the heart muscle with oxygenated blood

Answer 7

coronary artery

Question 8

Copy and paste link to access diagram:

http://www2.merriam-webster.com/mw/art/med/heart.gif

Answer 8

1. aorta
2. pulmonary artery
3. left atrium
4. left ventricle
5. right ventricle
6. right atrium

Question 9

These structures stop blood from flowing back to atria

Answer 9

valves

Question 10

These are blood vessels that carry blood towards the heart

Answer 10

veins

Question 11

Name the blood vessel:
Carries oxygenated blood towards heart
Thin walls

Answer 11

Pulmonary veins

Question 12

Name the blood vessel:
Carries oxygenated blood away from heart
Thick walls

Answer 12

aorta

Question 13

Name the blood vessel:
Carries deoxygenated blood away from heart
Thick walls

Answer 13

Pulmonary artery

Question 14

Name the blood vessel:
Carries deoxygenated blood towards heart
Thin walls

Answer 14

vena cava

Question 15

Arrange these events in the correct order (F is first)
A. The left ventricle contracts and blood flows along the aorta to the body
B. The blood flows through the tricuspid valve into the right ventricle
C. Oxygenated blood flows along the pulmonary veins into the left atrium
D. The blood passes through the bicuspid valve
E. The left atrium contracts
F. Deoxygenated blood flows from the inferior and superior vena cave into the right atrium
G. The deoxygenated blood picks up oxygen
H. The right atrium contracts
I. The right ventricle contracts and blood flows along the pulmonary artery to the lungs

Answer 15

F
H
B
I
G
C
E
D
A

Question 16

What is stress overload?

Answer 16

caused when pressures at work or home become so intense, or last so long, that you begin to feel overwhelmed and out if control. This happens when the hypothalamus continually releases adrenaline and cortisol into the bloodstream, which causes the body to react by increasing blood pressure and heart rate, opening blood vessels wider to allow more blood to be pumped to major organs, and large muscle groups, and glucose to be released by the liver to increase energy and stamina due to ongoing stress in one’s life.

Question 17

Arteries

Answer 17

blood vessels that carry blood away from heart

Question 18

Capillaries

Answer 18

blood vessels in which substances are exchanged between the blood and body cells

Question 19

Veins

Answer 19

blood vessels that carry blood back to heart

Question 20

Changes to body due to stress (3)

Answer 20

• Increased heart rate
• Increased breathing rate
• Sweating
• pupils dilate
• blood vessels open wider to increase blood flow to large muscle groups
• the liver releases some stored glucose to increase energy

Question 21

Explain 5 ways to reduce stress

Answer 21

Each person has different ways to regulate stress

1. Sleep more
2. Believe in yourself
3. Breathing exercises
4. Exercise, even if it is only 15-30 minutes a day
5. See the positive side of every situation and learn from mistakes