Cardio Emergencies A&P 1

Question 1

Pump blood to supply oxygen-enriched red blood cells to tissues.

Answer 1

Heart’s Job

Question 2

incoming blood, and ventricles pump outgoing blood.

Answer 2

Received by Atria

Question 3

keep blood flowing in the proper direction.

Answer 3

One-way valves

Question 4

Body’s Main Artery

Answer 4

Aorta

Question 5

Receives blood ejected from left ventricle

Answer 5

Aorta

Question 6

system controls heart rate and coordinates atria and ventricles

Answer 6

Heart’s electrical system

Question 7

Cardiac Muscle

Answer 7

myocardium

Question 8

Allows Cardiac muscles to spontaneously contract

Answer 8

Automaticity

Question 9

Controls involuntary activities

Answer 9

Autonomic nervous system

Question 10

Sympathetic nervous system

Answer 10

Autonomic nervous system two parts

Question 11

Fight or flight system

Answer 11

Sympathetic nervous system

Question 12

Slows various bodily functions

Answer 12

Parasympathetic nervous system

Question 13

must have a continuous supply of oxygen and nutrients to pump blood.

Answer 13

myocardium

Question 14

Increased oxygen demand by myocardium is supplied by

Answer 14

dilation (widening) of coronary arteries.

Question 15

the volume of blood ejected with each ventricular contraction.

Answer 15

Stroke volume

Question 16

blood vessels that supply blood to heart muscle.

Answer 16

Coronary Arteries

Question 17

start at the first part of the aorta

Answer 17

Coronary arteries

Question 18

Supply oxygen to different parts of the body

Answer 18

Arteries

Question 19

Arterioles and capillaries are

Answer 19

Smaller

Question 20

connect arterioles to venules

Answer 20

Capillaries