Chapter 6

Question 1

Atriums

Answer 1

Upper Chambers

Question 2

Ventricles

Answer 2

lower chambers

Question 3

SA NODE

Answer 3

The sinoatrial node is known as the pace maker of the heart, it sends the electrical signal to the atrioventricular node and to the lungs for oxygenation.

Question 4

What are the 3 types of msucle

Answer 4

Skeletal (650+ Muscles)
Smooth (Lining of arteries, veins, and GI tract)
Cardiac (heart)

Question 5

Brachycardia

Answer 5

less then 60 BPM

Question 6

Tachycardia

Answer 6

Greater then 100 BPM

Question 7

Average RHR

Answer 7

70-80 (Males 70, Females 75)

Question 8

What is blood comprised of what ?

Answer 8

55% Plasma 45% Red and White Blood Cells and platelets.

Question 9

Hoe many Liters of blood does an adult heart hold

Answer 9

Between 4-6 L

Question 10

Arteries go in what direction?

Answer 10

Away from the heart (A=AWAY)

Question 11

Veins go in what direction?

Answer 11

Back the heart

Question 12

What Are Venules?

Answer 12

Small Veins that drain from capillaries into larger veins.

Question 13

capillaries

Answer 13

function as an exchange channel between the vessels and bodily tissue.

Question 14

arterioles

Answer 14

small veins that drain from capillaries into larger veins.

Question 15

Valsalva Maneuver

Answer 15

increase in intra-abdominal pressure / pregnant/ high blood pressure.
breath through concentric and eccentric to avoid this.

Question 16

Tachypnea

Answer 16

greater then 24 Breaths per minute

Question 17

bradypnea

Answer 17

less 8 breaths per minute

Question 18

Normal breathing rates

Answer 18

12-16 beats per minute