Chapter 12 & 13 LAB

Question 1

Aorta

Answer 1

Distributes blood to body organs (systemic circuit) except lungs

Question 2

Atrium

Answer 2

Upper chamber of heart

Question 3

Cardiac vein

Answer 3

Drains blood from myocardial capillaries

Question 4

Coronary artery

Answer 4

Supplies blood to heart muscle

Question 5

Endocardium

Answer 5

Inner lining of heart chamber

Question 6

Mitral valve

Answer 6

Prevents blood movement from left ventricle to left atrium

Question 7

Myocardium

Answer 7

Layer largely composed of cardiac muscle tissue

Question 8

Papillary muscle

Answer 8

Structure from which chordae tendineae orgininate

Question 9

Pericardial cavity

Answer 9

Space containing serous fluid to reduce friction during heartbeats

Question 10

Pericardial sac

Answer 10

Membranes around heart

Question 11

Pulmonary trunk

Answer 11

Gives rise to left and right pulmonary arteries

Question 12

Tricuspid valve

Answer 12

Prevents blood movement from right ventricle to right atrium

Question 13

A type of connective tissue with a fluid matrix called Plasma

Answer 13

Blood

Question 14

What make up the circulatory system

Answer 14

Blood, heart, and blood vessels

Question 15

Which of the following is a function of blood

Answer 15

A) Transports substances throughout the body
B) removes metabolic wastes and carbon dioxide
C) Helps to maintain homeostasis
D) distributes heat
E) All of these are a function

E

Question 16

What are white blood cells for

Answer 16

fighting infection

Question 17

Platelets are for?

Answer 17

to stop bleeding

Question 18

red blood cells, white blood cells and platelets are the

Answer 18

formed elements of the blood

Question 19

normal blood pH is

Answer 19

7.35 - 7.45