CIRCULATORY SYSTEM

Function of the Circulatory System

Answer explanation

pumps and directs blood Transport

Excretory

Protection

two functional component

Answer explanation

Blood Vascular System

Lymph Vascular System

cardiovascular system is composed of

Answer explanation

HEART

VASCULAR ORGAN (Blood Vessels)

Is a hollow, blunt cone-shaped, with an apex and a base

Answer explanation

heart

Weight in normal adult

Answer explanation

Females: 250-300 g

Males:  300-350 g

double-walled sac around the heart composed of

Answer explanation

pericardium

A deep two-layer serous pericardium

Answer explanation

parietal layer

visceral layer or epicardium

visceral layer of the serous pericardium

Answer explanation

epicardium

cardiac muscle layer forming the bulk of the heart

Answer explanation

myocardium

endothelial layer of the inner myocardial surface

Answer explanation

endocardium