Circulatory System - The Circulatory System System...

Info iconThis preview shows pages 1–9. Sign up to view the full content.

View Full Document Right Arrow Icon
The Circulatory The Circulatory System System
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Functions of the Circulatory System Transport oxygen to cells Transport nutrients from the digestive system to body cells Transport hormones to body cells Transport waste from body cells to excretory organs Distribute body heat
Background image of page 2
Energy Requirements: lots of mitochondria aerobic respiration Mechanisms and events of contractions: 1. All or none law- at organ level, not cellular level 2. Means of stimulation- autorhythmicy 3. Length of refractory period- cardiac (250ms), skeletal (1-2ms)
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Circulation Circulation Pulmonary Circuit Systemic Circuit
Background image of page 4
Components of the Components of the Human Circulatory Human Circulatory System System The Heart The Heart Blood Vessels Blood Vessels Blood Blood Lymphatic Vessels Lymphatic Vessels Lymph Lymph
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Pericardial Cavity
Background image of page 6
Layers of Cardiac Tissue
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Visceral pericardium Outer protective layer composed of a serous membrane Includes blood capillaries, lymph capillaries, and nerve fibers. Myocardium
Background image of page 8
Image of page 9
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 27

Circulatory System - The Circulatory System System...

This preview shows document pages 1 - 9. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online