Extra Credit Review Worksheet

Blood flows from the _______ to the _______ through the _______.

Right Atrium; Right Ventricle; Tricuspid Valve

_______ contract, causing the tricuspid valve to _______, preventing _______ of blood into the right atrium.

Papillary Muscles; Close; Backflow

The contraction of the papillary muscles assists in pumping blood from the right ventricle to the _______.

Pulmonary Artery

Blood flows through the _______ and _______, eventually reaching the _______.

Valves; Arteries; Alveoli

In the alveoli, _______ interact with the alveoli, facilitating _______.

Capillaries; External Respiration

_______ is the process of _______ in the lungs.

External Respiration; Gas Exchange

Air moves in and out of the lungs through a process called _______.

Ventilation

Air travels through the _______ and into the _______.

Primary and Secondary Bronchi; Alveoli

_______ moves from the _______ into the alveoli, while _______ moves from the alveoli into the _______.

Carbon Dioxide; Blood; Oxygen; Blood

_______ is released into the alveoli from the _______.

Carbon Dioxide; Capillaries

_______ enters the _______ from the alveoli.

Oxygen; Pulmonary Capillaries

Pulmonary circulation involves _______ in the lungs and removing _______.

Oxygenating Blood; Carbon Dioxide

Oxygenated blood from the lungs enters the heart through the _______ and flows into the _______.

Pulmonary Veins; Left Atrium

Blood moves from the left atrium to the _______ and is pumped out to the body through the _______.

Left Ventricle; Aorta

Blood is pumped from the heart to various parts of the _______.

Body

The _______ ensures blood flows in one direction through the aorta.

Aortic Valve

Blood leaving the aortic valve flows to _______.

Three Destinations

_______ occurs after blood flows to the upper body and arms.

Coronary Circulation

_______ involves blood flowing through the rest of the body after leaving the heart.

Systemic Circulation

_______ carrying blood away from the heart become _______ as they approach target tissues.

Arteries; Smaller

Arteries become _______ and then _______ as they approach the tissues.

Arterioles; Capillaries

_______ is the exchange of _______ from the blood to tissues.

Internal Respiration; Oxygen

_______ produces _______, with _______ and _______ as by-products.

Cellular Respiration; ATP; Carbon Dioxide; Water

_______ and _______ combine to produce _______.

Water; Carbon Dioxide; ATP

_______ combine with _______ to produce ATP.

Sugar or Carbohydrates; Oxygen

The _______ breaks down complex molecules into simple molecules for absorption.

Digestive System

The purpose of the respiratory system is to produce _______ and by-products like _______ and _______.

Energy; Carbon Dioxide; Water

Carbon dioxide enters the _______, while oxygen is held in the _______ before entering the tissue.

Venocapillaries; Arterioles

Blood from venocapillaries flows into _______, _______, and _______.

Small Veins; Medium Veins; Major Veins

Major veins carry blood to the _______.

Heart

Blood circulation consists of _______ and _______ circulation.

Pulmonary; Systemic

_______ is a specialized part of systemic circulation.

Coronary Circulation