Chapter 16 - Respiration and Circulation - Standardized Test

The trachea branches into two narrower airways called

• Bronchioles

• Alveoli

• Bronchi

• Cappilaries

Capillaries surround the ........................... where gas exchange occurs

• Bronchioles

• Alveoli

• Bronchi

• Arteries

Which body system helps the respiratory system bring oxygen into the body?

• circulatory

• excretory

• digestive

• muscular

A blockage of blood vessels in the brain can cause

• heart attack

• heart failure

• a stroke

• hypertension

Which part of the blood carries dissolved molecules such as glucose and salt?

• plasma

• red blood cells

• platelets

• white blood cells

Clusters of small, spongy structures that filter particles from lymph are called

• Lymph vessel

• Lymph organ

• Lymphocytes

• Lymph nodes

The lymphatic system cleans fluid for which system?

• circulatory

• immune

• digestive

• respiratory

The large muscle that contracts and relaxes to move gases into and out of the lungs is the

• Heart

• Esophegus

• Diaphragm

• Trachea

The smallest blood vessels are

• Arterioles

• Cappilaries

• Venules

• Alveoli

The two lower chambers of the heart are called

• Ventricles

• aorta

• Atria

• Inferior vena cava