---

---

Select your answer:
         

Next Quiz >

Topics:

Molecular Genetics Integrated Science History of Healthcare Hair Evidence MS Neurology Transportation and Excretion Disorders of The Joints Health and The Environment Body System Interactions Vision (AP Psych) Viruses Biomolecules Deaf Blind Vocabulary Reproduction ESR (RBC sed rate) Types of Reproduction

Other quiz:

Living Organisms › View

The respiratory system in the human body is shown in the diagram below. What is the main relationship between the trachea, bronchioles, and alveoli?

A. They work together to transport nutrients.

B. They work together to regulate body temperature.

C. They work together to store fluids to prevent dehydration.

D. They work together to maintain the oxygen level in the blood.

---

Body Fluids & Circulation › View

Which two of the following changes usually tend to occur in the plain dwellers when they move into high altitudes?

1. Increase in RBC’s size

2. Increase in RBC production

3. Increased breathing rate

4. Increased thrombocyte count

A. 1 & 4

B. 1 & 2

C. 2 & 3

D. 3 & 4

---