★ Respiratory System Quiz
What happens when your diaphragm relaxes and moves upward?
A. Your lungs deflate and you breathe out.
B. Your lungs inflate and you breathe in.
C. Your alveoli transfer oxygen to your bloodstream.
D. Your bloodstream transfers carbon dioxide to your alveoli.
Select your answer:
Topics:
Biological Molecules and Enzymes Specialties: Neurological and Geriatric Disease Prevention Digestion Nerve Injuries in Oral & Maxillofacial Surgery BMS Cell Cycle and Cancer Inherited & Acquired Traits Fat Skin Appendages Tissue Repair Pathology Human Reproduction Benefits of Physical Activity Genes and Cells Biology for Engineers ReceptorsOther quiz:
Respiratory System › ViewThe uncontrolled growth of abnormal cells is called
A. Asthma
B. Emphysema
C. Cancer
D. Bronchitis
Immunology › View
How many genes code for the variable region of an antigen binding receptor?
A. One
B. Two
C. Several
D. None