Select your answer:
Topics:
Wellness & Influences Science Reproduction Kidney - Loop of Henlé Wellness Vocabulary Circulatory & Respiratory CPR Human Physiology Types of Doctors Pharmacology Oncology Alzheimer Disease Blood and Hematology Principle of Health Science Excretory and Musculoskeletal System Oronasal SuctioningOther quiz:
Cardiorespiratory Endurance › ViewWhich statement is true?
A.  A fit person’s heart may work more efficiently than a nonfit person’s heart because genetics determines the heart’s efficiency.
B.   A fit person’s heart may work the same as a nonfit person’s heart because genetics determines the heart’s efficiency.
C.  A fit person’s heart works more efficiently by pumping less blood with more beats.
D. A fit person’s heart works more efficiently by pumping more blood with fewer beats.
Anatomy and Histology › View
What are body organs made of?
A. Connective tissue, Epithelial tissue, Muscular tissue, Nervous tissue
B. Skin, Bone tissue, Cartilage, Blood
C. Heart, Lung, Kidney, Skin
D. Cytology, Nervous tissue, Muscle tissue, Bone tissue