Topics: Basic Structure of the Human Body Quiz
Which is the outer, protective covering of the cell?
A. cell membrane
B. cytoplasm
C. lysosome
D. mitochondria
Select your answer:

Topics:
Eyes and Hearing Skin Structure Circulatory and Lymphatic System Medicinal use of Microorganisims Cardiorespiratory or Vascular Systems CP A&P: Cardiovascular Lifestyle Diseases Cells and Organ Systems How the Eyes work Cell Cycle; Cancer Health and Nutrition Toxicology A&P Musculoskeletal Somatotypes Patho_GeneticsOther quiz:
Skeletal System › ViewThe shaft of long bones, with an internal cavity without spongy bone called medullary cavity, filled with yellow marrow in adults.
A. medulla
B. epiphysis
C. diaphysis
Circulatory / Respiratory › View
If the trachea and esophagus were completely separate in humans, which of the following would NOT be needed?
A. swallowing
B. a nose
C. an epiglottis
D. a diaphragm
E. all are correct