Knowledge Check
1. Groups of cells with similar structure and function are known as:
Correct! Tissues are groups of cells with similar structure and function. There are only four types of tissues: epithelial tissue, connective tissue, muscle tissue, and nerve tissue.
Tissues - Correct!
Organs
Organ systems
2. The organ system that transports oxygen and nutrients to tissues and removes waste products is the:
Correct! The cardiovascular system functions to transport oxygen and nutrients to tissues and removes waste products. The primary organs are the heart, blood, and blood vessels.
Urinary system
Integumentary system
Cardiovascular system - Correct!
3. The organ system that regulates body functions by chemicals (hormones) is known as the:
Correct! The endocrine system functions to regulate body functions by chemicals (hormones). It contains several organs including the pituitary gland, parathyroid gland, thyroid gland, adrenal gland, thymus, pancreas, and gonads.
Nervous system
Reproductive system
Endocrine system - Correct!
Knowledge Check
Knowledge Check
There are only four types of tissues in the body. The type of tissue that is specialized to protect, absorb and secrete substances, detect sensations, covers every exposed body surface, and forms a barrier to the outside world is:
Correct! Epithelial tissue is specialized to protect, absorb and secrete substances, and detect sensations. It covers every exposed body surface, forms a barrier to the outside world and controls absorption. Epithelium forms most of the surface of the skin, and the lining of the intestinal, respiratory, and urogenital tracts. Epithelium also lines internal cavities and passageways such as the chest, brain, eye, inner surfaces of blood vessels, and heart and inner ear.
Nerve tissue
Epithelial tissue - Correct!
Connective tissue
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