From Cells to Coverings
Which sequence correctly lists the levels of organization from smallest to largest?
A. Tissue, cell, organ, organism, organ system
B. Cell, tissue, organ, organ system, organism
C. Cell, organ, tissue, organism, organ system
D. Organism, organ system, organ, tissue, cell
B. Cell, tissue, organ, organ system, organism
What does stratified epithelium have?
A. One layer of cells
B. Multiple layers of cells
C. Only cube-shaped cells
D. No protective function
B. Multiple layers of cells
Which tissue connects bone to bone and helps stabilize a joint?
A. Tendon
B. Blood
C. Ligament
D. Adipose tissue
C. Ligament
Which muscle tissue is involuntary, striated, and found only in the heart?
A. Skeletal muscle
B. Cardiac muscle
C. Smooth muscle
D. Epithelial tissue
B. Cardiac muscle
What is atrophy?
A. An increase in muscle size caused by training
B. A decrease or wasting away of tissue
C. The ability of tissue to respond to stimulation
D. A tear involving a ligament
B. A decrease or wasting away of tissue
What is a tissue?
A. A group of similar cells working together for a specific function
B. A structure made of several organ systems
C. The smallest independently functioning living unit
D. A group of organs working together
A. A group of similar cells working together for a specific function
Which epithelial cell shape is thin and flat?
A. Columnar
B. Cuboidal
C. Squamous
D. Fibrous
C. Squamous
What type of connective tissue cushions the ends of bones and includes structures such as the meniscus?
A. Cartilage
B. Blood
C. Bone
D. Adipose tissue
A. Cartilage
Which muscle tissue is involuntary, nonstriated, and located in the walls of hollow organs?
A. Smooth muscle
B. Skeletal muscle
C. Cardiac muscle
D. Connective tissue
A. Smooth muscle
Which nervous-tissue cell receives and transmits electrical signals?
A. Fibroblast
B. Neuron
C. Neuroglia
D. Muscle fiber
B. Neuron
Which example is an organ?
A. One muscle cell
B. Nervous tissue
C. The heart
D. The cardiovascular system
C. The heart
Which epithelial cell shape is cube-shaped and commonly involved in secretion and absorption?
A. Squamous
B. Cuboidal
C. Columnar
D. Skeletal
B. Cuboidal
Why is blood classified as connective tissue?
A. It covers the outside of the body
B. It contracts to create movement
C. It transports materials throughout the body
D. It transmits electrical signals
C. It transports materials throughout the body
Which muscle type is controlled consciously?
A. Cardiac muscle
B. Smooth muscle
C. Skeletal muscle
D. All muscle types
C. Skeletal muscle
What is the primary role of neuroglia?
A. Support, protect, nourish, and maintain neurons
B. Connect muscle to bone
C. Contract to pump blood
D. Cover body surfaces
A. Support, protect, nourish, and maintain neurons
Which primary tissue type covers surfaces, lines body cavities, and forms glands?
A. Connective
B. Muscle
C. Nervous
D. Epithelial
D. Epithelial
Which epithelial cell shape is tall and commonly involved in absorption and secretion?
A. Columnar
B. Cuboidal
C. Squamous
D. Smooth
A. Columnar
What is the main function of collagen fibers?
A. Carry electrical signals
B. Resist pulling and tearing forces
C. Produce voluntary movement
D. Absorb nutrients from food
B. Resist pulling and tearing forces
Which muscle property is the ability to shorten and produce force?
A. Elasticity
B. Excitability
C. Extensibility
D. Contractility
D. Contractility
Which structures make up the central nervous system?
A. Brain and peripheral nerves
B. Spinal cord and peripheral nerves
C. Brain and spinal cord
D. All nerves outside the brain and spinal cord
C. Brain and spinal cord
What does simple epithelium have?
A. One layer of cells
B. Multiple layers of cells
C. No cells
D. Only flat cells
A. One layer of cells
Which tissue connects muscle to bone?
A. Ligament
B. Tendon
C. Cartilage
D. Fascia
B. Tendon
Which muscle tissue is voluntary, striated, and usually attached to bones?
A. Cardiac muscle
B. Smooth muscle
C. Skeletal muscle
D. Nervous tissue
C. Skeletal muscle
Which muscle property allows tissue to return toward its original shape after being stretched?
A. Elasticity
B. Contractility
C. Excitability
D. Atrophy
A. Elasticity
Which sequence correctly describes nervous-system communication?
A. Motor output, processing, sensory input
B. Processing, sensory input, motor output
C. Sensory input, motor output, processing
D. Sensory input, processing, motor output
D. Sensory input, processing, motor output