Epithelial Tissue
What are the four main types of tissues in the body?
A) Muscular, Skeletal, Nervous, Blood
B) Epithelial, Connective, Muscle, Nervous
C) Dermal, Vascular, Ground, Muscle
D) Bone, Cartilage, Nervous, Epithelial
B) Epithelial, Connective, Muscle, Nervous
What are the three basic components of connective tissue?
A) Cells, Protein Fibers, Ground Substance
B) Collagen, Water, Plasma
C) Blood Vessels, Fat, Cartilage
D) Actin, Myosin, Sarcoplasm
A) Cells, Protein Fibers, Ground Substance
What are the three types of muscle tissue?
A) Skeletal, Cardiac, Smooth
B) Hard, Soft, Intermediate
C) Voluntary, Involuntary, Cardiac
D) Red, White, Fast-Twitch
A) Skeletal, Cardiac, Smooth
What is the key difference between endocrine and exocrine glands?
A) Endocrine glands have ducts; exocrine glands do not
B) Endocrine glands release hormones into the blood; exocrine glands release secretions through ducts
C) Endocrine glands produce mucus; exocrine glands produce enzymes
D) There is no difference
B) Endocrine glands release hormones into the blood; exocrine glands release secretions through ducts
What are the three primary germ layers?
A) Epidermis, Dermis, Hypodermis
B) Endothelium, Mesothelium, Epithelium
C) Ectoderm, Mesoderm, Endoderm
D) Connective, Epithelial, Nervous
C) Ectoderm, Mesoderm, Endoderm
What are two characteristics of epithelial tissue?
A) Avascular & High Regeneration Capacity
B) Contains blood vessels & Slow regeneration
C) Weakly connected & Non-regenerative
D) Forms extracellular matrix & Poor nerve supply
A) Avascular & High Regeneration Capacity
What connective tissue type has parallel collagen fibers and is found in tendons?
A) Dense Irregular
B) Loose Areolar
C) Dense Regular
D) Adipose
C) Dense Regular
Which muscle tissue is involuntary and has striations?
A) Skeletal
B) Smooth
C) Cardiac
D) Connective
C) Cardiac
What type of gland releases secretions via exocytosis?
A) Apocrine
B) Merocrine
C) Holocrine
D) Endocrine
B) Merocrine
What type of tissue arises from mesoderm?
A) Nervous tissue
B) Muscle and Connective Tissue
C) Epithelial tissue
D) Cartilage only
B) Muscle and Connective Tissue
Name a function and a location for simple squamous epithelium.
A) Protection; Skin
B) Filtration; Lungs
C) Absorption; Stomach
D) Secretion; Sweat Glands
B) Filtration; Lungs
What type of cartilage is found in intervertebral discs and resists compression?
A) Hyaline
B) Elastic
C) Fibrocartilage
D) Areolar
C) Fibrocartilage
What are the three parts of a neuron?
A) Dendrites, Cell Body, Axon
B) Muscle, Bone, Nerve
C) Axon, Myelin, Tendon
D) Synapse, Axon, Bone
A) Dendrites, Cell Body, Axon
What membrane lines body cavities that do not open to the external environment?
A) Mucous
B) Serous
C) Cutaneous
D) Synovial
B) Serous
What is metaplasia?
A) An increase in cell size
B) A change from one mature epithelium to another
C) Tissue shrinkage
D) Cancerous growth
B) A change from one mature epithelium to another
What epithelial tissue lines the urinary bladder and allows for stretching?
A) Simple Squamous
B) Pseudostratified Columnar
C) Transitional
D) Stratified Cuboidal
C) Transitional
What connective tissue stores energy and provides insulation?
A) Dense Irregular
B) Reticular
C) Adipose
D) Cartilage
C) Adipose
How does smooth muscle differ from skeletal muscle?
A) Smooth muscle is striated and voluntary
B) Smooth muscle is non-striated and involuntary
C) Smooth muscle is multinucleated and voluntary
D) Smooth muscle is only found in the heart
B) Smooth muscle is non-striated and involuntary
Which exocrine gland secretion method involves cell rupture?
A) Merocrine
B) Apocrine
C) Holocrine
D) Endocrine
C) Holocrine
What is gangrene, and what causes it?
A) An infection caused by bacteria in the blood
B) Necrosis due to lack of blood supply or infection
C) A genetic disorder affecting connective tissue
D) A type of muscular dystrophy
B) Necrosis due to lack of blood supply or infection
What is the difference between keratinized and non-keratinized stratified squamous epithelium?
A) Keratinized is found in moist areas; non-keratinized is in dry areas
B) Keratinized has living cells at the surface; non-keratinized has dead cells
C) Keratinized has a layer of dead cells on top; non-keratinized does not
D) There is no difference
C) Keratinized has a layer of dead cells on top; non-keratinized does not
Name two differences between hyaline cartilage and elastic cartilage.
A) Hyaline is flexible and found in ears; elastic is rigid and found in bones
B) Hyaline has more collagen and is found in joints; elastic is more flexible and found in ears
C) Hyaline is tough and found in tendons; elastic is weak and found in lungs
D) Hyaline is transparent and found in blood vessels; elastic is tough and found in the heart
B) Hyaline has more collagen and is found in joints; elastic is more flexible and found in ears
What is the function of glial cells in nervous tissue?
A) Generate electrical impulses
B) Carry oxygen to neurons
C) Support, nourish, and protect neurons
D) Contract to move the body
C) Support, nourish, and protect neurons
What is the main function of synovial membranes?
A) Secreting hormones
B) Lining body cavities
C) Reducing friction in joints
D) Producing mucus
C) Reducing friction in joints
How does aging affect connective tissue?
A) Increases collagen production
B) Causes bones to strengthen
C) Reduces collagen, weakens bones, and slows healing
D) Prevents atrophy and muscle loss
C) Reduces collagen, weakens bones, and slows healing