40 Questions
Which type of glands secrete substances via ducts onto a surface or into the bloodstream?
Exocrine glands
What type of glands secrete hormones directly into the bloodstream without the use of ducts?
Endocrine glands
Which gland is an example of a mixed gland, having both endocrine and exocrine functions?
Pancreas
What kind of cells secrete mucus and are classified as unicellular glands?
Goblet cells
Which type of secretion involves the secretory substance accumulating at the apical membrane before being released?
Apocrine secretion
Where do merocrine glands release their secretions?
Into ducts
Which gland primarily secretes milk through apocrine secretion?
Mammary gland
What is the main difference between simple and compound exocrine glands?
Simple glands have one duct, while compound glands have duct branches.
What is the function of Cadherins in cell junctions?
Provide stability
Where does integrins attach the basilar cell layer?
To the basement membrane via Basal cell layers
What is the primary function of Hemidesmosomes?
Attach basilar cell layer to the basement membrane
Where are Connexins located in cell junctions?
Between adjacent cells
In epithelial tissues, where is the apical surface located?
Facing the body surface or organ lumen
What is the main function of basement membrane in epithelial tissues?
Providing structural support and adhesion
Which type of tissue has cells arranged in continuous sheets with little intercellular space?
Epithelial tissue
Comparison of Epithelial & Connective Tissue: Where is connective tissue usually located in relation to other tissues?
Below them
What type of epithelium covers the areolar connective tissue in body cavities not exposed to the external environment?
Simple squamous epithelium
Which layer of the body cavity membrane attaches to the cavity wall?
Parietal layer
What is the function of mesothelium in body cavities?
Allows lubricant from capillaries to penetrate the mesothelial surface
Which type of tissue composes synovial membranes that line joints?
Synoviocytes and areolar/adipose tissue
What is the function of synovial membranes in joints?
Produce synovial fluid to nourish cartilage and remove debris
Which type of epithelium covers the skin according to the text?
Stratified squamous epithelium
What is the main function of skeletal muscle tissue?
Moving the skeleton and soft tissue
What do synoviocytes in synovial membranes help nourish?
Cartilage covering bones
What is a characteristic of cardiac muscle tissue?
Striated and cylindrical
Which layer of the body cavity membrane adheres to organs within the cavity?
Visceral layer
Which type of muscle tissue contains intercalated discs?
Cardiac muscle tissue
What is a function of smooth muscle tissue?
Moves food, blood, and urine
What is the main function of bone tissue?
Supports soft tissue and protects delicate structures
Which component of nervous tissue conducts electrical activity away from the cell body?
Axon
Which connective tissue provides shape and elasticity due to chondrocytes in a threadlike network of elastin fibers?
Elastic cartilage
What is the primary role of neuroglia in nervous tissue?
Support and nourish neurons
What is the function of plasma in liquid connective tissue?
Contains water, nutrients, and enzymes
Which type of muscle tissue is multinucleated?
Skeletal muscle tissue
What is one of the functions of nervous tissue?
Initiates and conducts electrical activity
What are the little plates made of concentric rings of extracellular matrix (ECM), calcium, and phosphates in compact bone called?
Lamellae
Which bone classification lacks osteons and contains slender bones known as trabeculae?
Spongy bone
Where are red bone marrow found in bones?
Between trabeculae in spongy bone
What is the main component of yellow marrow found in bones?
Triglycerides
Which part of bones house red bone marrow responsible for producing blood cells?
Endosteum
Test your knowledge on various types of connective tissues such as pubic symphysis, intervertebral discs, menisci of knee, and elastic cartilage. Learn about their structures and functions.
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