Directional Terms/Body Cavities
Which way do the palms face in anatomical position?
Forward
Which organ system excretes salt and perspiration and helps regulate body temperature?
Integumentary System
What is the function of muscle tissue?
To contract, or shorten, to produce movement
What are the three types/shapes of epithelial tissue?
Squamous, cuboidal, columnar
What is connective tissue?
The type of tissue that functions to protect, support, insulate, and cushion together body tissues
The spine is ___ relative to the sternum
dorsal/posterior
What is the plasma membrane made of?
Two layers of phospholipids arranged tail-to-tail; Each phospholipid has a hydrophilic head on the outer sides of the membrane and a hydrophobic tail on the inside of the bilayer.
What muscle tissue has no visible striations and is found in the walls of hollow organs?
Smooth Muscle Tissue
Tissue constructed of a single layer of flattened cells is known as __?
Simple squamous epithelium
What are the 5 types of connective tissue, from hardest to most fluid?
Bone (Osseus) Tissue, Cartilage, Dense Connective Tissue, Loose Connective Tissue, Blood (Vascular Tissue)
Which cavity is the heart located in?
Thoracic
Which organelle is the site of ATP synthesis?
Mitochondria
What are the two major functional characteristics of nervous tissue?
Irritability and Conductivity
What type of tissue forms the surface of the skin, the lining of the mouth, and the lining of the esophagus?
Stratified squamous epithelium
What is adipose tissue and its function?
Fat tissue; stores lipids, insulates and protects body, site of fuel storage
What physical structure separates the abdominal and thoracic cavities?
Diaphragm
Which organ system stores minerals, is the site of blood cell formation, and protects organs?
Skeletal System
Which type of muscle tissue has striations and intercalated discs?
Cardiac muscle tissue
Where is simple columnar epithelium found in the body?
Digestive tract lining
What are the three types of cartilage and where are they found in the body?
Hyaline Cartilage (trachea, breastbone attachment, ends of long bones), Fibrocartilage (between vertebrae), Elastic Cartilage (External Ear)
Name and locate the 9 regions of the abdominopelvic cavity
Right hypochondriac|Epigastric|Left hypochondriac
Right lumbar | Umbilical region|Left lumbar
Right iliac|Hypogastric (pubic) |Left iliac
Describe the functions of the three types of cell junctions.
Tight junctions- bind cells into leakproof sheets, locks cells together like a zipper, impermeable
Desmosomes- anchoring junctions
Gap Junctions- Allow communication between cells, allow substances to leave/enter
What are neuroglia and what is their function?
Nerve support cells which insulate, protect, and support neurons.
What are the functions of simple vs. stratified epithelia?
Simple: absorption, secretion, filtration- membranes
Stratified: protection
What is the extracellular matrix, and what is it composed of?
Nonliving material surrounding living cells; made of a ground substance (water, proteins, and polysaccharides) and Fibers (collagen, elastic, reticular)