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Crystal Patterson

mid term Anatomy

QuestionAnswer
What are the two major cavities of the body? Dorsal and ventral
Which system is in charge of producing blood? Skeletal system
What is an ionic bond formed by when a positive and negative ion are attracted together
What is the most abundant and important compound in the body? Air
Which two places are ribosomes found in? In the cytoplasm and the rough endoplasmic reticulum
What is the outer membrane of a human cell called? Plasma membrane
what are the two layer of the dermis made of? A thin papillary layer and a thick reticular membrane
What kind of muscle contains intercalated discs Cardiac Muscle
Want is the only movable bone in the skull? the mandible
What is the largest seismoid bone in the body? Patella
What is the muscle that raises or lowers the shoulders The trapezius
This organelle is numerous in liver and kidney cells peroxisome
Phospholipids of the plasma membrane are arranged As a bilayer with their non-polor tails sandwiched between the polar heads
This membrane organelle contains oxidase and catalase enzymes Peroxisome
This organelle primarily modifies products from the rough ER, and it resembles a stack of hollow saucers, one cupped inside the next Golgi Apparatus
Ribosomes may be either free within the cytoplasm or bound to a membrane system known as the Rough endoplasmic reticulum
This organelle has both a cis and trans face Golgi Apparatus
The outer boundary of a human cell is called the Plasma membrane
The inside of the cell is composed largely of a gel-like substance called cytoplasm
Which of the following cytoskeleton elements are the largest in diameter Centrioles
This membrane organelle is the site of protein synthesis for proteins that are secreted by the cell Rough endoplasmic reticulum
Often referred to as the "power plant" of the cell, which organelle is the site of ATP production? Mitochondrion
A major function of the cell membrane is to control what enters and leaves the cell
Which area of the cytoplasm near the nucleus coordinates the building and breaking of microtubules in the cell? Centrisome
Which of the following is not a cytoskeleton element? Centriole
In the matrix of the plasma membrane, a variety of proteins are embedded. Some of these proteins serve as passageway for Na+ ions or glucose. These proteins are called Transport proteins
A spherical membrane bound structure that contains the genetic material of the cell and is often referred to as the "command center" of the cell is the Nucleus
Cisternae of the organelle are continuous with the nuclear envelope rough endoplasmic reticulum
Which type of junction is formed when membrane channels of adjacent plasma membranes adhere to each other Mitochonrion
What is the plasma membrane made of? Phospholipids, cholesterol, and glycoproteins
Which of the following is a type of cell extension that lines the intestines and other areas of the body microvilli
Ribosomes are organelles that float in the cytoplasm and attach to the endoplasmic reticulum
This organelle is characterized by folded membranes called cristae mitochondria
This organelle is primarily a sac of powerful digestive enzymes called acid hydrolases lysosome
Which are the organelles that allow for the recycling of amino acids in the cell proteasomes
Tiny indentations of the plasma membrane that resemble caves are called caveolae
The inner membrane of what double membrane structure is contorted into folds Mitochondrion
The nucleolus is composed chiefly of: DNA
Granules of threads within the nucleus are called Chromatin
Lysosomes perform autophagy. This means that they break down proteins and cytoplasm that are not needed by "self eating"
DNA is a major constituent of which organelle? Nucleus
Which of the following recognize and destroy nonself cells Immune cells
A list of cell fibers from the largest to smallest would read: Microtubules, intermediate filaments, microfilaments,
The nucleus is the only structure in the cell that contains DNA False
An isotope of an element contains different numbers of ______ from other atoms of the same element neutrons
The hydrogen isotope tritium consists of one proton and two neutrons
An example of catabolic process is: Hydrolysis
A negatively charged subatomic particle that moves around the nucleus is a electron
the presence of which substance is in the cell membrane keeps it from breaking too easily Cholesterol
The largest human cell, measuring about 150um, is a Female sex cell or ovum
Projections from the cell that move materials and mucus are called Cilia
Damage to the centrosome and centrioles in a cell would have the greatest impact on which cell function cell division
The cell extension that contains microfilaments is called microvilli
What are the functions of the integral membrane protien Acting as receptors, signal transduction, identification of "self"
A specialized cell structure that propels the sperm is the flagellum
How do vesicles move from place to place in an organized way withinthe cell? Molecular motors pull them along the microtubules and the microfilaments of the cytoskeleton
Name an organelle that is considered a nonmembranous organelle ribosome
The enzyme catalase is an important chemical in the functioning of the perisomes
The barrier function of the plasma membrane is accomplished by the phospholipid bilayer
which cell fiber serves as part of our "cellular muscles?" Microfilament
The __________ is often called the microtubule organizing center Centrosome
Skin cells (epithelial) are held tightly together by? Desmosomes
ATP production occurs within which organelle? Mitochondrion
What do main cell structures have? Organelles, Plasma membranes, and cytoplasm
The structure that separates the contents of a cell from the surrounding tissue is known as The Plasma membrane
What are the functions of proteasomes? Breaking down abnormal and misfolded proteins released from the ER, looks like a hollow cylindrical drum made of protein subunits, requires the small protein called ubiquitin to pull proteins in.
Which organelles consist of vesicles that have pinched off from the golgi apparatus Lysosomes
In the cell membrane, the hydrophilic part of the phospholipid molecule faces the exterior of the cell and faces the interior of the cell
The dermis is composed of two layers, a thin papillary layer and a thick ________ layer. reticular
what does the pleura, peritoneum, and the pericardium have in common they are all serous membranes
A lubrication substance produced by goblet cells is called Mucus
The epidermis is composed of several types of epithelial cells, one type called keratinocytes, become filled with a tough, fibrous protein called Keratin
Which of the muscles contains intercalated disks cardiac muscle
Around the sixth month of pregnancy, the developing fetus is almost completely covered by a fine soft hair called Lanugo
The ______ junction "glues" the epidermis and dermis together and provides mechanical support for the dermis Dermoepidermal
The conducting unit of the nerve tissue is the Neuron
Stratified squamous (keratinized) epithelial cells are found in the epidermis
The basic determinant of skin color is Melanin
The strongest and most durable type of cartilage is Fibrocartilage
The most abundant and widespread tissue in the body is connective tissue
Which principal type covers the protects body surfaces and lines body cavities epithelial
The external ear is composed of elastic cartilage
Besides water, extracellular matric contains proteins and proteoglycans
Adipose tissue is a storage tissue
The skin glands include three kinds of microscopic glands. They are the _________glands. Sweat, sebaceous, and ceruminous
Each hair follicle has a small bundle of involuntary muscles attached to it called the Arrector pill muscle
Cells in a tissue are surrounded by or embedded in a complex extracellular material called a Matrix
Which of the following contains osteocytes? Bone
The two main layers that compose the skin are the dermis and Epidermis
The union of basal and fibroreticular laminae forms the basement membrane
The connective tissue membranes that line the spaces between bones and joints are called ________ membranes Synovial
The structure that lies deep to the dermis and forms a connection between the skin and the underlying structure of the body is the hypodermis
The fluid environment that fills the spaces between the cells of the body is called the Extracellular matrix
Which of the following is not a principal type of tissue Cardiac
Which of the following is not a primary germ layer Epiderm
What is the most superficial layer of the epidermis? Stratum corneum
Why are the last two pairs of false ribs designated as floating ribs? Floating ribs do not attach even indirectly to the sternum
The bone that articulates with the temporal bone in the only movable joint of the skull Mandible
Compact bone contains many cylinder-shaped structural units called? Osteons
The main shaft-like portion of a long bone is the? Diaohysis
The largest sesamoid bone in the body is the patella
The two bones that form the framework for the forearm are the Radius and Ulna
Spongy bone is characterized by? Open spaces partially filled by an assemblage of needle like structures
The medial part of the anterior chest wall is supported by a dagger-sped bone called Sternum
Created by: user-1991233
 

 



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