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Quiz 1 ch. 1,3,4, & 5
Terms in this set (44)
The smallest living unit within the human body is
Which of the following describes the plasma membrane
the phospholipid bilayer surrounding the cell
Which of the following statements correctly describes the architecture of a plasma membrane?
Proteins and cholesterol are embedded in the phospholipid bilayer, forming a fluid mosaic.
The organelles and the watery component of the cell together is called
The watery component of the cytoplasm is called
Most eukaryotic cells have a membrane-bound _________ that contains the genetic material .
Some cells contain large numbers of mitochondria while others have relatively few or none. This suggests that ________.
Cells with large numbers of mitochondria have a high energy demand.
Which of the following consists of a network of intracellular membranes with attached ribosomes?
Rough endoplasmic reticulum
Synthesis of lipids and glycogen takes place at the _______.
When activated, lysosomes function in _________.
Digestion of material
Which of the following is not one of the four main tissue categories?
Cells that are flat and thin are classified as ________.
The epithelium that forms air sacs in the lungs is _______.
Simple squamous epithelium
Which of the following tissues are classified as "connective tissue proper"?
areolar, adipose, and dense irregular
Blood is which type of tissue?
The three categories of connective tissue are ______.
Connective tissue proper, fluid connective tissues, and supporting connective tissues
the three types of protein fibers in connective tissues are_______.
Collagen, reticular, and elastic
The most common type of cartilage is _________ cartilage.
Tissue that is specialized for contraction is __________.
Intercalated discs and pacemaker cells are characteristics of ___________.
Cardiac muscle tissue
Tissue that is specialized for the conduction of electrical impulses is _________ tissue.
Pseudostratified columnar epithelium ciliated variety _________.
Lines most of the respiratory tract
The layer of the skin that provides a barrier against bacteria as well as chemical and mechanical injuries is the ___________.
The epidermis of the skin is composed of which type of tissue?
Keratinized stratified squamous epithelium
The layer of the skin that contains the blood vessels and nerves that are closest to the surface of the skin is the _______ layer.
Glands that discharge an oily secretion into hair follicles are ________ glands.
A fluid-filled blister develops when excessive rubbing of the skin causes the ________ and _______ to separate from each other.
A needle would pierce the epidermal layers of the forearm in which order?
Corneum, granulosum, spinosum, basale
The epidermis consists of five layers of cells, each layer with a distinct role to play in the health, well-being, and functioning of the skin. Which of the following layers os responsible for cell division and replacement?
The dermis _________.
Has two layers
Keratinocytes are important cells in the epidermis because they_________.
Produce a fibrous protein that gives the skin protective properties
What is the pigment that protects the deeper cells of the skin from harmful UV radiation?
When the anatomy of a body part is intimately tied to its specific function, scientists call this the principle of ___________.
complementary nature of structure and function
Which of the following is arranged in correct order from the most complex to the simplest?
molecular, cellular, tissue, organ, system, organism
A person who is standing facing forward with hands at the sides and palms facing forward is in the
An anatomical term that means the same as ventral:
Which plane divides the body into right and left parts?
The two major divisions of the ventral body cavity are the
thoracic and abdominopelvic
The diaphragm muscle separates the _____ from the _____
thoracic cavity and abdominopelvic cavity
The thoracic cavity contains the
pericardial and pleural cavities
Identify a structure located within the mediastinum
The dorsal cavity is the site of which of the following?
The quadrants of the abdominopelvic region include all of the following except
The liver is primarily located in the ________ quadrant.
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