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A & P: Final Exam (Test #1)
Terms in this set (48)
What form of membrane transport requires the expenditure of energy in the form of ATP?
What is the definition of homeostasis?
The ability to maintain relatively stable internal conditions even though the outside world changes continuously
What type of bone cell is activated by the release of parathyroid hormone (PTH)?
Which type of skin cancer is the least dangerous?
What type of connective tissue forms the lamina propria around blood vessels?
What are the functions of cell adhesion molecules (CAMs)?
-Anchor cell to other cells & extracellular matrix SOS signals
-Assist movement of cells past one another
If an atom contained 10 protons, 10 electrons, and 8 neutrons, how much would it weigh in atomic mass units (amu's). Your answer should be an integer.
The skin plays a role in the manufacture of vitamin ______.
Adding new bony matrix to injury sites is known as _________.
What muscle cells are also called skeletal muscle?
Fingerprints are copies of __________.
The three major subclasses of lipids include:
phospholipids, steroids, & triglycerides
What molecule would not pass easily through the plasma membrane by simple diffusion?
What will be the effect on a chemical reaction if the concentration of reactants is decreased?
The speed of the reaction will slow
The sodium-potassium pump __________.
pumps Na+ out & K+ into cell
The major building blocks of nucleic acids are __________.
What is an example of phagocytosis?
An immune cell engulfing a bacterium
A red blood cell placed into a container of very salty water will ________ water via ____________.
What is the function of hematopoietic tissue in bones?
generate blood cells
What specialized term reflects the epithelial tissue found lining the inside of blood and lymph vessels?
What are the functions of membrane proteins?
-receptors for signal transduction
-attachments for the cytoskeleton
The atomic mass of glucose is 180 amu. How many atoms of glucose would you find in a 1000 ml of a 0.1 M solution?
6.02 X 10^22
The mass number of an element can be easily approximated by adding together the number of __________ in an atom of that element.
protons and neutrons
The basic functional unit of living organisms is the __________.
What type of subcutaneous connective tissue stores fat?
Growth of cartilage from adding new cartilage to the surface is called _____ .
What are special characteristics of epithelial tissues?
-supported by connective tissue
What 3 pigments contribute to skin color?
After a pregnancy, the abdominal skin may show white striae, more commonly known as ___________.
Fluid component between plasma membrane & nuclear envelope
What type of cartilage is found in your knee and in your intervetebral discs?
___________ is the study of the body's function.
What type of cartilage would be found at the end of your femur where it articulates with your hip?
What is the name for the study of tissues?
Spongy bone is made up of a honeycomb of small, needle-like or flat pieces of bone called ________?
Living systems differ from nonliving systems in that
living systems combine simple elements in unique combinations.
How many bones are there in the human body? (Your answer should be an integer)
Which body system is responsible for manipulating the environment?
Muscle (muscular) system
A buffer will absorb H+ ions if the blood pH __________.
falls (becomes more acidic)
Which layer of the epidermis contains stem cells that continuously divide to replace the cells that die?
Which muscle type is responsible for propelling food through the digestive tract?
What animal intercellular junction is allows small molecules (e.g. glucose, ions) to pass directly between cells?
What skin color may indicate low oxygen levels?
What would long bone growth look like in an individual whose was castrated before reaching puberty, and never generated sex hormones?
The long bones would grow excessively.
Ionic bonds connect atoms together by __________.
What are the functions of bones?
What is the pH of a solution with a hydroxyl ion [OH-] concentration of 10 -6 M. (Your answer should be an integer)
The major building block for proteins is __________.
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