Cytology
If a cell has a nucleus, it is _______ (eukaryotic/prokaryotic)
eukaryotic
What term describes the body's ability to maintain its normal state?
Homeostasis
True or False: Caffeine is an example of a drug
True
The vector whose length is the shortest distance from the initial to the final position.
Displacement
The charge of a nucleus of an atom is always _____
(Positive, Negative, or Neutral)
Positive
What does DNA stand for?
Deoxyribonucleic acid
A physiological or psychological dependence on a drug is referred to as:
A. Withdrawal
B. Tolerance
C. Relapse
D. Exposure
E. Addiction
Addiction
The equation Force = Mass times acceleration is a part of Newton's _____ Law of Motion
Second
What is the term for the mass of a given pure substance per a given unit?
Molar mass
The cell wall of a fungus is made of...
A. Cellulose
B. Starch
C. Peptidoglycan
D. Chitin
E. Phospholipids
Answer: Chitin
Cellulose- Found in the cell walls of plants
Starch- Type of carbohydrate
Peptidoglycan- Found in the cell walls of bacteria (polysaccharide)
Phospholipids- Cell membranes
Which of the following allows air to pass into the lungs?
(A) Aorta
(B) Esophagus
(C) Heart
(D) Pancreas
(E) Trachea
E) Trachea
Insulin is needed to move blood sugar (glucose) into cells. Inside the cells, glucose is stored and later used for energy. When you have ________, your fat, liver, and muscle cells do not respond correctly to insulin.
type 2 diabetes
What is the term for the vector sum of all forces on an object?
Net force
A reaction that releases heat is called a ___________ reaction.
Exothermic
Name 3 of the 5 concepts of the cell theory.
- All living things are made up of cells.
- Cells are the basic building blocks of life.
- All cells come from preexisting cells created through the process of cell division.
- Energy flow occurs within cells.
- Hereditary information is passed from cell to cell.
Which of the following closes and seals off the lower airway during swallowing?
(A) Alveoli
(B) Epiglottis
(C) Larynx
(D) Uvula
(E) Vocal cords
B) Epiglottis
Drugs interfere with the way neurons send, receive, and process signals via _________.
neurotransmitters
What is the study of motion of a body or system of bodies without consideration of the forces involved?
(Hint: First 3 equations on the formula chart)
Kinematics
The Law of ________ ___________ states that every chemical compound has a fixed ratio of its constiuent elements.
Definite proportions
True or False: Integral Proteins are attached to either the inner or outer membrane surface of the cell.
False
Which of the following allows gas exchange in the lungs?
(A) Alveoli
(B) Bronchi
(C) Bronchioles
(D) Capillaries
(E) Pleurae
A) Alveoli
_______ and _______ are the leading causes of cancer in the U.S., a new American Cancer Society analysis finds. (250 points each)
Smoking and obesity
A safe car takes 30.0 m to stop when traveling at 80.0 km/hr. What is the average acceleration of the safe car?
-8.2 m/s2
Balance this chemical equation: __KNO3 + __H2CO3 → __K2CO3 + __HNO3
2KNO3 + H2CO3 → K2CO3 + 2HNO3