Section 1
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An experiment is performed to measure the temperature of boiling water at sea level. The actual boiling point in 100C. The data taken during the experiment show values of 104.6C, 104.5C, and 104C. What term best describes these data?
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Cards (51)
Section 1
(50 cards)
An experiment is performed to measure the temperature of boiling water at sea level. The actual boiling point in 100C. The data taken during the experiment show values of 104.6C, 104.5C, and 104C. What term best describes these data?
Precise
Which outcome measure would most likely indicate that a sample of water contains acid?
pH
What process is responsible for actively transporting small particles across the cell membrane?
Pinocytosis
Segments of a polypeptide chain can coil or fold as a result of hydrogen bonds, adding to a protein's structural conformation. What is this structure called?
Secondary structure
What is the name for the small, tail-like projection from the cellular membrane that is used for locomotion?
Flagella
What is the correct name of MgSo4?
Magnesium sulfate
A diploid germ cell containing 72 chromosomes undergoes meiosis. How many chromosomes will be in each gamete?
36
An improper balance between calcium and which substance can adversely affect the growth of healthy bone tissue?
phosphorus
What is the primary sympathetic neurohormone?
norepinephrine
Venous refers to which part of the body system?
Circulation
What is the expected pH of the stomach?
0.90 to 1.50
What mineral is responsible for muscle contraction?
Calcium
Which cellular process results in the formation of sugar from carbon dioxide?
Calvin cycle
What does the word 'pulmonary' mean?
lungs
What is the function of aldosterone?
Conserves sodium in the body
Why is DNA important for metabolic activities of the cell?
Controls synthesis of enzymes
The dermis is classified s a(n)
organ
What is a benefit of water's ability to make hydrogen bonds?
High specific heat
The function of the pulmonary veins is to carry ________________?
oxygenated blood to the left atrium
Chemical reactions in living systems preceed along catabolic pathways, and there tends to be an increase in _______/
entropy
What is the concentration of 58.5g of a NaCl in 2L of solution (atomic weights of each element are as follows: Na=23g/mol, CL=35/5 g/mol0?
0.5 mol NaCl
What is the primary cause of water molecules moving into or out of the cell?
Water molecule pressure gradient along the cell membrane
Which structure is divided into four lobes?
liver
Which vessel transports blood from the lung to the heart?
Pulmonary vein
Redox reactions are those that occur with a transfer of electrons. What would cause an increase in the oxidation number?
Oxidation
At which phase of meiosis does crossing over occur?
Prophase 1
What is the ground state electron configuration for zinc?
Is22s22s63s23p64s23d10
What is the function of the baroreceptors?
Decrease heart rate
What components of the blood helps maintain glomerular oncotic pressure at a normal level of 33mm Hg, which in turn keeps a large amount of water from escaping the capillary?
Protein
Upper motor neurons originate in which area of the body?
Motor area of the cerebral hemispheres
The Phalynx is a(n)
bone
Which sturcture is an example of a long bone?
metatarsal
Which nerve is responsible for regulating the amount of light entering the eye?
oculomotor nerve
What is the function of glucocorticoids that are secreted from the adrenal cortex?
carbohydrate, protein, and fat metabolism
Phenolphthalein changes from colorless to pink in basic solutions. At what pH value would the solution remain colorless?
8.4
Bile is secreted into which organ?
Small intestines
Where are the baroreceptors located?
Aorta
What is the correct electron configuration for neon?
Is22s22p6
Within liver cells, glycogen can be decomposed to yield glucose. For this process to occur, which substance must also be present?
glucagon and epinephrine
What is the primary purpose of the flagella on the surface of cells?
Movement of the cell
Which word refers to the lowest region of the spinal cord?
Lumbar
What is the weakest of all the intermolecular forces?
Dispersion
A catalyst increases the rate of reaction by ___________.
lowering the activation energy
What substance causes extreme dilation of arterioles and capillaries, stagnating blood flow within the tissues and leading to profound shock?
Histamine
How could water be boiled at room temperature?
Lower the pressure
Eye movement and papillary reflexes originate in which part of the central nervous system?
Midbrain
What is the correct formula for magnesium chloride?
MgCl2
What does parathyroid hormone regulate?
Calcium
Iodine and carbon dioxide undergo sublimation at room temperature and atmospheric pressure. What is this process?
Changing from a solid to a gas
Where are the pressoreceptors and chemoreceptors (specialized sensory nerves that assist with the regulation of circulation and respiration) located?
Carotid Body
Section 2
(1 card)