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HTHS 1110 Midterm Review Flashcards | StudBud
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HTHS 1110 Midterm Review
HTHS 1110 Midterm Review
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1
Receptors are membrane proteins that bind signaling molecules (ligand)
False
True
2
Microfilaments are the largest structural proteins.
False
True
3
Which answer best describes negative feedback loops?
Stop when the stimulus stops
Bring body back to homeostasis
Are rare
Examples include childbirth & clotting
4
Molecules move from HIGH concentration to LOW concentration.
True
False
5
ROYGBIV is…
Ultraviolet
Infrared
Radio
Visible
6
Glycogen…
Is the storage form of glucose
Is a disaccharide
Plant cell walls
Cannot be ingested by humans
7
Enzymes end in -____.
-ed
-ose
-ol
-ase
8
Which type of tonicity could end in the cell bursting?
Hypotonic
Hypertonic
Gin & tonic
Isotonic
9
The monomer for nucleic acids are called __________.
Nucleotides
RNA
Nucleosides
DNA
10
What does the “R” group define?
Which amino acid it is
Which nucleotide it is
Which triglyceride it is.
Not this one.
11
Glucose + fructose= _________
Maltose
Lactose
Cellulose
Sucrose
12
The elbow is distal to the wrist.
True
False
13
Which step in cellular respiration uses protons & electrons to drive ATP production?
Electron transport chain
Glycolysis
Krebs cycle
Acetyl-CoA formation
14
Which of the options below is an organelle involved in synthesis?
Cytoskeleton proteins
Golgi complex
Flagella
Peroxisomes
15
What goes INTO glycolysis?
0 glucose
2 glucose
2 pyruvate
1 glucose
16
Sperm are the only human cells with _______.
Cilia
Fimbriae
Pili
Flagella
17
What defines an element?
Positrons
Electrons
Neutrons
Protons
18
Gram negative bacteria stain ______.
Purple
Pink
Red
Blue
19
Glucose, fructose, & galactose are examples of disaccharides.
True
False
20
Another name for a catabolic reaction would be ________.
Exocytosis
Endergonic
Endothermic
Exergonic
21
How many ribs do we have?
12
10
13
5
22
Mitochondrial DNA is passed down the _______ line.
Fraternal
Paternal
Eternal
Maternal
23
Another term for clavicle is _________.
Sternum
Collar bone
Rib cage
Shoulder blade
24
Active transport requires energy _________ the concentration gradient.
No.
With
Against
Not this one.
25
What are the 4 most common elements in living things?
Carbon, hydrogen, oxygen, nitrogen
Carbon, hydrogen, oxygen, potassium
Neon, iron, oxygen, helium
Carbon, hydrogen, lithium, nitrogen
26
Where does the Citric Acid Cycle occur?
Rough ER
Mitochondrial matrix & cristae
It’s a scam.
Cytosol
27
Cations are ____ while anions are ____
+ , -
- , -
- , +
+ , +
28
Disease = ________ of homeostasis
Disruption
Not this one.
Not this one.
Balance
29
Protein monomers are called ___________?
Polypeptides
Monosaccharides
Amino acids
Fatty acids
30
Enzymes speed up reactions. (Think Tinder)
True
False
31
______________ is the study of structure.
Kinesiology
Biology
Physiology
Anatomy
32
Prokaryotes have a “true” nucleus.
False
True
33
The plasma membrane consists mainly of phospholipids.
True
False
34
Passive transport requires energy.
False
True
35
A symptom is a variable that can be objectively measured.
True
False
36
Electrons have a mass of 0 daltons.
True
False
37
Ligand gated channels open when…
Always open
Mechanical forces
Ligand binds with extracellular signal (NT)
There is a change in electrical charge across the membrane
38
Neutrons have a + charge.
False
True
39
The transverse plane separates the body into _________ & __________.
Left/right
Superior/inferior
Distal/proximal
Anterior/posterior
40
What is the 1st amino acid when a protein is made?
Isoleucine
Glycine
Methionine
Proline
41
The sagittal plane separates the body anterior/posterior
False
True
42
Anaerobic respiration ends in…..
Fermentation
Happiness & sunshine
Lots of ATP
Muscles that don’t hurt at all
43
How many amino acids are there?
21
15
36
20
44
CoA has a(n) _________ group (SHOVEL) that carries acetate.
Hydroxyl
Sulfhydryl
Friend
R
45
Hydrophobic means water “loving”
True
False
46
Which amino acid is the ONLY one with a sulfhydryl group & can form disulfide bonds?
Serine
Threonine
Cysteine
Glutamine
47
Homeostasis means balance/equilibrium
False
True
48
_______ + ______ = atomic mass
Protons + neutrons
Neutrons + electrons
Electrons + protons
No.
49
In an isotope, which component of an atom does NOT change?
Neutrons
Protons
Electrons
Atomic number
50
Neutrons ARE chemistry.
True
False
51
Phagocytosis
Eating
Drinking
Scaring
Sleeping
