Bio 2050 - Anatomy and Physiology » Fall 2022 » Chapter 1 & 4 Quiz
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Question #1
When you are exposed to bright light, a reflex is initiated and the muscles of your iris contract to decrease your pupil size. The iris muscles are acting as a(n)
A.
postitive feedback.
B.
control center.
C.
effector.
D.
receptor.
Question #2
At what level of organization is a tooth, which contains multiple tissue types?
A.
System level
B.
Organ level
C.
Atomic level
D.
Tissue level
E.
Cell level
Question #3
The two main divisions of microscopic anatomy are
A.
cytology and histology.
B.
comparative anatomy and pathological anatomy.
C.
embryology and parasitology.
D.
neurobiology and surface anatomy.
Question #4
Damage to the heart can cause inadequate blood circulation, which can lead to more damage to the heart. This is an example of a positive feedback cycle.
A.
True
B.
False
Question #5
The urinary system filters the blood, concentrates waste products, and removes waste products from the body.
A.
True
B.
False
Question #6
Catalase-containing peroxisomes are most abundant in ______ cells.
A.
pancreas
B.
liver
C.
pituitary
D.
kidney
E.
thymus
Question #7
These junctions hold adjacent cells together and provide resistance to mechanical stress.
A.
Tight junctions
B.
Desmosomes
C.
Synapses
D.
Gap junctions
Question #8
Which is a passive transport process?
A.
Receptor-mediated endocytosis
B.
Osmosis
C.
Phagocytosis
D.
Pinocytosis
E.
Ion pump
Question #9
Proteins that assist the movement of a substance across the membrane are called _________ proteins.
A.
transport
B.
intercellular attachment
C.
cytoskeleton
D.
identification
E.
catalytic
Question #10
The movement of glucose across a plasma membrane is achieved by
A.
phagocytosis.
B.
facilitated diffusion.
C.
receptor-mediated exocytosis.
D.
osmosis.
E.
ion pumps.
Question #11
The _________ are responsible for synthesizing most of a human body cell's ATP.
A.
lysosomes
B.
ribosomes
C.
mitochondria
D.
microfilaments
E.
nucleoli
Question #12
Placing a red blood cell in an extremely hypertonic solution leads to hemolysis.
A.
False
B.
True
Question #13
Mucus is moved along the lining of the trachea by extensions from cell membranes known as
A.
cilia.
B.
stereovilli.
C.
flagella.
D.
microvilli.
Question #14
Everything packaged by the Golgi apparatus for secretion leaves the cell within a vesicle.
A.
True
B.
False
Question #15
When ligands bind to them, ___________ receptors directly phosphorylate enzymes within the cell.
A.
enzymatic
B.
channel-linked
C.
phosphatase
D.
G protein-coupled
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