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.
receptor.
B.
postitive feedback.
C.
control center.
D.
effector.
Question #2
At what level of organization is a tooth, which contains multiple tissue types?
A.
System level
B.
Atomic level
C.
Organ level
D.
Cell level
E.
Tissue level
Question #3
The two main divisions of microscopic anatomy are
A.
embryology and parasitology.
B.
neurobiology and surface anatomy.
C.
comparative anatomy and pathological anatomy.
D.
cytology and histology.
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.
False
B.
True
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.
thymus
B.
kidney
C.
liver
D.
pituitary
E.
pancreas
Question #7
These junctions hold adjacent cells together and provide resistance to mechanical stress.
A.
Tight junctions
B.
Gap junctions
C.
Desmosomes
D.
Synapses
Question #8
Which is a passive transport process?
A.
Phagocytosis
B.
Ion pump
C.
Pinocytosis
D.
Osmosis
E.
Receptor-mediated endocytosis
Question #9
Proteins that assist the movement of a substance across the membrane are called _________ proteins.
A.
intercellular attachment
B.
cytoskeleton
C.
catalytic
D.
identification
E.
transport
Question #10
The movement of glucose across a plasma membrane is achieved by
A.
phagocytosis.
B.
osmosis.
C.
facilitated diffusion.
D.
receptor-mediated exocytosis.
E.
ion pumps.
Question #11
The _________ are responsible for synthesizing most of a human body cell's ATP.
A.
nucleoli
B.
lysosomes
C.
microfilaments
D.
ribosomes
E.
mitochondria
Question #12
Placing a red blood cell in an extremely hypertonic solution leads to hemolysis.
A.
True
B.
False
Question #13
Mucus is moved along the lining of the trachea by extensions from cell membranes known as
A.
microvilli.
B.
cilia.
C.
flagella.
D.
stereovilli.
Question #14
Everything packaged by the Golgi apparatus for secretion leaves the cell within a vesicle.
A.
False
B.
True
Question #15
When ligands bind to them, ___________ receptors directly phosphorylate enzymes within the cell.
A.
G protein-coupled
B.
enzymatic
C.
phosphatase
D.
channel-linked
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