PTRS 882 Pathophysiology KUMC Exam 1
1. The phospholipid bilayer is made up of a that is hydrophilic and a
that is hydrophobic. head,
tail
tail, head protein, tail
protein head: head, tail
2. The rough endoplasmic reticulum is considered rough due to the presence of what molecule.
proteins
lysosomes
ribosomes
enzymes: ribosomes
3. The function of a ribosome in the rough endoplasmic reticulum is to? store Ca+
facilitate the sodium-potassium pump make proteins
produce lipids and carbohydrates: make proteins
4. The function of the smooth endoplasmic reticulum is to? store Ca+
facilitate the sodium-potassium pump make proteins
produce lipids and carbohydrates: produce lipids and carbohydrates
5. The function of the sarcoplasmic reticulum in muscle cells is to? store Ca+
facilitate the sodium-potassium pump make proteins
produce lipids and carbohydrates: store Ca+
6. What molecule in the cytoplasm breaks down old molecules? golgi apparatus
lysosome mitochondrian
endoplasmic reticulum: lysosome
7. What molecule in the cytoplasm creates energy for the cell? golgi apparatus
lysosome mitochondrian
endoplasmic reticulum: mitochondrian
8. What molecule in the cytoplasm is responsible for synthesizing and pack- aging molecules to send to other
parts of the cell and outside of the cell?
, PTRS 882 Pathophysiology KUMC Exam 1
golgi apparatus
lysosome mitochondrian
endoplasmic reticulum: golgi apparatus
9. In a patient with Alzheimers disease, the are broken down in the
cytoplasm, causing neuron fibers to deteriorate.
microfilaments
microtubules lysosomes
golgi apparatus: microtubules
10.What is the best description of interferons? (multiple answers) small proteins that affect cell
behavior
they stimulate NK cells
they stimulate chemotaxis of leukocytes
they are produced to prevent bacteria replication
they are produced to prevent virus replication: they are produced to prevent virus replication
they stimulate NK cells
11.What chemical mediators are secreted by cells histamine and
bradykinin
histamine and prostaglandins prostaglandins and leukotrienes
leukotrienes and bradykinin: histamine and bradykinin
12.What chemical mediators are released by damaged cells histamine and bradykinin
histamine and prostaglandins prostaglandins and leukotrienes
leukotrienes and bradykinin: prostaglandins and leukotrienes
13.The cilium is an antenna-like surface projection that. increases the surface
area of the cellular membrane increases the risk for obesity
controls insulin release in pancreatic cells: controls insulin release in pancreatic cells
14.Mast cells release and in response to injury, causing
histamine, bradykinin, granulation
histamine, bradykinin, degranulation histamine,
cytokines, degranulation
histamine, cytokines, granulation: histamine, bradykinin, degranulation
, PTRS 882 Pathophysiology KUMC Exam 1
15.During replication, DNA is separated by .
helicase
DNA polymerase telomeres
ribosomes: helicase
16.During replication, DNA chains are linked together to form a new strand by
.
helicase
DNA polymerase RNA
polymerase
histones: DNA polymerase
17.The attachment site of the amino acid on the tRNA strand is located at the
.
5' end
3' end T-
loop
anticodon loop: 3' end
18.tRNA is responsible for carrying to create .
amino acids, enzymes
proteins, ribosomes proteins, amino
acids
amino acids, proteins: amino acids, proteins
19.What nucleotide is specific to RNA molecules only? thymine
uracil guanine
adenine: uracil
20.When a gene is expressed, RNA polymerase attaches to the start of the gene, moving along the DNA strand
and creating an mRNA out of free bases. The DNA code determines the bases for the mRNA. This process is
called. phosphorylation
active transport transcription
translation: transcription
21.When the mRNA moves out of the nucleus into the cytoplasm, a ribosome reads the code to make a chain of
amino acids. mRNA is read three bases at a time by tRNA. This process is called.
phosphorylation active
transport
1. The phospholipid bilayer is made up of a that is hydrophilic and a
that is hydrophobic. head,
tail
tail, head protein, tail
protein head: head, tail
2. The rough endoplasmic reticulum is considered rough due to the presence of what molecule.
proteins
lysosomes
ribosomes
enzymes: ribosomes
3. The function of a ribosome in the rough endoplasmic reticulum is to? store Ca+
facilitate the sodium-potassium pump make proteins
produce lipids and carbohydrates: make proteins
4. The function of the smooth endoplasmic reticulum is to? store Ca+
facilitate the sodium-potassium pump make proteins
produce lipids and carbohydrates: produce lipids and carbohydrates
5. The function of the sarcoplasmic reticulum in muscle cells is to? store Ca+
facilitate the sodium-potassium pump make proteins
produce lipids and carbohydrates: store Ca+
6. What molecule in the cytoplasm breaks down old molecules? golgi apparatus
lysosome mitochondrian
endoplasmic reticulum: lysosome
7. What molecule in the cytoplasm creates energy for the cell? golgi apparatus
lysosome mitochondrian
endoplasmic reticulum: mitochondrian
8. What molecule in the cytoplasm is responsible for synthesizing and pack- aging molecules to send to other
parts of the cell and outside of the cell?
, PTRS 882 Pathophysiology KUMC Exam 1
golgi apparatus
lysosome mitochondrian
endoplasmic reticulum: golgi apparatus
9. In a patient with Alzheimers disease, the are broken down in the
cytoplasm, causing neuron fibers to deteriorate.
microfilaments
microtubules lysosomes
golgi apparatus: microtubules
10.What is the best description of interferons? (multiple answers) small proteins that affect cell
behavior
they stimulate NK cells
they stimulate chemotaxis of leukocytes
they are produced to prevent bacteria replication
they are produced to prevent virus replication: they are produced to prevent virus replication
they stimulate NK cells
11.What chemical mediators are secreted by cells histamine and
bradykinin
histamine and prostaglandins prostaglandins and leukotrienes
leukotrienes and bradykinin: histamine and bradykinin
12.What chemical mediators are released by damaged cells histamine and bradykinin
histamine and prostaglandins prostaglandins and leukotrienes
leukotrienes and bradykinin: prostaglandins and leukotrienes
13.The cilium is an antenna-like surface projection that. increases the surface
area of the cellular membrane increases the risk for obesity
controls insulin release in pancreatic cells: controls insulin release in pancreatic cells
14.Mast cells release and in response to injury, causing
histamine, bradykinin, granulation
histamine, bradykinin, degranulation histamine,
cytokines, degranulation
histamine, cytokines, granulation: histamine, bradykinin, degranulation
, PTRS 882 Pathophysiology KUMC Exam 1
15.During replication, DNA is separated by .
helicase
DNA polymerase telomeres
ribosomes: helicase
16.During replication, DNA chains are linked together to form a new strand by
.
helicase
DNA polymerase RNA
polymerase
histones: DNA polymerase
17.The attachment site of the amino acid on the tRNA strand is located at the
.
5' end
3' end T-
loop
anticodon loop: 3' end
18.tRNA is responsible for carrying to create .
amino acids, enzymes
proteins, ribosomes proteins, amino
acids
amino acids, proteins: amino acids, proteins
19.What nucleotide is specific to RNA molecules only? thymine
uracil guanine
adenine: uracil
20.When a gene is expressed, RNA polymerase attaches to the start of the gene, moving along the DNA strand
and creating an mRNA out of free bases. The DNA code determines the bases for the mRNA. This process is
called. phosphorylation
active transport transcription
translation: transcription
21.When the mRNA moves out of the nucleus into the cytoplasm, a ribosome reads the code to make a chain of
amino acids. mRNA is read three bases at a time by tRNA. This process is called.
phosphorylation active
transport
