1ST BIMEX Flashcards by SALI BABY

TRUE of the Null cells EXCEPT:

humorally mediated immune response.
possess FC receptors
nonspecific cytotoxicity against virus-infected and tumor cells.
no cell surface determinants

humorally mediated immune response.

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These cells lack nuclei & organelles:

platelets
erythrocytes
lymphocytes
monocytes
1st & 2nd choices only
3rd & 4th choices only
All of the above

erythrocytes

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The strong basophilia of the granules in Basophils is due to the presence of the
following EXCEPT:

major basic proteins (MBP)
heparin
sulfated glycosaminoglycans (GAGs)

major basic proteins (MBP)

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Both basophils and mast cells have surface receptors for what type of
immunoglobulin?

IgA
IgM
IgE
SIG
IgG
Other:

IgE

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This/These cells have metachromatic granules containing heparin and histamine.

basophils
eosinophils
neutrophils
mast cells
1st & fourth cells only
all the cells above

1st & fourth cells only

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In larger blood vessels RBCs may adhere to one another loosely in stacks called

rouleaux formation
agglutination
coin formation
rolex formation

rouleaux formation

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Identify the hemopoietic growth factors that activate and promote hemopoiesis

macrophage colony-stimulating factor

A. acts on granulocyte progenitor cells
B. acts on PHSC, CFU-S, & myeloid progenitor cells
C. acts on CFU-Ly
D. acts on granulocyte and monocyte progenitor cells
E. acts on monocyte progenitor cells
F. acts on BFU-E and CFU-E

E. acts on monocyte progenitor cells

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Identify the hemopoietic growth factors that activate and promote hemopoiesis

erythropoietin

F. acts on BFU-E and CFU-E

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Identify the hemopoietic growth factors that activate and promote hemopoiesis

interleukin-3

B. acts on PHSC, CFU-S, & myeloid progenitor cells

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Identify the hemopoietic growth factors that activate and promote hemopoiesis

interleukin-7

C. acts on CFU-Ly

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Identify the hemopoietic growth factors that activate and promote hemopoiesis

granulocyte colony-stimulating factor

A. acts on granulocyte progenitor cells

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Identify the hemopoietic growth factors that activate and promote hemopoiesis

granulocyte-macrophage colony-stimulating factor

D. acts on granulocyte and monocyte progenitor cells

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This statement DON’T refer to the roles of Mitochondrial fusion & binary fission

A. Fusion counteracts the accumulation of mitochondrial mutations during aging
B. Fission serves to eliminate damaged organelles in order to allow their removal by autophagy
C. Fusion occurs under conditions of low cellular energy demand
D. Fission functions in partitioning and inheritance of the organelles during cell division

C. Fusion occurs under conditions of low cellular energy demand

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This lymphocyte is responsible for the cellularly mediated immune response:

B cells
T cells
Null cells

T cells

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Compare Animal & Plant Cells. (you may choose more than one answer)

cell membrane

A. animal cell
B. plant cell

A. animal cell

B. plant cell

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Compare Animal & Plant Cells. (you may choose more than one answer)

endoplasmic reticulum

A. animal cell
B. plant cell

A. animal cell

B. plant cell

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Compare Animal & Plant Cells. (you may choose more than one answer)

lysosomes

A. animal cell
B. plant cell

A. animal cell

B. plant cell

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Compare Animal & Plant Cells. (you may choose more than one answer)

mitochondria

A. animal cell
B. plant cell

A. animal cell

B. plant cell

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Compare Animal & Plant Cells. (you may choose more than one answer)

chloroplasts

A. animal cell
B. plant cell

B. plant cell

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Compare Animal & Plant Cells. (you may choose more than one answer)

nucelolus

A. animal cell
B. plant cell

A. animal cell

B. plant cell

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Compare Animal & Plant Cells. (you may choose more than one answer)

nucleus usually at center

A. animal cell
B. plant cell

A. animal cell

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Compare Animal & Plant Cells. (you may choose more than one answer)

nucleus

A. animal cell
B. plant cell

A. animal cell

B. plant cell

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Compare Animal & Plant Cells. (you may choose more than one answer)

cell wall

A. animal cell
B. plant cell

B. plant cell

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This leukocytes also remove antigen-antibody complexes from interstitial fluid by phagocytosis.

Basophils
Neutrophils
Monocytes
Lymphocytes
Eosinophils

Eosinophils

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The cells actually responsible for storing fat in the marrow are the ________. osteocytes fibroblasts cells adventitial reticular cells. adipose cells

adipose cells

These leukocytes are abundant in the intestinal lining: ``` Monocytes Eosinophils Lymphocytes B & C only All ```

Eosinophils

AT what stage of the granulocytic series can each type be FRIST distinguished from each other? ``` mature granulocyte juvenile form myelocytes metamyelocytes myeloblast promyelocytes ```

myelocytes

The following refer to the granules of the Neutrophils EXCEPT: A. Large azurophilic primary granules containing myeloperoxidase, lysozyme, B. Smaller specific secondary granules containing collagenases, and bactericidal proteins C. Tertiary granules contain gelatinase, cathepsins, and defensins

Tertiary granules contain gelatinase, cathepsins, and defensins

The prometer DNA in these cells is mostly unmethylated: blood cells muscle cells sex cells

blood cells

Circulating platelets have a life span of about _____. 10days 1week 2weeks 20days

10days

The most abundant leukocyte ``` neutrophil basophil monocyte lymphocyte eosinophil ```

neutrophil

The following statements refer to human erythrocytes suspended in an isotonic medium, EXCEPT: 2.6-µm thick at the rim, flexible biconvex discs. only 0.75-µm thick in the center. approximately 7.5 µm in diameter,

flexible biconvex discs.

This is NOT among the functions of Smooth endoplasmic reticulum A. detoxification of certain drugs and toxins such as barbiturates and alcohol B. synthesis of cholesterols and lipids C. regulate the production of integral membrane proteins D. sequester and release calcium ions during skeletal muscle contraction and relaxation

C. regulate the production of integral membrane proteins

This is NOT CORRECT regarding platelets: they are generally discoid often appear in clumps have lightly stained peripheral granulomere sparse glycocalyx surrounding plasmalemma

have lightly stained peripheral granulomere | GRANULOMER IS CENTRAL ZONE

Normal concentration of erythrocytes in women: 150,000-450,000 /mm3 4. 1-6.0 million/µL or mm3 3. 9-5.5 million/µL or mm3

3.9-5.5 million/µL or mm3

This is the largest cell in the blood. ``` Eosinophils Neutrophils Lymphocytes Monocytes Basophils ```

Monocytes

This statement is TRUE regarding blood and bone marrow staining: A. Cytoplasm takes up the acidic Eosin stain, while the nucleus is stained with basic Methylene blue. B. Cytoplasm takes up the basic Eosin stain, while the nucleus is stained with acidic Methylene blue. C. Cytoplasm & nucleus take up the acidic Eosin stain, while the interstitial background is stained with basic Methylene blue. D. Cytoplasm takes up the basic Methylene blue stain, while the nucleus is stained with acidic Eosin

A. Cytoplasm takes up the acidic Eosin stain, while the nucleus is stained with basic Methylene blue.

State the conditions during which the Mitochondria decides to undergo Fission or Fusion high energy demand

Fusion

State the conditions during which the Mitochondria decides to undergo Fission or Fusion cell division

Fission

State the conditions during which the Mitochondria decides to undergo Fission or Fusion counteracts mutations during aging -

Fusion

State the conditions during which the Mitochondria decides to undergo Fission or Fusion elimination of damaged organelles

Fission

State the conditions during which the Mitochondria decides to undergo Fission or Fusion apoptosis

Fission

``` They recognize epitopes (antigenic determinants) that are displayed by cells possessing HLA (human leukocyte antigen: ``` Null cells B lymphocytes Natural T killer cells T lymphocytes

T lymphocytes

The following are Linege specific Hematopoietic Growth Factors EXCEPT: ``` IL-6 IL-5 Erythropoietin Thrombopoietin M-CSF G-CSF ```

IL-6

Trace the Red Cell development by assigning letters to the following cells by order of appearance: ``` Polychromato-philic erythroblasts pro-erythroblasts basophilic erythroblasts erythrocytes reticulocytes Ortho-chromatophilic erythroblasts ```

``` pro-erythroblasts - A basophilic erythroblasts - B Polychromato-philic erythroblasts - C Ortho-chromatophilic erythroblasts-D reticulocytes-E erythrocytes-F ```

Compare Prokaryotic versus Eukaryotic Cell: (you can choose more than one answer.) cell membrane

both

Compare Prokaryotic versus Eukaryotic Cell: (you can choose more than one answer.) membrane-bound nucleus

euk

Compare Prokaryotic versus Eukaryotic Cell: (you can choose more than one answer.) multicelular organisms

euk

Compare Prokaryotic versus Eukaryotic Cell: (you can choose more than one answer.) chromatin material

both

Compare Prokaryotic versus Eukaryotic Cell: (you can choose more than one answer.) membrane bound organelles

euk

Compare Prokaryotic versus Eukaryotic Cell: (you can choose more than one answer.) unicellular organisms

both

The leukocyte with the longest lifetime ``` lymphocyte eosinophil monocyte basophil neutrophil ```

lymphocyte /???monocyte

These cells DO NOT arise from Monocytes as their precursor: mast cells osteoclasts microglia macrophages

mast cells

Which of the following contents of the Neutrophilic granules can degrade the components of bacterial cell walls? ``` gelatinase defensins collagenase cathepsins myeloperoxidase lysozyme ```

lysozyme

Senescent or worn out RBCs displaying swelling or other shape abnormalities are recognized and removed from circulation, mainly by macrophages of the following organs: ``` liver 2nd, 4th, & 5th choices only 1st, 2nd & 3rd choices only All of the above spleen bone marrow 1st, 2nd, & 5th choices only lymph node adrenals ```

1st, 2nd & 3rd choices only | LIVER, SPLEEN, BONE MARROW

Functions of Interleukins interleukin-3 acts on PHSC, CFU-S, & myeloid progenitor cells acts on CFU-Ly

acts on PHSC, CFU-S, & myeloid progenitor cells

Functions of Interleukins interleukin-7 acts on PHSC, CFU-S, & myeloid progenitor cells acts on CFU-Ly

acts on CFU-Ly

Synthesis of Proteins involves the following steps: ``` DNA REPLICATION TRANSCRIPTION TRANSLATION first 2 only last 2 only ```

last 2 only

This cell could divide more rapidly, producing large numbers of differentiated cells: mature cells stem cells committed progenitor cells

committed progenitor cells

Which contents of the Eosinophils act to kill parasitic worms or helminths? ``` major basic proteins eosinophilic peroxidase arginine-rich factor 1st 2 choices only all of the above Other: ```

1st 2 choices only

Plasma contains proteins in the following decreasing order of quantity: Regulatory Proteins-Globulin-Albumin-Fibrinogen Globulin--Fibrinogen-Regulatory Proteins-Albumin Albumin-Globulin-Fibrinogen-Regulatory Proteins Globulin-Albumin-Fibrinogen-Regulatory Proteins

Albumin-Globulin-Fibrinogen-Regulatory Proteins

Give the roles of the following parts in the cell: Inclusions A. storage forms of nutrients, crystals, & pigments B. degrade individual molecule of denatured or nonfunctioning polypeptide or proteins C. contain catalase to break down hydrogen peroxide

A. storage forms of nutrients, crystals, & pigments

Give the roles of the following parts in the cell: Peroxisomes A. storage forms of nutrients, crystals, & pigments B. degrade individual molecule of denatured or nonfunctioning polypeptide or proteins C. contain catalase to break down hydrogen peroxide

C. contain catalase to break down hydrogen peroxide

Give the roles of the following parts in the cell: Proteasomes A. storage forms of nutrients, crystals, & pigments B. degrade individual molecule of denatured or nonfunctioning polypeptide or proteins C. contain catalase to break down hydrogen peroxide

B. degrade individual molecule of denatured or nonfunctioning polypeptide or proteins

This CORRECTLY states regarding each Golgi apparatus (complex): A. It has a convex entry face, known as the cis face closer to the rough endoplasmic reticulum B. Its exit face is concave, known as the medial face oriented toward the cell membrane C. Between the entrance and the exit faces are intermediate cisternae, known as the trans face D. It is composed of a cluster of vesicles, tubules, and flattened membrane-bounded cisternae

D. It is composed of a cluster of vesicles, tubules, and flattened membrane-bounded cisternae

The delta granules of platelets contain the following EXCEPT: ATP platelet derived growth factor ADP serotonin

platelet derived growth factor

1ST BIMEX Flashcards

(66 cards)