問題一覧
1
Correct Answer Only The Primitive Streak:
Defines left and right sides of the embryo
2
Wrongs Answers Only Brown Adipocytes:
Secrete adiponectin and leptin
3
Correct Answer Only Denosumab:
Is a monoclonal antibody that binds and inhibits RANK-L
4
Wrong Answers Only The Skeletal Muscle Fibers:
Are polynucleated cells derived from mononuclear monocyte-macrophage
5
Correct Answers Only Langerhans' Cells:
Originate from macrophage progenitor cells in the bone marrow
6
Correct Answers Only The TH1 Lymphocytes:
Synthesize Interferon-gamma (IFN𝛾) and Tumor Necrosis Factor-alpha (TNFɑ)
7
Correct Answesr Only Mast Cells:
Contain heparin, a highly sulfated proteoglycan
8
Wrongs Answers Only Somites:
Form through a process of segmentation of the intermeditate mesoderm
9
Correct Answers Only White Adipocyte:
Has the nucleus not always visible
10
Correct Answers Only The Notochordal Process forms and legthens by Migration of Cells from:
Primitive streak
11
Wrong Answers Only The Osteocytes:
Express sclerostin that is a negative regulator of osteoclast differentiation
12
Correct Answers Only Galactosyl Transferase Enzymes on the Sperm Head Bind To:
Galactose on ZP3
13
Correct Answer Only The Blastocyst Implants in the Endometrium:
On about day 6-7
14
Correct Answer Only If an Oocyte is Fertilized and the Blastocyst Implants, the Corpus Luteum:
Enlarges to form a corpus luteum of pregnancy
15
Correct Answers Only The Secondary or Definitive Yolk Sac:
Disappears during the third week
16
Correct Answers Only The Decidua Involved in Placenta Formation is the Decidua:
Basalis
17
Correct Answers Only The Axial Mesoderm:
Is formed by prechordal plate, notochordal process, and caudal eminence
18
Correct Answers Only The Immunoglobulin IgM:
Is the first antibody to appear in the respoise i initial exposure to an antigen
19
Correct Answers Only Periosteum Covers:
Cortical bone
20
Correct Answers Only Osteoclast Activity:
Requires an ATP-dependent proton pumps that transports protons through the ruffled border
21
Correct Answers Only Cells of the Peripheral Neuroglia are:
Schwann cells
22
Correct Answers Only The Parathyroid Hormone:
Inhibits sclerostin expression in osteocytes
23
Correct Answers Only Elastic Fibers:
Can be selectively stained with orcein
24
Wrong Answers Only Decidual Reaction Consists of:
Differentiation of adipocytes from stromal fibrocytes
25
Wrong Answers Only The Extraembyonic Somatic Mesoderm:
Forms the inner lining of the cytotrophoblast
26
Wrongs Answers Only The Somites Establish the Segemental Organization of the Body and Give Rise to:
The Primitive Kidneys
27
Wrong Answers Only Folliculogenesis Includes Each of the Following:
Luteal follicles
28
Wrong Answers Only The Neural Crest Cells:
Derive from the notchordal process
29
Wrong Answers Only Teritary Stem Villi Inculude Each of the Following:
Maternal Blood
30
Right Answers Only Smooth Muscle Cells:
Have caveolae in the sarcolemma which act like T-tubles of the skeletal muscle
31
Right Answers Only Inorganic Matrix Mineralization:
Needs Alkaline phosphatase to increase the local concentration of PO4- ions
32
Correct Answers Only In the immune system:
B cells account for 20% to 30% of the circulating Lymphocytes
33
Correct Answers Only Erythrocytes:
Display in their membrane the band 3 protein that exhanges bicarbonate for extracellular chloride
34
Correct Answers Only Immunoglobulins E (IgE):
Are responsible for anaphylactic hypersensitivty reactions
35
Correct Answers Only Oxygenated Blood enters the Fetal Body Through:
The umbilical vein
36
Correct Answers Only Closure of the Neural Tube:
Proceeds bidirectionally
37
Wrong Answers Only During Cartilage Histogenesis:
Condroblasts secrete type X collagen
38
Wrong Answers Only The Epithelium:
In ducts of male reproductive tubes is ciliated pseudostratified columnar
39
Wrong Answers Only According to the Structure and Function of Endocrine Glands:
The parafollicular cells of the thyroid secrete the parathyroid hormone
40
Wrong Answers Only Schwann Cells:
Show domain exposed to the endoneurium that is called the adaxonal plasma membrane
41
Wrong Answers Only Neutrophils:
Have sausage-shaped nuclei
42
Wrong Answers Only According to the structure and function of thyroid gland:
The principal component of colloid is the thyroglobulin containing about 12 tyrosine residues
43
Wrong Answers Only Multipolar Neurons:
Are generally found within the retina of the eye and the ganglia of the ear nerve
44
Wrong Answers Only Intramembranous Ossification:
Forms long bones
45
Wrong Answers Only In the Islet of Langerhans:
Alpha cells are the most numerous and produce insulin
46
Wrong Answers Only One of these Sentances are Wrong:
Gestational age is the time measured from conception to any point in the time prior to birth
47
Wrong Answers Only Primary Cilia:
Are motile and contain a 9 + 2 pattern of microtubules
48
Wrong Answers Only Sensory Neurons:
Provide somatic efferent fibers that send impulses to skeletal muscles
49
Wrong Answers Only Osteoclasts:
Are stimulated in resorbing bone by the action of Cbfal/RUNX2 expression
50
Wrong Answers Only Antigen-Presenting Cells (APC):
Through the action of perforins induce the apoptosis of viral-infected cells
51
Wrong Answers Only Saltatory Conduction:
The speed of saltatory conduction is related only to the thickness of the myelin
52
Wrong Answers Only The Sarcomere:
Is a segment between two adjacent I bands
53
Wrong Answers Only The Acetylcholine:
Is the neurotransmitter in catecholaminergic neurons
54
Wrong Answers Only During Female Gametogenesis:
Meiotic arrest of primary oocyte is at puberty
55
Wrong Answers Only During the 10 to 12 Day of Embryonic Development:
The chorion is characterized by secondary villi
56
Wrong Answers Only During Embryonic Folding:
The primitive gut forms from the folding ectoderm
57
Correct Answers Only What is the Average Size of the Gestational Sac to Allow to Visulaize the Embryo by Ultra Sound:
10-15 mm
58
Correct Answers Only Hydroxyapatite Crystals are:
Formed of calcium phosphate and calcium carbonate
59
Correct Answer Only Myofibroblasts:
Lack a surrounding basal lamina
60
Correct Answer Only The Fibrocartilage:
Contains both type I and type II collagen fibrils