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WorksheetsChapters 20 to 23 Histo Past Year
Total questions: 85
Worksheet time: 1hrs 25mins
Name
Class
Date
1.
Active osteoclasts possess ruffled borders.
a)
True
b)
False
2.
Addison disease is caused by destruction of adrenal cortex.
a)
True
b)
False
3.
Calcitonin raises low blood Calcium levels to resorb bone matrix.
a)
True
b)
False
4.
Chief parathyroid cells produce calcitonin.
a)
True
b)
False
5.
Corticotrophs of hypophysis produce MSH.
a)
True
b)
False
6.
Corticotrophs synthesize POMC, which is cleaved into some hormones (eg ACTH and β-LPH)
a)
True
b)
False
7.
Hypothalamic dopamine releases prolactin in anterior pituitary.
a)
True
b)
False
8.
Medullary adrenal chromaffin cells are innervated by postganglionic sympathetic neurons.
a)
True
b)
False
9.
Mineralocorticoids are produced in adrenal medulla cells.
a)
True
b)
False
10.
Parafollicular (C cells) of thyroid derive from the neural crest.
a)
True
b)
False
11.
Parathyroids are derivatives of pharyngeal pouches.
a)
True
b)
False
12.
POMC is synthesized in basophils of adenohypophysis.
a)
True
b)
False
13.
Receptors for thyroid hormones are in cytoplasm of target cells.
a)
True
b)
False
14.
Releasing hormones of hypothalamus are peptides, stimulating anterior pituitary cells.
a)
True
b)
False
15.
RER of thyroid cells is a place of the synthesis of T3 and T4.
a)
True
b)
False
16.
The prostate has dense fibromuscular stroma.
a)
True
b)
False
17.
Zona reticularis occupies about 40% of adrenal cortex.
a)
True
b)
False
18.
Androgen-Binding Protein (ABP) concentrates inhibin to do spermiogenesis.
a)
True
b)
False
19.
Androgen-binding protein is secreted by Leydig cells.
a)
True
b)
False
20.
Each testis is surrounded by a loose connective tissue capsule, the tunica albuginea.
a)
True
b)
False
21.
Fibrinogen is one of the components of the fluid from seminal vesicle.
a)
True
b)
False
22.
Fluid from seminal vesicles makes less than 20% of the ejaculate.
a)
True
b)
False
23.
Golgi apparatus forms the acrosome
a)
True
b)
False
24.
Interstitial cells are present in prostate gland.
a)
True
b)
False
25.
Myoid cells are in basement membrane of seminal tubules.
a)
True
b)
False
26.
Principal cells of epithelium of epididymal ducts have a lot of cilia.
a)
True
b)
False
27.
Rete testis is localized after the epididymal ducts.
a)
True
b)
False
28.
Secondary spermatocyte goes into differentiation
a)
True
b)
False
29.
Seminiferous tubules are surrounded by connective tissue containing many large interstitial cells called Sertoli cells.
a)
True
b)
False
30.
Spermatogenesis of sperm is the final differentiation process occurring in the haploid male germ.
a)
True
b)
False
31.
Spermatogenic epithelium consists of two types of cells: large dividing Sertoli cells and nondividing cells of the spermatogenic lineage.
a)
True
b)
False
32.
Spermatogonia has 23 pairs.
a)
True
b)
False
33.
Supporting tissue of seminiferous tubules is epithelial tissue.
a)
True
b)
False
34.
The accessory genital glands are the seminal vesicles, the prostate gland, and the bulbourethral glands.
a)
True
b)
False
35.
The primary spermatocyte has 23 pairs of chromosomes.
a)
True
b)
False
36.
The spermiogenesis involves differentiation of spermatids.
a)
True
b)
False
37.
Tunica albuginea is part of peritoneum.
a)
True
b)
False
38.
About 5 days after fertilization of the embryo reaches the uterine cavity.
a)
True
b)
False
39.
All cases of monozygotic twins look identical.
a)
True
b)
False
40.
All classes of immunoglobulins can slowly pass placental barrier.
a)
True
b)
False
41.
All tubes in mammary gland connect into the one lactiferous duct.
a)
True
b)
False
42.
Allantois possess hemopoietic activity.
a)
True
b)
False
43.
Amnion cavity develops from epiblast.
a)
True
b)
False
44.
Before 7 weeks both sexes are similar.
a)
True
b)
False
45.
Content of the amniotic sac is swallowed by the fetus.
a)
True
b)
False
46.
Decidua capsularis form a capsule that covers external surface of chorionic sac.
a)
True
b)
False
47.
Decidua parietalis is the part of decidua that forms maternal part of placenta.
a)
True
b)
False
48.
Dizygotic twins in rare case can have one amniotic sac.
a)
True
b)
False
49.
Dyzygotic twins are always bi-amniotic.
a)
True
b)
False
50.
Early pregnancy tests are based on hCG detection.
a)
True
b)
False
51.
Embryonic disc lies between yolk sac and allantois.
a)
True
b)
False
52.
Gonads are determined by X chromosome.
a)
True
b)
False
53.
Hofbauer cells can be found in the mesenchyme of tertiary placental villi.
a)
True
b)
False
54.
In the secondary follicle there is the primary oocyte.
a)
True
b)
False
55.
Many secondary follicle are lost through a slow, continuous degenerative process called atresia, which continues through a woman’s reproductive life.
a)
True
b)
False
56.
Monozygotic twins always have one (shared) placenta.
a)
True
b)
False
57.
Ovulation is controlled by the pituitary gonadotropins FSH and LH.
a)
True
b)
False
58.
Placental barrier is built with walls of two capillary vessels (mother and fetus).
a)
True
b)
False
59.
Placental tissues are active glycogen synthesis.
a)
True
b)
False
60.
Primary chorionic villus is built with syncytiotrophoblast only.
a)
True
b)
False
61.
Secondary yolk sac is the biggest at the second trimester.
a)
True
b)
False
62.
Secretary phase is between 6 and 24 days of uterine cycle.
a)
True
b)
False
63.
Smooth chorion is an element of maternal part of placenta.
a)
True
b)
False
64.
Steroid hormones poorly cross placental barrier.
a)
True
b)
False
65.
Syncytiotrophoblast is the only layer of placental barrier in full term placenta.
a)
True
b)
False
66.
Terms £tertiary chorionic villus” and “full term villus” describe the same structure.
a)
True
b)
False
67.
Tertiary placental villi contain many maternal capillaries.
a)
True
b)
False
68.
Th ovary’s cortex is covered by a cuboidal mesothelium, the surface epithelium that overlie a layer of connective tissue, the tunica albuginea.
a)
True
b)
False
69.
The endometrium reaches its maximum thickness (5 mm) during the secretary phase.
a)
True
b)
False
70.
The endothelium consists of tubular uterine glands,
a)
True
b)
False
71.
The epithelium in the uterine tube contains ciliated cells.
a)
True
b)
False
72.
The greatest increase of estrogen level is about 27-28 days of ovarian cycle.
a)
True
b)
False
73.
The mucosa in the uterine tube is lined by the simple squamous epithelium.
a)
True
b)
False
74.
The primordial follicle is surrounded by the simple cuboidal epithelium.
a)
True
b)
False
75.
The secretion of decidua glands is named Wharton’s jelly.
a)
True
b)
False
76.
Trophoblast is the only layer of placental barrier in full term placenta.
a)
True
b)
False
77.
Umbilical cord artery contains fully oxygenized blood.
a)
True
b)
False
78.
Umbilical cord usually contains one vein and one artery.
a)
True
b)
False
79.
Upon contact with cells of the corona radiata sperm undergo the acrosomal reaction.
a)
True
b)
False
80.
Urea can pass but uric acid cannot pass placental barrier.
a)
True
b)
False
81.
Vein of the umbilical cord contains well oxygenated blood.
a)
True
b)
False
82.
Volk sac develops from hypoblast.
a)
True
b)
False
83.
Endolymph fills all regions of the membranous labyrinth.
a)
True
b)
False
84.
Sclera consists mainly of loose connective tissue with bundles of type II collagen.
a)
True
b)
False
85.
The inner plexiform layer of retina contains cell bodies of bipolar neurons.
a)
True
b)
False
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