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Question
Which type of cell lines the ventricles of the brain and help produce cerebrospinal fluid?
A. microglia
B. satellite cells
C. ependymal cells
D. oligodendrocytes
Answer
This answer is hidden. It contains 1 characters.
Related questions
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The Leydig cells of the testes constitute a blood-testis barrier that prevents autoimmune destruction of the sperm.
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C. high concentrations of testosterone.
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Which of the following is a precursor to melatonin synthesis?
A. tryptophan
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B. regression of the wolffian ducts during embryonic development.
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Pubic and axillary hair growth at puberty is from increased secretion of
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Epiphyseal growth in males is stimulated by estrogen.
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A male with 5 alpha-reductase deficiency will have male internal sex organs but more female appearing external genitals.
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How many chromosomes are found in a normal human cell?
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B. 23 pair
C. 46
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A. hypothyroidism
B. cystic fibrosis
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What hormone may play a role in reducing the size of the uterus following delivery?
A. progesterone
B. prostaglandin
C. oxytocin
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DHEAS travels from the fetal adrenal cortex to the placenta where it is converted into oxytocin.
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arteries
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B. morula.
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The progressive fusion of the acrosomal membrane with the plasma membrane of the sperm is called the
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B. decreased, K+
C. increased, Na+
D. decreased, Na+
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Cells synthesizing hydroxyapatite in bones are termed as
A. osteoblasts.
B. osteoclasts.
C. osteocytes.
D. osteosarcoma cells.
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Bone resorption is produced by the action of _____________, which return bone calcium and phosphate to the blood.
A. osteoblasts
B. osteoclasts
C. osteocytes
D. calcitonin