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Question
Proteins that extend from the cytoskeleton within the cell, through the plasma membrane, and into the extracellular matrix are
A. lysosomal proteins.
B. metallo proteins.
C. receptor proteins.
D. integrin proteins.
Answer
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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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A. hypothyroidism
B. cystic fibrosis
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What hormone may play a role in reducing the size of the uterus following delivery?
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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. decreased, K+
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D. decreased, Na+
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Cells synthesizing hydroxyapatite in bones are termed as
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B. osteoclasts.
C. osteocytes.
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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
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