The cell responsible for secreting the matrix of bone is the ________.
A) osteocyte
B) osteoblast
C) osteoclast
D) chondrocyte
B) osteoblast
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Which vessel in the diagram is the interlobular vein?
a) C b) D c) E d) F e) L
Which endocrine gland is NOT matched correctly with a disorder?
A. anterior pituitary gland: pituitary dwarfism, gigantism, acromegaly B. pineal gland: Seasonal Affective Disorder C. pancreas: diabetes insipidus D. thyroid gland: cretinism, myxedema, Grave's disease, goiter E. adrenal cortex: Cushing's syndrome, Addison's disease, adrenogenital syndrome
Answer the following questions true (T) or false (F)
1. Explain why Braxton-Hicks contractions are known as false labor. 2. Skeletal muscle fibers possess intercalated discs. 3. Contractility is the ability of a muscle to shorten.
Which of the following functions is associated with the blood?
A. Transport of neurotransmitters across synapses B. Transport of digestive enzymes to the small intestine C. Maintenance of DNA content of egg cells D. Electrical stimulation of the heart E. Delivery of O2 to tissue cells