Most of the chemical reactions involved in cellular metabolism are regulated by the body____ - enzymes
True/false
Intramembranous ossification occurs primarily in the skull of the fetus- True
Each of the following is a primary tissue except one. Identify the exception.
Muscle tissue
Con...
BIO 250 Practice Exam with Correct Solutions
Most of the chemical reactions involved in cellular metabolism are regulated by the body____ - ✅✅ enzymes
True/false
Intramembranous ossification occurs primarily in the skull of the fetus- ✅✅ True
Each of the following is a primary tissue except one. Identify the exception. Muscle tissue
Connective tissue
Nerve tissue
Epithelial tissue
Adipose tissue- ✅✅ Adipose tissue
Depolarization of the sarcolemma at the myoneural junction occurs when____ - ✅✅ Acetylcholine binds to the receptors on the sacrolemma
Parathyroid hormone - ✅✅ -stimulates osteoclast activity
-Increases the rate of calcium absorption from the intestine
-Decreases the rate of calcium excretion by the kidneys
-Raises the level of calcium ion in the blood
Water molecules and small ions enter a cell through? - ✅✅ Channels (pores) in some integral proteins
The central canal of an osteon contains? - ✅✅ Blood vessels
A muscle that is stimulated so frequently that the relaxation phase is completely eliminated is said to exhibit? - ✅✅ Complete tetany
What happens if the body temperature rises above normal? - ✅✅ blood flow to the skin increases
Vitamin D is necessary for? - ✅✅ Absorption of calcium and phosphate ions
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