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SCI221-10DiwanaDoty

Study Stack 1 Weeks 1-6 (Mid-Term)

QuestionAnswer
Which of the following is not a part of the neuromuscular junction? T-tubules
The substance that attracts oxygen in the myoglobin molecule is iron
Most body movements are _____ contractions. isotonic
Bones act as a reservoir for which of the following minerals? Calcium & Phosphorus both answers are right/able to choose both
Normally, bone loss will begin to exceed bone gain between the ages of _____ years 35 and 40
Which of the following is not a characteristic of connective tissue? Typically holds its cells together tightly by means of desmosomes
Which of the following is not a proteoglycan found in the matrix of connective tissue? Collagen
Which of the following is not a function of adipose tissue? Defends the body from microbes and injurious substances
Which of the following vitamins is(are) absorbed through the skin? Vitamin A. Vitamin D. Vitamin K, Correct Answer All of the above
Which cells form the blood-brain barrier that protects the brain from harmful substances in the blood? Astrocytes
The hypodermis: connects the dermis to underlying tissues.
If a sequence of nitrogen bases in nucleic acid were A-U-C-G-A, which of the following would be true about the nucleic acid? It contains ribose sugar.
A DNA molecule is characterized by all of the following except: ribose sugar.
During which stage of mitosis do the centrioles move to the opposite poles of the cell? Prophase
A membrane carrier structure attracts a solute to a binding site, changes shape, and releases the solute on the other side of the cell membrane. This describes the process of: carrier-mediated transport.
NaCl would move through the cell membrane in which direction? Both into and out of the cell
Transcription can be best described as the: synthesis of mRNA.
Which of the following is not true of carbohydrates? They include substances commonly called sugars. They are the body’s primary source of energy. They are a part of both DNA and RNA Correct Answer: All of the above are true of carbohydrates.
Which lipid is part of vitamin D? Steroids
Which of the following is not one of the major groups of organic substances in the human body? Salts
A structural lipid found in the cell membrane is a: phospholipid & steroid. Correct Answer: Both B and C are correct.
Shivering to try to raise your body temperature back to normal would be an example of: the body trying to maintain homeostasis & a negative-feedback mechanism. Correct Answer: both A and C.
Which of the following is a basic component of every feedback control loop? sensor mechanism, integrating center, effector, feedback
Which of the following may put one at risk for developing a given disease? Environment, Stress, Lifestyle Correct Answer: All of the above
Epidemiology is the study of the _____ of diseases in human populations. occurrence, distribution, transmission Correct Answer: All of the above are correct
Created by: DiwanaD
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