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Maria C Ladouceur

Physiology weeks: 1-6

QuestionAnswer
Of the pathogenic organisms, which of the following are the most complex? Tapeworms WEEK 1
Negative-feedback mechanisms: 1. minimize changes in blood glucose levels. 2.maintain homeostasis. 3.are responsible for an increased rate of sweating when air temperature is higher than body temperature. WEEK1
A structural lipid found in the cell membrane is a: 1. phospholipid. 2. steroid. WEEK 2
The amino group in an amino acid is: NH3+. WEEK 2
Which of the following is not true of both triglycerides and phospholipids? They both contain a hydrophobic and hydrophilic end. WEEK 2
The term glycoprotein, a combination of two words, tells you that the compound is made of _____, with _____ being the dominant component. carbohydrate and protein; protein WEEK 2
Which of the following statements is true? A. Amino acid chains form DNA. B. The site of transcription is within the nucleus, whereas the site of translation is in the cytoplasm. C.Uracil is present in DNA in place of thymine. D.None of the above is true. Correct Answer: B WEEK 3
Twenty-three chromosomes per cell in humans is referred to as: haploid. WEEK 3
Which of the following is not a proteoglycan found in the matrix of connective tissue? Collagen WEEK 4
Which of the following is not a characteristic of connective tissue? A. Typically holds its cells together tightly by means of desmosomes B. Protects the body from foreign invaders C. Supports the body D. Transports substances throughout the body Correct Answer:A WEEK 4
Which is not a function of connective tissue? Communication WEEK 4
Which type of tissue has the greatest capacity to regenerate? Epithelial WEEK 4
The cell organelles that synthesize organic matrix substances in bone formation are: endoplasmic reticulum and Golgi apparatus. WEEK 5
Which of the following is not a characteristic of the epiphyses? Cylindrical in shape WEEK 5
Because of how the clavicle articulates with the scapula, all shoulder movements involve the sternoclavicular joint. True WEEK 5
Which of the following statements about cardiac muscle is incorrect? A. Cardiac muscle requires nervous stimulation to contract. B. Cardiac muscle is also called striated involuntary muscle. C. Cardiac muscle contains intercalated disks. D. All of the above statements are correct. Correct Answer: A WEEK 6
Which of the following statements is incorrect about motor units? A. Some motor neurons stimulate only a few dozen muscle fibers. B. Some motor neurons stimulate a few thousand muscle fibers. C. The more muscle fibers stimulated by a motor neuron, the more precise the movements of that muscle can be. A/N: C WEEK 6
A condyloid joint is an example of a(n) _____ joint. biaxial WEEK 6
Aerobic respiration produces the maximum amount of energy available from each glucose molecule. WEEK 6
An example of a hinge joint is(are) the: interphalangeal joints. WEEK 6
Which of the following is a protein substance with no DNA or RNA and is thought to be the cause of mad cow disease? Prion WEEK 1
Created by: MariaLadouceur
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