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MARLA Lopez

2022-1-SCI220-18 Chapters 1-6

QuestionAnswer
Negative-feedback control systems: oppose a change
Of the 11 major body systems, which is the least involved in maintaining homeostasis? Reproductive
Intrinsic control: is sometimes called autoregulation.
Epidemiology is the study of the _____ of diseases in human populations. occurrence, distribution, transmission
The normal reading or range of normal is called the: set point.
Which of the following is not one of the major groups of organic substances in the human body? Salts
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
The amino group in an amino acid is: NH3+.
Peptide bonds join together molecules of: amino acids.
DNA: is a double-helix strand of nucleotides.
Diffusion requires: a concentration gradient.
The correct order of the phases of mitosis is: prophase, metaphase, anaphase, telophase.
Which of the following terms is synonymous with tumor? Neoplasm
Which is true about the sodium and potassium pump? Three sodium ions are taken out of the cell
The pairing of bases of a strand of DNA is obligatory. If a strand of DNA were composed of the base sequence of ATCG, what would be the obligatory sequence of its opposing base pairs? TAGC
Which tissue is most likely to form a keloid scar as it heals? Connective
Which is not a function of epithelial tissue? Assimilation
Which of the following is not a function of adipose tissue? Defends the body from microbes and injurious substances
The hypodermis: connects the dermis to underlying tissues.
Which of the following is not a characteristic of connective tissue? Typically holds its cells together tightly by means of desmosomes
Small cells that synthesize and secrete a specialized organic matrix are osteoblasts.
The humerus articulates proximally with the clavicle. False
The following are functions of bone except for support, protection, mineral storage, hematopoiesis All of the above are Correct!
Because of how the clavicle articulates with the scapula, all shoulder movements involve the sternoclavicular joint. true
The primary ossification center of a long bone is located: in the diaphysis
Muscle contractions will continue as long as the calcium ions are attached to the troponin.
Most body movements are _____ contractions. isotonic
Which of the following is an incorrect statement regarding heat production? The body temperature set point is established by the hypothalamus, Shivering will increase body temperature, Body temperature functions on a negative-feedback mechanism All above are correct!
A gliding joint is an example of a(n) _____ joint. multiaxial
Attempting to pick up an object too heavy to lift would result in which type of muscle contraction? Isometric
Created by: 45marla
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