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Kimona Simpson

Human Physiology #1

QuestionAnswer
If the secretion of oxytocin during childbirth operated as a negative-feedback control loop, what effect would it have on uterine contractions? Oxytocin would inhibit uterine contractions.
The contraction of the uterus during the birth of a baby is an example of _____ feedback. positive
Which of the following is not one of the basic components in a feedback control loop? Transmitter
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
Intracellular parasites that consist of DNA or RNA surrounded by a protein coat and sometimes by a lipoprotein envelope are called: viruses
Peptide bonds join together molecules of: amino acids.
When two molecules of glucose are joined, they form which disaccharide? Maltose
A _____ is a functional group that is temporarily unattached and is highly reactive because of unpaired electrons. free radical
Sometimes referred to as animal starch, _____ is the main polysaccharide in the body. glycogen
Water will move through the cell membrane by: osmosis.
Materials can be moved from a low concentration to a high concentration through: active transport.
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.
The small water channels in the cell membrane are called: aquaporins.
Connective tissue forms from stem cell tissue called: mesenchyme.
Which of the following is not a function of the skin? Synthesis of vitamin E
Which of the following is not a function of adipose tissue? Defends the body from microbes and injurious substances
The type of tissue that contains cells called neurons is called: nervous.
A person with a fractured patella would expect discomfort in the: knee.
The cell organelles that synthesize organic matrix substances in bone formation are: endoplasmic reticulum and Golgi apparatus.
Small cells that synthesize and secrete a specialized organic matrix are osteoblasts.
The primary ossification center of a long bone is located: in the diaphysis.
An age-related skeletal disease that is characterized by loss of bone mineral density and increased bone fragility is osteoporosis.
The ability of muscle cells to respond to nerve stimuli is called: irritability.
An example of a hinge joint is(are) the: interphalangeal joints.
A contraction in which the tension within the muscle remains the same but the length changes is called a(n) _____ contraction. isotonic
The lactate produced by anaerobic respiration is converted back to glucose in the: liver.
The purpose of creatine phosphate in muscle contraction is to: replenish energy supply.
Moving a part of the body forward is: protraction.
Created by: kimona
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