In Addition to Receiving Input from Thermoreceptors in the Skin

question 144

Multiple Choice

 In addition to receiving input from thermoreceptors in the skin and spinal cord, warm-sensitive cells in the preoptic area (POA) of the hypothalamus

• A) receive input from cold-sensitive but not temperature-insensitive neurons in the POA.
• B) have receptors that sense temperature change in their vicinity.
• C) receive input from both cold-insensitive and temperature-insensitive neurons in the POA.
• D) receive input from temperature-insensitive but not cold-sensitive neurons in the POA.

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Definitions:

Blood

A bodily fluid in humans and other animals that delivers necessary substances such as nutrients and oxygen to the cells and transports metabolic waste products away from those same cells.

DNA Ligase

An enzyme that facilitates the joining of DNA strands together by catalyzing the formation of a phosphodiester bond.

Restriction Enzyme

An enzyme that cuts DNA at specific recognition nucleotide sequences, widely used in molecular biology for DNA modification and cloning experiments.

Vector DNA

A molecule of DNA utilized to deliver genetic material into a cell, often used in genetic engineering and research to replicate or express particular genes.