Exam1 Flashcards
a person facing forward w/hands at the sides & palms facing forward is in the..?
anatomical position
The wrist is _____ to the elbow?
distal
The chin is _____ to the nose?
inferior
which of the following is arranged in correct order from the most COMPLEX to the SIMPLEST?
organism, system, organ, tissue, cellular, molecular.
The maintenance of a constant internal environment in an organism is termed?
homeostasis
When body temp rises, a center in the brain initiates physiological changes to decrease the body temp. This is and example of?
negative feedback
The muscle known as the diaphragm separates the ____ from the ____?
thoracic cavity; abdominal pelvic cavity.
If a response increases a disturbance, the system is classified as a _____ feedback system.
positive
visceral pericardium is located..?
on the heart itself
While standing in anatomical position…
- front refers to anterior
- back refers to dorsal
- front refers to ventral
- back refers to posterior
An amino acid is to a protein as ___ is to a nucleic acid.
nucleotide
The most abundant high energy compound in the cell is?
adenosine triphosphate (atp)
Hydrophilic molecules readily associate with…?
water molecules
Carbohydrates, Lipids, and proteins are classified as?
organic molecules
which had the highest concentration of hydroxide ions?
Ph14
