Study Guide Test 1 Flashcards
Why is oxygen necessary for life
It releases energy from the food we take in
What are the characteristics of life
Movement, responsiveness, growth, reproduction, respiration, digestion, absorption, circulation, assimilation, excretion
What is the basic unit of structure and function of all living organisms
Cell
What cavities are found in the dorsal cavity
Cranial and vertebral
What systems are responsible for movement
Muscular and skeletal
What system produces heat
Muscular
What are the components of the digestive system
Mouth tongue teeth salivary glands pharynx esophagus stomach liver gallbladder pancreas intestines
What is homeostasis
Maintenance of a stable internal environment
What are the requirements of life
Water. Food. Oxygen. Heat. Pressure
What are the membranes of the thoracic cavity
Parietal parietal pleura. Visceral pleura. Visceral pericardium. Parietal pericardium.
What is the parietal pleura
Lines the thoracic cavity
What membrane covers the heart
Visceral pericardium
What membrane covers the lungs
Visceral pleura
What along with fibrous pericardium surrounds the heart
Parietal pericardium
What separates the parietal and visceral membranes
Pleural cavity
What do proximal and distal refer to
Proximal is closer to the point of origin. Distal is farther away from the point of origin
What are organelles
Composed of large molecules; carry on specific activities of the cell
What process breaks down dos into absorbable foods
Digestion
What are the various sections that the body can be divided into
Sagittal, mid-sagittal, transverse, frontal
What systems are responsible for integration and coordination
Nervous and endocrine
What is an atomic number
The number of protons in the atoms of a particular element
What determines an atoms chemical behavior
The number and configuration of electrons in the atom
What are the different types of bonding
The number of protons in the atoms of a particular element
What are isotopes
Atoms that have the same atomic number but different atomic weights
