Chapter 1: Intro to Human Anatomy and Physiology Flashcards
What does Anatomy deal with?
The structures (morphology) of body parts
What does Physiology deal with?
The function of body parts
When something leaves part of the cell but remain inside is…
Secretion
When something leaves the cell completely it is considered…
Excretion
Life depends on what environmental factors?
Water, food, oxygen, heat, pressure
The body’s maintenance of a stable environmental factor is called…
Homeostasis
Which type of feedback regulates biological systems creating the end product to reduce the stimulus (going back to normal)
Negative feedback
A process in which the end products of an action cause more of that action to occur (going away from normal)
Positive feedback
The control center of body temperature is found where?
The hypothalamus
An example of negative feedback
body temperature
An example of positive feedback
child birth
1st level of organization
atom
2nd level of organization
molecule
3rd level of organization
macromolecule
4th level of organization
organelle
5th level of organization
cell
6th level of organization
tissue
7th level of organization
organ system
8th level of organization
organism
What cavity includes the head, neck, and trunk?
Axial Portion
The dorsal cavity contains what two cavities?
Cranial and spinal (vertebral canal) cavities
The cranial cavity house what?
the brain
The ventral cavity contains what smaller cavities?
Thoracic, abdominopelvic, abdominal, and pelvic cavity
The thoracic/chest cavity contains what
lungs, heart, esophagus, trachea, and thymus gland
