Muscle Action III: Upper and Lower Extremities
Muscles of the Arm, Forearm and Hand:
In anatomy, the arm does not refer to the entire arm but solely to the upper arm or humerus; the
lower arm is called the forearm. The arm and forearm can each be divided
1Muscle Actions I: Joints and Motion Terms
The bones of the human skeleton can be divided into 2 groups. The axial skeleton is
comprised of bones along the mid-axial line and includes the bones of the skull, vertebral
column, thoracic cage (sternum and ri
Muscle Action II: Head, Neck and Upper Body
Muscles of the Face:
There are only 2 functionally distinct muscle groups are there in the face - the muscles of
facial expression and the muscles of mastication. The muscles of facial expression are exactly
Cell Chemistry I Questions
Nitrogen has an atomic number of 7 and an atomic mass of 14. Using the electron
shell model, sketch this atom.
Describe the difference between an ionic bond and a covalent bond.
How is a hydrogen bond formed?
Explain why ions in
Arteries: takes oxygenated, high nutrient blood AWAY
from the heart
Veins: returns low oxygen, low nutrient blood TO the
Major vessels supplying blood to the brain are on the
ventral surface (underside)
Grey matter contains the most
The Lymphatic System
The lymphatic system is composed of lymph vessels and lymphatic tissues
and organs. Lymph is the fluid transported within lymph vessels.
Lymph originates as interstitial fluid surrounding tissue cells. It moves
passively into the lym
The Immune System
The immune system is composed of tow overlapping and complementary components:
innate immunity, which is initiated immediately against a wide array of substances; and
adaptive immunity, which involves a delayed response to a specific ant
The Integumentary System
The integument is the bodys largest organ and is composed of all tissues types that function in
concert to protect internal body structures.
Integument consists of two distinct lays:
o Layer of stratified squamous epithelium calle