Vocabulary
Near the surface of the body
Superficial
Differentiation
The process of a cell becoming a cell that is specialized for certain jobs
When a skeletal muscle ________, its antagonist must be relaxed so that it stretches
contracts
________ have one-way valves to make sure blood doesn't flow backwards.
Veins
Made of fragmented cells
Platelets
Further into the body
Deep
Muscle that is striated and branched
Cardiac Muscle
Myofibrils are made up of _______________
(2 different) proteins
__________ are vessels that connect arteries to veins.
Capillaries
Cells that attack foreign agents
White blood cells
Vessels that carry blood away from the heart
Arteries
Type of muscle with only one nucleus
Smooth Muscle
A ___________ class lever has the load between the fulcrum and the effort.
Second
Blood flows from the atrium to the _________ in the heart.
ventricle
Blood cells that have a nucleus. (Where DNA is found)
White
Veins
Vessels that carry blood toward the heart
A third-class lever
The ______ side of the heart gets oxygenated blood, and the blood always enter the heart in an ________.
Left
atrium
Blood leaving the _____________ is going to give oxygen to the tissues.
left ventricle
________ contain hemoglobin which is what carries oxygen and gives them their color.
Red blood cells
A blood vessel that connects a small branch of an artery to a small branch of a vein
Capillary
Atrophy
Process when skeletal muscles are not used for a long time and the cells lose myofibrils (mass).
The heart has _______ chambers.
4
The word used to describe the shape of a red blood cell is ___________.
biconcave
________ has macronutrients and other necessary chemicals dissolved in the blood.
Plasma