Muscle Structure
Muscles nearer the surface of the body are . . .
superficial
Simple machine - a ____ device that helps people complete a task more effectively
mechanical
The serosa is the covering of the . . .
stomach
The heart pumps blood all over the body through the blood ____
vessels
How many times your heart beats in a certain amount of time
pulse rate
Biceps brachii and triceps brachii are an ____ pair
antagonistic
List three parts of a lever
effort, load, fulcrum
Stomach muscles that go across and around the stomach
circular muscles
When blood goes away from the heart it becomes ____
deoxygenated
Mixture of water, carbohydrates, fats, proteins and several other chemicals
plasma
Muscle cells and their tissues are made of . . .
A. epimysium B. myofibrils
C. endomysium D. fascicles
B. myofibrils
What class of lever would a shovel be?
Third-class
List the three types of muscles
skeletal, smooth, and cardiac
List the three basic blood vessels
veins, arteries, capillaries
List the three basic types of blood cells
white, red, platelets
A skeletal muscle is a collection of long ____ ____ that are packaged in a specific way.
muscle cells
What provides the effort while balancing a large book on your head?
Striations are stripes made by myofibrils that form on these two types of muscles
skeletal & cardiac
A blood vessel is thicker to handle higher blood ____
pressure
Which type of blood cell does not have DNA?
red blood cell
Trained professionals that help with conditions such as atrophy are called ____ ____
physical therapists
You can identify the class of lever based on . . .
what part (effort, load, or fulcrum) is in the middle
Which type of muscle has the most tightly arranged muscle cells? Why are they so strong?
cardiac, constant pumping of blood
The two major types of chambers in the heart are the ____ and ____
atrium, ventricle
Process of a cell becoming a cell that is specialized for certain jobs